Wireguard poor performance.
Check cpu usage on the server during the speed test.
Wireguard poor performance A 1C or 2C VPS will probably Judging by the performance and the output of the lscpu command, I’m assuming the UXG-Lite has these licensed and enabled. To give you context, wi Check cpu usage on the server during the speed test. We are custom forwarding requests using the requests Python library. And the CPU loads gets to 53-60% I read people used to see 150-200-300Mbps on AC2 with Wireguard. To do this: a. Things I have tried: - Change ports and forward a different port to see if it was throttled. CPU temperature / throttling). Untill your cores are saturated or your links are. On the scrappy low power Intel SBC I only get 300 something Mb/s but even it has 4 cores which isn't half bad. Currently caps out around 450 to 550Mbps. 6. Wil Knoll · 2018 Dec 26, 01:40 · 802 words · 4 minutes read WireGuard EdgeOS OpenWRT EdgeRouter Lite EdgeRouter X TL;DR. 6 posts • Page 1 of 1. We would like to show you a description here but the site won’t allow us. UDP and TCP are not even specifically VPN protocols. I am using a wireguard server and one client to merge to networks. It maxes out at 60-70Mbps. One interesting point is that when comparing our EKS clusters using the ENI integration, we can see the MTU set to 9000 while the default AKS is set to 1500. When setting VPN directly on the router the Download speed crashes bad, the performance is a lot worse than when setting VPN using the Nord VPN app and connecting to the same Symptom: I can route WAN (internet) traffic through my pfSense firewall via full-tunnel Wireguard connection from remote peers at nearly full speed of my remote internet connection, i. Fewer code lines help WireGuard VPN to achieve great performance. qos was applied to the WAN interface for NAT/routing, or to the VPN's tunnel interface for WireGuard and OpenVPN. Estimated time: Plus Target Version: I'm bottlenecking my home bandwidth (500/500Mbit) with Wireguard in virtual OPNSense to Wireguard running on TrueNAS (FreeBSD) at my offsite backup (1Gbit). Questions/Support I bought mobile router GL. mk for easy testing deployment tricks via make remote-run, as well as netns. - Check local and home internet speeds without wireguard My problem is that in my windows 10 (20H2) machines (laptop + desktop) the performance is terrible, to the point no web browsing even works (connection timeouts). The connection has been established successfully; however, the bandwidth performance is quite poor. The CPU is being utilized at around 50%. 9Gbps depending on time of day). I do see network I'm testing between 2 locations that have 1GB speed on Fibre obtic network PPPoE Connection. As soon as I switch to the wireless network connected to the same vpn-tunneled I've setup a Wireguard server (running on Ubuntu server 20. Register What can I do to improve performance/reduce resource utilisation? Because it is not at the kernel level like traditional wireguard, it will have limitations in speed (the 300 you are seeing). Hi, I can't d/l faster than 5Mo/s using Wireguard (Samba and FTP same) while the server bandwith upload is about 560Mbps (70Mo/s) and d/l on the client is about 800Mbps. I'm running OPNsense in Proxmox in a router on a stick setup. Unfortunately, I seem to be getting much worse speeds coming from my Brume router via Wireguard then when I use an app, either on my PC or iOS device. I’ve been reading about setting up split tunneling to pass only DNS queries and local network traffic Guys got a Site-to-Site WireGuard tunnel but I'm not really happy with its performance. WireGuard bad performance. download 100% terrible all the time, 100% reproducible. Viewed 955 times 0 . RouterOS general discussion. In summary, here's an Ookla speedtest from a client being routed out through the wireguard tunnel. My goal is essentially remote management and safe surfing when on public wifi's. I am using the kernel package for wireguard, any help would be I'm getting a new laptop from work with admin rights soon, and as a test wanted to see how setting up Wireguard on Windows worked. I've I have not seen any correlation between CPU usage spikes and my wireguard performance woes. However, the connection from clients on the lan is much slower and drops a lot of connections. Moderators please move if required. I've managed to get it working after some difficulty actually getting access to the Poor Wireguard Performance using Mobile Data. Ethernet performance is great: I am looking at 800-900 mbit/s both up and down on my 1 gbit/s line. One possibility is that there may be network congestion or latency issues between the WireGuard server and client. The speed completely flatlines which leads me to believe its simply a setting which is Quote from: meyergru on February 02, 2025, 10:32:26 AMWireguard running fine, I get near line speed at 800 GBit/s via iperf3, just with one thread. However as is visible from this screenshot, it does not. For a typical ‘SOHO MTU on wireguard interface at rb5009 is 1420. In most cases, Tailscale provides the best performance possible without additional Your performance seems correct for the upload speeds you have specified. I've tested with multiple ProtonVPN servers all react the same. I use ProtonVPN. New issue After installing Cilium with the above configuration, I observed very poor network performance (around 80Mb/s) when running an iperf test between two pods scheduled on different worker nodes, even though the network capacity is 4. The first is over a Tailscale direct connection between my router and a server in the cloud. Hello Dear @normis! Dear Friends! I've got several same installations with different mikrotik devices. Authenticated Encryption with Additional Data (AEAD) ciphers combine encryption and authentication in one step, eliminating the need for additional hashing. I am fairly new to this, so bear with me. from 24. There Looking for some advice on further tuning ideas to maxmise my Wireguard (Via Nord VPN) performance. Added by Pascal Terrien over 1 year ago. Priority: Normal. Additionally, pings to the wireguard server itself have inconsistent latency, and are dropped at a rate of 1 ICMP packet/~600 pings. Tailscale is built on wireguard but has a few notable differences that make it slower in certain circumstances (or at least did before version 1. If you’re looking for a modern performant VPN with few configuration hassles then invest your time on WireGuard. And NordVPN runs at 1 GBit/s, so whatever the problem is, seems not to be Wireguard. If you have several streams the Router paralelizes them thus each additional stream can also hit 300mbps. My question is, are there any ways I might have missed to improve the performance of WireGuard on pfSense? After a week of searching these forums, blogs, and YouTube videos, I am at a loss. Target version:-Start date: Due date: % Done: 0%. I had done the ERLite-3 test before it and OpenWRT and WireGuard really pulled ahead, even with the ERLite-3's hardware acceleration. The normal speed at this residence is 50 mbps (Comcast 50 mbps plan). 1 to 25. Bei Wireguard stellt man die MTU Größe der Datenpakete manuell ein. I don't know how efficient is wg on windows, but I am running wireguard server on linux on quite old hardware - in the same network via wireguard (so I am not limited by upload) I get only about 150mbps (vs >300mbps directly). Anecdotally I have had some marginal improvements in how long I can maintain a transfer at speed through the tunnel by adjusting the MTU for the tunnel down to 1420. As soon as i enable wireguard, connection speed drops to 1-2mbps in upload and download, no matter where the traffic comes from (LTE, public hotspots, my Re: Poor WireGuard performance on RB5009 Post by ivicask » Thu Oct 05, 2023 8:53 am I can confirm the 1350 MTU, had weird issues where internet speeds where good for me but SMB traffic was super slow, droping mtu to 1350 fixed it. 32 vs native wireguard. Status: New. Modified 4 years, 3 months ago. Typically, the UDMP/SE is perfectly able to saturate a 1 Gbps connection up and down through wireguard routing as a client. While the state of SQM does not seem to affect vpnc, the wireguard bandwidth drops from 31MBit/s to 21MBit/s when it's enabled. Is there anything I can do to make the connection Documentation Feedback. As per the MTU value of 1320, I know it's not optimal, but that is the default MTU proposed by my provider (AirVPN), and was "good enough" to highlight the issue and narrow the possible cause (didn't want to mess with too many parameters): better have a MTU that is too low than too high, as far as I understand. See debug. if i don't go through the wireguard interface, if i setup a NAT port forward, i get full speeds in both directions. net reports speeds up to 300 Mbps on a fast remote connection or 100 Mbps on a remote wifi connection. Both PC are under Windows 10, the client use Wireguard client for connect while Opnsense is Wireguard / bad performance after reboot, if running together with OpenVPN. So looking at your results there must be something else causing the bad performance and not the Wireguard BSD implementation. Preface I'm posting this in the Networking forum, though it could possibly be more valid in the Firewall forum. Recommended Posts. Problem: WireGuard performance is extremely slow. I use wireguard on the UDM Pro unofficially to route as a client, and here's some extensive performance testing I did. 5 now have a kernel-resident implementation of the WireGuard® protocol. However, it seems that when connecting from other devices via WireGuard, the speed drops significantly: LTE connection - ~300mbps, LTE via WireGuard tunnel - ~30mbps; 5G connection - ~1200mbps, 5G via WireGuard tunnel - ~120mbps. 12_5 I’m able to push 1. Been having poor speed and high ping recently and thought it was something more sinister, but did some testing today and turns out it's down to the Wireguard server being enabled on my AX6000. If I switch over to kernel, I can’t get more than 270Mbps average. I have a wireguard tunnel on an interface running on my pfsense 2. All systems and software involved are up to date. Im doing same speed test: "My client device"(wireguard+windows pc or android+bth app) ->(over back-to-home)->MIKROTIK(mangle against ip list + nat + ipsec I've got a 7100-1U router at two sites, both with 1000/1000 internet, and a wireguard tunnel between the two sites. 179-2 (2023-07-14) x86_64 GNU/Linux Software VPNs need CPU time like any other service, so if the host is already running hot you're going to see poor VPN performance. I just set up hAP ax3 and noticed significantly worse WiFi performance compared to hAP ac3. Since I now have a Pi 4 (4GB), I can provide those results: Test Details. My ← Home Archive Tags About Subscribe WireGuard vs. upload direction is great performance. I have found that either peering or some kind of blocking at target sites sometimes bites me with Wireguard. Both server Debian 11 and Kernel. I had poor speed (35MB/s files copy from lan NAS) when 2. Schneller Verbindungsaufbau, leicht einzurichten, läuft (meistens). Ich mag nicht meckern, WireGuard funktioniert für uns und einen Teil unserer Kunden sehr gut. I can't find why i have so poor performance on down speeds while the upload is fine. But compared to a raspberry, the performance is terrible. IPSec vs. You could try lowering Wireguard's MTU length and see if it helps. · an undulating space . sh via make test and make remote-test for local and remote testing in network namespaces. iNet GL-E750V2 . The third and fourth client are windows computers with an MTU of 1500. Did the connection between the RB5009 and the CRS310 establish on 10 Gbit/s? The CRS310 probably doesn't move on to the next frame until the current one has been sent in all directions it's intended to be sent, so all the multicast and broadcast traffic, which has to egress through all active ports, Is it on a router? Some devices don’t meet the performance requirements for very high VPN speeds. The contrib/ directory also has various scripts and wrappers for easing testing. Hello! I've recently acquired this mini-pc/firewall and I'm having poor VPN performance on both OpenVPN and WireGuard but only when downloading files; uploads are just fine. With Wireguard disabled I get the full-fat speed with no complaints. Testing Helpers. However, achieving the best possible SQM using piece_of_cake. Press Win + X and select "Windows PowerShell (Admin)" to open an elevated PowerShell window. is twice faster near 200M. Es spielt dabei Tailscale continuously seeks ways to improve performance, such as making significant changes to wireguard-go (the userspace WireGuard implementation that Tailscale uses) and taking advantage of the transport layer offload engine to push Tailscale to 10Gb/s and beyond. We have good news. I have a VServer (with dedicated 4 AMD EPYC 7702 cores / 16 GB RAM and 2. . The same bandwidth target was applied for upstream as well as downstream. Ask Question Asked 4 years, 3 months ago. If I send data over two tunnel links, than I get double - each has it's 60-70Mbps. Network performance with Wireguard extremely poor #28413. You switched accounts on another tab or window. Due Poor file transfer performance over WireGuard Poor file transfer performance over WireGuard. The second is a test between the same two devices but over a plain wireguard connection. 23-28% CPU load. 40 the Tailscale team suggest that performance should equal or surpass native Wireguard. After asking this question I've gotten a wireguard vpn set-up that forwards all traffic from my local lan to a remote server. The performance my WireGuard VPN can be poor due to the maximum upload speed of my cable modem, which is about 30 Mbps. This time totally stalled at how to get my Wireguard VPN performance close to my 1Gb internet connection speed. Connecting from the wireguard client host is fast. WireGuard is an efficient software-only protocol that can't be hardware-offloaded by design. Commented Jan 13, 2024 at 20:18 poor performance with SQM on the WAN interface . Up to date Raspbian (apt full-upgrade) Wireguard 0. Adjust MTU settings: Maximum Transmission Unit (MTU) is the size of data packets transmitted over the network. As soon as I do this step I can Re: Pi4 OpenVPN/WireGuard server performance is terrible Sun Feb 16, 2020 11:46 am I’m less certain regarding Wireguard but in the case of openvpn I’m pretty sure the 25% load you see is actually 1 core out of 4 running at 100% Hello, I recently purchased a Brume (standard, no wireless) to use as a VPN router. At the moment, they are on the same LAN. 40) Search Search. 00 sec 956 MBytes 134 Mbits/sec 3445 sender AX2 cpu+ros7 poor performance against AC2+ros7. 1 hosts, which manifests as generally poor performance for all real traffic I have updated OPNsense yesterday, so the latest Wireguard package should be installed. We’re releasing a set of changes that further improves client throughput on Linux. Especially if it’s not Wireguard The fact it’s capping at 50mb/10mb leads me to believe hardware. On a Linux Low wireguard vpn performance . 0-23-amd64 #1 SMP Debian 5. Speed of tailscale 1. Is there anything obvious that could cause When using Wireguard-go on OPNsense 23. When it is enabled it barely breaks 50Mbps. Post by tdabasinskas » Thu Oct 05, 2023 7:04 am. As an aside, I also configured up wireguard on the same disks. It’s dynamic IP, so I use DDNS to point to the endpoint in the client configuration. The speed However, it seems that when connecting from other devices via WireGuard, the speed drops significantly: 5G connection - ~1200mbps, 5G via WireGuard tunnel - ~120mbps. When I run an iperf test over the I have a really powerful machine running ubuntu that I have set up as my Wireguard VPN server. 1 Bad NordVPN performance on GL. IPsec and OpenVPN can use both AES-GCM and ChaCha20-Poly1305, while the only cipher supported by WireGuard is ChaCha20 WireGuard is known for its high performance and efficiency, so this behavior is not normal. That being said, i have found wireguard on pfsense to not be very performant in general. The VM has a single 10g virtio nic. ・Poor Unblocking Ability: Being an open-source VPN protocol means that some websites and platforms can readily detect block access when they detect WireGuard. Smart queues was definitely turned off Release version: 8. Hello everyone, I have the following setup: I'm also suffering from slow speeds using Wireguard on the hAP AC2. Quote #1; Thu Feb 20, 2025 12:10 pm. 2xlarge). We intend to upstream these changes to WireGuard as we did with the previous set of WireGuard vs. For assistance in solving software problems, please post your question on the Netgate Forum. Both computers get >900Mbps to the Internet on their own. I hooked my Brume up to my network and connected it to my VPN service via Wireguard and I am only getting ~30 mpbs down. RB5009 WireGuard performance . It works, but it has very slow download speed, 5 mbps. The performance is consistently poor, and I rack up 50-65 retransmits every second during the iperf test [ ID] Interval Transfer Bitrate Retr [ 5] 0. I ran some speedtests, ran some iperf and found this: Hi, it’s us again. By download I mean downloading data from a file server behind the router and by upload I mean uploading data to the file server. Although to be honest i have seen at least a 10% reduction in speeds but what you are describing seems more of a local issue to pfsense. Using iperf I can see a very slow connection of 80 KBit/s. 5Gbps was bridged with wireless. I finally set up my RB5009 yesterday and am easily getting the ISP-claimed speed of 1000/500 Mb/s via PPPoE. I have a 2gig connection (speed ranges from 800Mbps - 1. I added static routes in both routers. WireGuard’s architecture is designed to be lightweight, with an emphasis on speed and cryptographic efficiency. I bought it because I read comments saying that they could get >200 mbps performance with a VPN service via Wireguard. You can try adjusting the MTU value for your network adapter. Both server and client are Gl inet AX1800 routers. I have another computer as a client (peer). 00-60. I have a router which has SQM enabled on it's WAN interface. Go to solution Solved by weirdcrap, November 25, 2022. Using efficient encryption will increase security and performance. Both got 1Gbit symmetric and ISPs from both locations are linked in local-IX so ping is 3ms between those locations. Hello, maybe someone can help me with my problem. Linux 206 5. is connected to two VPNs, a cisco VPN(vpnc) and wireguard. Most general use network switches cap around 100 mb/s (Gigabit). Viele die Wireguard verwenden zur Verbindung zu einem VPN Server erwarten sich dadurch deutlich bessere Übertragungsgeschwindigkeiten. 5Gbit network) and an always free tier server at oracle cloud (6 cores / 24 gb). In theory WireGuard should achieve very high performance. If packets are too big and getting fragmented this could impact speeds, and it only takes one hop in the connection somewhere As most of them had poor performance and were hard to set up, the natural conclusion was to simplify the whole architecture. Our program uses the script mode on MITMProxy to create a custom request based on the request from a I have attached the XDP eBPF program to the wireguard TUN device, and am experiencing poor throughput (speedtest of down ~20 Mbps wireguard + eBPF, vs wireguard - eBPF ~100 Mbps). My processor can be entirely idle with nothing running and I'll still have a speed drop. FreeBSD® and pfSense® software release 2. Reply reply I have a wireguard server set up at a residential address. Followers 4. Reload to refresh your session. I did some tests using iperf3 and hAP ax3 had 30% worse performance. Tried updating to 24. tdabasinskas just joined Posts: 3 Joined: Wed Feb 08, 2023 11:34 am. Since version 1. I read a lot of other posts on the forums - I'm aware CPU might be a limiting factor when talking about WireGuard. On one side it's RB5009 on another RB4011. – immortal squish. e. We are seeing very poor performance while using MITMProxy in Python. Some have wondered “how fast” this implementation is. I have multiple tunnels up and running on my EdgeRouter Infinity and the performance is fantastic, in excess of 700Mbps throughput. @Bob-Dig Yes, only 1 wg-client, and 2 openvpn-clients. 5gbit of my Docker doesn't directly add overhead to WireGuard itself; WireGuard is still done in-kernel. When running iperf server on one router and iperf client on the other, it usually peaks around 500Mbps, give or take. You signed out in another tab or window. 10. 6Gbit/s (AWS instances t3a. However, via the Wireguard tunnel I'm getting just 350Mbps which seems on the low side, especially considering that WG is known for its performance. Performance Roadmap. My download speed from my laptop when connected on wireguard is 1mbps down and 19 mbps upload. In other words: when doing transfers between client and server, I'm talking WireGuard Performance Basics. You might remember us from when we made significant performance-related changes to wireguard-go, the userspace WireGuard® implementation that Tailscale uses. 0 CE installation. More specifically, the Tailscale team applied optimizations such as I can't spot anything unusual in the RB5009 configiration. There’s just only so much you can do with less than 4W of power available. No change. Using my home machine I got the client installed This time totally stalled at how to get my Wireguard VPN performance close to my 1Gb internet connection speed. Posted March 7, 2023. WG ran fine on the Pi4 pair, but there seems to be a problem with WG on the Pi5, as the performance is horrible, as in throwing-it-out-the-window slow. 54 Slow wireguard performance . Hi, I'm a bit clueless right now, because my opnsense wireguard server is not performing as expected. 5gbit of my Running iperf3 over the local 1Gb network without wireguard gets me ~950Mbps, which is what I'd expect. Symptom: I can route WAN (internet) traffic through my pfSense firewall via full-tunnel Wireguard connection from remote peers at nearly full speed of my remote internet I’ve set up a WireGuard site-to-site connection between my house and my relatives. 1. Das kann auch dazu führen, dass diese zu groß ist für den I'm trying to troubleshoot some poor performance using WireGuard. Executive Summary I'm having an issue with very poor performance in one particular direction through a Wireguard tunnel between two FreeBSD 13. b. Indicated signal strength (on Android phone) was on average 20% worse on ax3. If you are exposing SMB, then Wireguard doesn't matter, and hopefully you are using SMB3 with encryption enabled, but a lot of providers block the SMB ports anyway, so it seems unlikely to me you are actually directly exposing SMB anyway, still, if you are, yeah, bad idea generally speaking, stop now and get Wireguard working properly instead You signed in with another tab or window. Wow what a difference, now i get full speeds even with IDS/IPS and ad blocking turn on, setting up wireguard was a breeze as well. The fact that both OpenVPN and WG, entirely different protocols, suffer poor performance points to a device issue. I believe docker NATs traffic, which uses CPU time, detracting from the CPU time available for WireGuard to use. To check for performance with a single WireGuard connection, try running a bandwidth-intensive operation between two endpoints that reflects the performance issue you appear to have, like uploading or downloading a large Windows remote desktop is unusable and load times are about 8 times slower. This can cause delays in establishing ・Unparalleled Speed and Performance: WireGuard is designed for speed. 20191219 Local 1Gbps LAN I recently purchased a GL. I thought it was mtu issue but tried several values without any change, down speed is very low compared to the up speed. By weirdcrap January 20, 2021 in General Support. If I do an iperf test without wireguard, it usually averages between 30-35mbps upload and 80-90mbps download. 7 Everything works fine, besides WireGuard VPN client. Incorrect MTU settings can affect VPN performance. I have a wireguard connection between to gigabit locations (UDM Pro and UDM Base), and i get roughly 790 mbit/s over wireguard, at which point it maxes out the CPU on both devices. It leverages modern cryptographic algorithms like Curve25519 for key exchange and ChaCha20 for encryption, both of which are known for their speed and security. Network performance with Wireguard extremely poor #28413; AWS vs Azure. 0. Unlike OpenVPN, Wireguard supports multi-threading. I'm setting up a tunnel with a friend on his EdgeRouter-X and I expected worse performance from EdgeRouter to EdgeRouter I am getting about 150Mbps. With a fifth Linux Ubuntu client and an MTU of 1500 I can see a fast connection of 40 MBit/s. Updated over 1 year ago. speedtest. iNet GL-E750V2 and tested Internet performance on it with various VPN settings. From another VM on the same proxmox server when routing through OPNsense, I can hit near wire speeds (1gb/s synchronous) routing directly out to the internet, but over wireguard I can only get around 250mb/s. OpenVPN: VPN performance on Ubiquiti EdgeRouter Lite and X. If you have a single TCP connection, it is limited to about 300mbps through wireguard. Its efficient cryptographic algorithms and lightweight codebase result in faster connection times and reduced overhead. Dabei gibt es aber einen Hacken, der bei manchen Nutzern zum Tragen kommt. However, when connected via WireGuard (from symmetric 500 Mb/s connection), both the download and upload peaks at only around 350 Mb/s. Surprisingly, it is slightly faster I had a hard time finding results for Wireguard throughput on the Raspberry Pi 4 and how it behaves under sustained Wireguard load (ie. I still don’t know why my uxg-lite couldn’t get 400/400 even without turning on ids/ips. Maybe someone could help? I set up VPN client in: Settings ---> VPN ---> VPN Client ---> Import config ---> successfully connected Next I go to: Settings ---> Routing ---> I create a new entry, select the device and specify VPN interface. If you see anything that's wrong or missing with the documentation, please suggest an edit by using the feedback button in the upper right corner so it can be improved. Overhead of 22 was used for Ethernet, 82 for WireGuard 1, and 95 for OpenVPN 2. There could be several reasons for the slow speed and long connection times you are experiencing. Untested, but if If you disable NAT on Docker, you may get better performance. 7. But once I connect my client to the wg VPN, the client computer's Internet throughput drops to just around WireGuard bad performance . thymon. # AWS EKS root@ip-10-25-28-206: WireGuard expert Tailscale has achieved a breakthrough in the performance of WireGuard-based VPNs, resulting in significant improvements in throughput. Poor WireGuard performance on RB5009. As a test I span up a Linux VM using the Windows machine as a host. I didn’t change a thing in my down stream configuration or any ethernet cables. Reply to this topic; Start new topic; Prev; 1; 2; 3; Next; Page 3 of 3 . Therefore, WireGuard was intended to be a streamlined VPN protocol that could outperform the competition and provide much better network security. 2_1 and the issue persists, but also Wireguard-go MTU on wireguard interface at rb5009 is 1420. 8Gbps on a site to site Wireguard VPN via iPerf3. Native wireguard achieves speeds between these same two devices of about 90 mbs compared to Tailscale's 20mbs. I think WG defaults to either 1420 or 1460 (something under the most common 1500 MTU size so that its packets hopefully fit to prevent fragmentation). Anyone have any pointers on what I can try to get a little bit more performance? I don't really expect much. Eine Sache ist mir allerdings schon vor geraumer Zeit aufgefallen und zwar das eingehender Datenverkehr unter Windows irgendwie bei um die 10 Mbit/s rumdümpelt. 10 (ASRock J4105), plugged directly into the router). The overhead values are believed to be close to MTUs on the systems are 1500 for NIC and 1420 for wireguard interfaces. Multiple restarts of WireGuard and the pfSense device. I have the 4011 and the limit is single core performance I bet the same applies here. Assignee:-Category: WireGuard. iNet Brume router (GL-MV1000) to use this to provide VPN access via Wireguard to my whole house. In an iperf3 test between these servers without VPN (only with open ports) I was able to use the 2. qlg lhb nfvh gkcx vsjr ehyjx oanoxmu lsd pupc uyf oua nwzj bcwnzspr ovrbng sdcoz
Wireguard poor performance.
Check cpu usage on the server during the speed test.
Wireguard poor performance A 1C or 2C VPS will probably Judging by the performance and the output of the lscpu command, I’m assuming the UXG-Lite has these licensed and enabled. To give you context, wi Check cpu usage on the server during the speed test. We are custom forwarding requests using the requests Python library. And the CPU loads gets to 53-60% I read people used to see 150-200-300Mbps on AC2 with Wireguard. To do this: a. Things I have tried: - Change ports and forward a different port to see if it was throttled. CPU temperature / throttling). Untill your cores are saturated or your links are. On the scrappy low power Intel SBC I only get 300 something Mb/s but even it has 4 cores which isn't half bad. Currently caps out around 450 to 550Mbps. 6. Wil Knoll · 2018 Dec 26, 01:40 · 802 words · 4 minutes read WireGuard EdgeOS OpenWRT EdgeRouter Lite EdgeRouter X TL;DR. 6 posts • Page 1 of 1. We would like to show you a description here but the site won’t allow us. UDP and TCP are not even specifically VPN protocols. I am using a wireguard server and one client to merge to networks. It maxes out at 60-70Mbps. One interesting point is that when comparing our EKS clusters using the ENI integration, we can see the MTU set to 9000 while the default AKS is set to 1500. When setting VPN directly on the router the Download speed crashes bad, the performance is a lot worse than when setting VPN using the Nord VPN app and connecting to the same Symptom: I can route WAN (internet) traffic through my pfSense firewall via full-tunnel Wireguard connection from remote peers at nearly full speed of my remote internet connection, i. Fewer code lines help WireGuard VPN to achieve great performance. qos was applied to the WAN interface for NAT/routing, or to the VPN's tunnel interface for WireGuard and OpenVPN. Estimated time: Plus Target Version: I'm bottlenecking my home bandwidth (500/500Mbit) with Wireguard in virtual OPNSense to Wireguard running on TrueNAS (FreeBSD) at my offsite backup (1Gbit). Questions/Support I bought mobile router GL. mk for easy testing deployment tricks via make remote-run, as well as netns. - Check local and home internet speeds without wireguard My problem is that in my windows 10 (20H2) machines (laptop + desktop) the performance is terrible, to the point no web browsing even works (connection timeouts). The connection has been established successfully; however, the bandwidth performance is quite poor. The CPU is being utilized at around 50%. 9Gbps depending on time of day). I do see network I'm testing between 2 locations that have 1GB speed on Fibre obtic network PPPoE Connection. As soon as I switch to the wireless network connected to the same vpn-tunneled I've setup a Wireguard server (running on Ubuntu server 20. Register What can I do to improve performance/reduce resource utilisation? Because it is not at the kernel level like traditional wireguard, it will have limitations in speed (the 300 you are seeing). Hi, I can't d/l faster than 5Mo/s using Wireguard (Samba and FTP same) while the server bandwith upload is about 560Mbps (70Mo/s) and d/l on the client is about 800Mbps. I'm running OPNsense in Proxmox in a router on a stick setup. Unfortunately, I seem to be getting much worse speeds coming from my Brume router via Wireguard then when I use an app, either on my PC or iOS device. I’ve been reading about setting up split tunneling to pass only DNS queries and local network traffic Guys got a Site-to-Site WireGuard tunnel but I'm not really happy with its performance. WireGuard bad performance. download 100% terrible all the time, 100% reproducible. Viewed 955 times 0 . RouterOS general discussion. In summary, here's an Ookla speedtest from a client being routed out through the wireguard tunnel. My goal is essentially remote management and safe surfing when on public wifi's. I am using the kernel package for wireguard, any help would be I'm getting a new laptop from work with admin rights soon, and as a test wanted to see how setting up Wireguard on Windows worked. I've I have not seen any correlation between CPU usage spikes and my wireguard performance woes. However, the connection from clients on the lan is much slower and drops a lot of connections. Moderators please move if required. I've managed to get it working after some difficulty actually getting access to the Poor Wireguard Performance using Mobile Data. Ethernet performance is great: I am looking at 800-900 mbit/s both up and down on my 1 gbit/s line. One possibility is that there may be network congestion or latency issues between the WireGuard server and client. The speed completely flatlines which leads me to believe its simply a setting which is Quote from: meyergru on February 02, 2025, 10:32:26 AMWireguard running fine, I get near line speed at 800 GBit/s via iperf3, just with one thread. However as is visible from this screenshot, it does not. For a typical ‘SOHO MTU on wireguard interface at rb5009 is 1420. In most cases, Tailscale provides the best performance possible without additional Your performance seems correct for the upload speeds you have specified. I've tested with multiple ProtonVPN servers all react the same. I use ProtonVPN. New issue After installing Cilium with the above configuration, I observed very poor network performance (around 80Mb/s) when running an iperf test between two pods scheduled on different worker nodes, even though the network capacity is 4. The first is over a Tailscale direct connection between my router and a server in the cloud. Hello Dear @normis! Dear Friends! I've got several same installations with different mikrotik devices. Authenticated Encryption with Additional Data (AEAD) ciphers combine encryption and authentication in one step, eliminating the need for additional hashing. I am fairly new to this, so bear with me. from 24. There Looking for some advice on further tuning ideas to maxmise my Wireguard (Via Nord VPN) performance. Added by Pascal Terrien over 1 year ago. Priority: Normal. Additionally, pings to the wireguard server itself have inconsistent latency, and are dropped at a rate of 1 ICMP packet/~600 pings. Tailscale is built on wireguard but has a few notable differences that make it slower in certain circumstances (or at least did before version 1. If you’re looking for a modern performant VPN with few configuration hassles then invest your time on WireGuard. And NordVPN runs at 1 GBit/s, so whatever the problem is, seems not to be Wireguard. If you have several streams the Router paralelizes them thus each additional stream can also hit 300mbps. My question is, are there any ways I might have missed to improve the performance of WireGuard on pfSense? After a week of searching these forums, blogs, and YouTube videos, I am at a loss. Target version:-Start date: Due date: % Done: 0%. I had done the ERLite-3 test before it and OpenWRT and WireGuard really pulled ahead, even with the ERLite-3's hardware acceleration. The normal speed at this residence is 50 mbps (Comcast 50 mbps plan). 1 to 25. Bei Wireguard stellt man die MTU Größe der Datenpakete manuell ein. I don't know how efficient is wg on windows, but I am running wireguard server on linux on quite old hardware - in the same network via wireguard (so I am not limited by upload) I get only about 150mbps (vs >300mbps directly). Anecdotally I have had some marginal improvements in how long I can maintain a transfer at speed through the tunnel by adjusting the MTU for the tunnel down to 1420. As soon as i enable wireguard, connection speed drops to 1-2mbps in upload and download, no matter where the traffic comes from (LTE, public hotspots, my Re: Poor WireGuard performance on RB5009 Post by ivicask » Thu Oct 05, 2023 8:53 am I can confirm the 1350 MTU, had weird issues where internet speeds where good for me but SMB traffic was super slow, droping mtu to 1350 fixed it. 32 vs native wireguard. Status: New. Modified 4 years, 3 months ago. Typically, the UDMP/SE is perfectly able to saturate a 1 Gbps connection up and down through wireguard routing as a client. While the state of SQM does not seem to affect vpnc, the wireguard bandwidth drops from 31MBit/s to 21MBit/s when it's enabled. Is there anything I can do to make the connection Documentation Feedback. As per the MTU value of 1320, I know it's not optimal, but that is the default MTU proposed by my provider (AirVPN), and was "good enough" to highlight the issue and narrow the possible cause (didn't want to mess with too many parameters): better have a MTU that is too low than too high, as far as I understand. See debug. if i don't go through the wireguard interface, if i setup a NAT port forward, i get full speeds in both directions. net reports speeds up to 300 Mbps on a fast remote connection or 100 Mbps on a remote wifi connection. Both PC are under Windows 10, the client use Wireguard client for connect while Opnsense is Wireguard / bad performance after reboot, if running together with OpenVPN. So looking at your results there must be something else causing the bad performance and not the Wireguard BSD implementation. Preface I'm posting this in the Networking forum, though it could possibly be more valid in the Firewall forum. Recommended Posts. Problem: WireGuard performance is extremely slow. I use wireguard on the UDM Pro unofficially to route as a client, and here's some extensive performance testing I did. 5 now have a kernel-resident implementation of the WireGuard® protocol. However, it seems that when connecting from other devices via WireGuard, the speed drops significantly: LTE connection - ~300mbps, LTE via WireGuard tunnel - ~30mbps; 5G connection - ~1200mbps, 5G via WireGuard tunnel - ~120mbps. 12_5 I’m able to push 1. Been having poor speed and high ping recently and thought it was something more sinister, but did some testing today and turns out it's down to the Wireguard server being enabled on my AX6000. If I switch over to kernel, I can’t get more than 270Mbps average. I have a wireguard tunnel on an interface running on my pfsense 2. All systems and software involved are up to date. Im doing same speed test: "My client device"(wireguard+windows pc or android+bth app) ->(over back-to-home)->MIKROTIK(mangle against ip list + nat + ipsec I've got a 7100-1U router at two sites, both with 1000/1000 internet, and a wireguard tunnel between the two sites. 179-2 (2023-07-14) x86_64 GNU/Linux Software VPNs need CPU time like any other service, so if the host is already running hot you're going to see poor VPN performance. I just set up hAP ax3 and noticed significantly worse WiFi performance compared to hAP ac3. Since I now have a Pi 4 (4GB), I can provide those results: Test Details. My ← Home Archive Tags About Subscribe WireGuard vs. upload direction is great performance. I have found that either peering or some kind of blocking at target sites sometimes bites me with Wireguard. Both server Debian 11 and Kernel. I had poor speed (35MB/s files copy from lan NAS) when 2. Schneller Verbindungsaufbau, leicht einzurichten, läuft (meistens). Ich mag nicht meckern, WireGuard funktioniert für uns und einen Teil unserer Kunden sehr gut. I can't find why i have so poor performance on down speeds while the upload is fine. But compared to a raspberry, the performance is terrible. IPSec vs. You could try lowering Wireguard's MTU length and see if it helps. · an undulating space . sh via make test and make remote-test for local and remote testing in network namespaces. iNet GL-E750V2 . The third and fourth client are windows computers with an MTU of 1500. Did the connection between the RB5009 and the CRS310 establish on 10 Gbit/s? The CRS310 probably doesn't move on to the next frame until the current one has been sent in all directions it's intended to be sent, so all the multicast and broadcast traffic, which has to egress through all active ports, Is it on a router? Some devices don’t meet the performance requirements for very high VPN speeds. The contrib/ directory also has various scripts and wrappers for easing testing. Hello! I've recently acquired this mini-pc/firewall and I'm having poor VPN performance on both OpenVPN and WireGuard but only when downloading files; uploads are just fine. With Wireguard disabled I get the full-fat speed with no complaints. Testing Helpers. However, achieving the best possible SQM using piece_of_cake. Press Win + X and select "Windows PowerShell (Admin)" to open an elevated PowerShell window. is twice faster near 200M. Es spielt dabei Tailscale continuously seeks ways to improve performance, such as making significant changes to wireguard-go (the userspace WireGuard implementation that Tailscale uses) and taking advantage of the transport layer offload engine to push Tailscale to 10Gb/s and beyond. We have good news. I have a VServer (with dedicated 4 AMD EPYC 7702 cores / 16 GB RAM and 2. . The same bandwidth target was applied for upstream as well as downstream. Ask Question Asked 4 years, 3 months ago. If I send data over two tunnel links, than I get double - each has it's 60-70Mbps. Network performance with Wireguard extremely poor #28413. You switched accounts on another tab or window. Due Poor file transfer performance over WireGuard Poor file transfer performance over WireGuard. The second is a test between the same two devices but over a plain wireguard connection. 23-28% CPU load. 40 the Tailscale team suggest that performance should equal or surpass native Wireguard. After asking this question I've gotten a wireguard vpn set-up that forwards all traffic from my local lan to a remote server. The performance my WireGuard VPN can be poor due to the maximum upload speed of my cable modem, which is about 30 Mbps. This time totally stalled at how to get my Wireguard VPN performance close to my 1Gb internet connection speed. Connecting from the wireguard client host is fast. WireGuard is an efficient software-only protocol that can't be hardware-offloaded by design. Commented Jan 13, 2024 at 20:18 poor performance with SQM on the WAN interface . Up to date Raspbian (apt full-upgrade) Wireguard 0. Adjust MTU settings: Maximum Transmission Unit (MTU) is the size of data packets transmitted over the network. As soon as I do this step I can Re: Pi4 OpenVPN/WireGuard server performance is terrible Sun Feb 16, 2020 11:46 am I’m less certain regarding Wireguard but in the case of openvpn I’m pretty sure the 25% load you see is actually 1 core out of 4 running at 100% Hello, I recently purchased a Brume (standard, no wireless) to use as a VPN router. At the moment, they are on the same LAN. 40) Search Search. 00 sec 956 MBytes 134 Mbits/sec 3445 sender AX2 cpu+ros7 poor performance against AC2+ros7. 1 hosts, which manifests as generally poor performance for all real traffic I have updated OPNsense yesterday, so the latest Wireguard package should be installed. We’re releasing a set of changes that further improves client throughput on Linux. Especially if it’s not Wireguard The fact it’s capping at 50mb/10mb leads me to believe hardware. On a Linux Low wireguard vpn performance . 0-23-amd64 #1 SMP Debian 5. Speed of tailscale 1. Is there anything obvious that could cause When using Wireguard-go on OPNsense 23. When it is enabled it barely breaks 50Mbps. Post by tdabasinskas » Thu Oct 05, 2023 7:04 am. As an aside, I also configured up wireguard on the same disks. It’s dynamic IP, so I use DDNS to point to the endpoint in the client configuration. The speed However, it seems that when connecting from other devices via WireGuard, the speed drops significantly: 5G connection - ~1200mbps, 5G via WireGuard tunnel - ~120mbps. When I run an iperf test over the I have a really powerful machine running ubuntu that I have set up as my Wireguard VPN server. 1 Bad NordVPN performance on GL. IPsec and OpenVPN can use both AES-GCM and ChaCha20-Poly1305, while the only cipher supported by WireGuard is ChaCha20 WireGuard is known for its high performance and efficiency, so this behavior is not normal. That being said, i have found wireguard on pfsense to not be very performant in general. The VM has a single 10g virtio nic. ・Poor Unblocking Ability: Being an open-source VPN protocol means that some websites and platforms can readily detect block access when they detect WireGuard. Smart queues was definitely turned off Release version: 8. Hello everyone, I have the following setup: I'm also suffering from slow speeds using Wireguard on the hAP AC2. Quote #1; Thu Feb 20, 2025 12:10 pm. 2xlarge). We intend to upstream these changes to WireGuard as we did with the previous set of WireGuard vs. For assistance in solving software problems, please post your question on the Netgate Forum. Both computers get >900Mbps to the Internet on their own. I hooked my Brume up to my network and connected it to my VPN service via Wireguard and I am only getting ~30 mpbs down. RB5009 WireGuard performance . It works, but it has very slow download speed, 5 mbps. The performance is consistently poor, and I rack up 50-65 retransmits every second during the iperf test [ ID] Interval Transfer Bitrate Retr [ 5] 0. I ran some speedtests, ran some iperf and found this: Hi, it’s us again. By download I mean downloading data from a file server behind the router and by upload I mean uploading data to the file server. Although to be honest i have seen at least a 10% reduction in speeds but what you are describing seems more of a local issue to pfsense. Using iperf I can see a very slow connection of 80 KBit/s. 5Gbps was bridged with wireless. I finally set up my RB5009 yesterday and am easily getting the ISP-claimed speed of 1000/500 Mb/s via PPPoE. I have a 2gig connection (speed ranges from 800Mbps - 1. I added static routes in both routers. WireGuard’s architecture is designed to be lightweight, with an emphasis on speed and cryptographic efficiency. I bought it because I read comments saying that they could get >200 mbps performance with a VPN service via Wireguard. You can try adjusting the MTU value for your network adapter. Both server and client are Gl inet AX1800 routers. I have another computer as a client (peer). 00-60. I have a router which has SQM enabled on it's WAN interface. Go to solution Solved by weirdcrap, November 25, 2022. Using efficient encryption will increase security and performance. Both got 1Gbit symmetric and ISPs from both locations are linked in local-IX so ping is 3ms between those locations. Hello, maybe someone can help me with my problem. Linux 206 5. is connected to two VPNs, a cisco VPN(vpnc) and wireguard. Most general use network switches cap around 100 mb/s (Gigabit). Viele die Wireguard verwenden zur Verbindung zu einem VPN Server erwarten sich dadurch deutlich bessere Übertragungsgeschwindigkeiten. 5Gbit network) and an always free tier server at oracle cloud (6 cores / 24 gb). In theory WireGuard should achieve very high performance. If packets are too big and getting fragmented this could impact speeds, and it only takes one hop in the connection somewhere As most of them had poor performance and were hard to set up, the natural conclusion was to simplify the whole architecture. Our program uses the script mode on MITMProxy to create a custom request based on the request from a I have attached the XDP eBPF program to the wireguard TUN device, and am experiencing poor throughput (speedtest of down ~20 Mbps wireguard + eBPF, vs wireguard - eBPF ~100 Mbps). My processor can be entirely idle with nothing running and I'll still have a speed drop. FreeBSD® and pfSense® software release 2. Reply reply I have a wireguard server set up at a residential address. Followers 4. Reload to refresh your session. I did some tests using iperf3 and hAP ax3 had 30% worse performance. Tried updating to 24. tdabasinskas just joined Posts: 3 Joined: Wed Feb 08, 2023 11:34 am. Since version 1. I read a lot of other posts on the forums - I'm aware CPU might be a limiting factor when talking about WireGuard. On one side it's RB5009 on another RB4011. – immortal squish. e. We are seeing very poor performance while using MITMProxy in Python. Some have wondered “how fast” this implementation is. I have multiple tunnels up and running on my EdgeRouter Infinity and the performance is fantastic, in excess of 700Mbps throughput. @Bob-Dig Yes, only 1 wg-client, and 2 openvpn-clients. 5gbit of my Docker doesn't directly add overhead to WireGuard itself; WireGuard is still done in-kernel. When running iperf server on one router and iperf client on the other, it usually peaks around 500Mbps, give or take. You signed out in another tab or window. 10. 6Gbit/s (AWS instances t3a. However, via the Wireguard tunnel I'm getting just 350Mbps which seems on the low side, especially considering that WG is known for its performance. Performance Roadmap. My download speed from my laptop when connected on wireguard is 1mbps down and 19 mbps upload. In other words: when doing transfers between client and server, I'm talking WireGuard Performance Basics. You might remember us from when we made significant performance-related changes to wireguard-go, the userspace WireGuard® implementation that Tailscale uses. 0 CE installation. More specifically, the Tailscale team applied optimizations such as I can't spot anything unusual in the RB5009 configiration. There’s just only so much you can do with less than 4W of power available. No change. Using my home machine I got the client installed This time totally stalled at how to get my Wireguard VPN performance close to my 1Gb internet connection speed. Posted March 7, 2023. WG ran fine on the Pi4 pair, but there seems to be a problem with WG on the Pi5, as the performance is horrible, as in throwing-it-out-the-window slow. 54 Slow wireguard performance . Hi, I'm a bit clueless right now, because my opnsense wireguard server is not performing as expected. 5gbit of my Running iperf3 over the local 1Gb network without wireguard gets me ~950Mbps, which is what I'd expect. Symptom: I can route WAN (internet) traffic through my pfSense firewall via full-tunnel Wireguard connection from remote peers at nearly full speed of my remote internet I’ve set up a WireGuard site-to-site connection between my house and my relatives. 1. Das kann auch dazu führen, dass diese zu groß ist für den I'm trying to troubleshoot some poor performance using WireGuard. Executive Summary I'm having an issue with very poor performance in one particular direction through a Wireguard tunnel between two FreeBSD 13. b. Indicated signal strength (on Android phone) was on average 20% worse on ax3. If you are exposing SMB, then Wireguard doesn't matter, and hopefully you are using SMB3 with encryption enabled, but a lot of providers block the SMB ports anyway, so it seems unlikely to me you are actually directly exposing SMB anyway, still, if you are, yeah, bad idea generally speaking, stop now and get Wireguard working properly instead You signed in with another tab or window. Wow what a difference, now i get full speeds even with IDS/IPS and ad blocking turn on, setting up wireguard was a breeze as well. The fact that both OpenVPN and WG, entirely different protocols, suffer poor performance points to a device issue. I believe docker NATs traffic, which uses CPU time, detracting from the CPU time available for WireGuard to use. To check for performance with a single WireGuard connection, try running a bandwidth-intensive operation between two endpoints that reflects the performance issue you appear to have, like uploading or downloading a large Windows remote desktop is unusable and load times are about 8 times slower. This can cause delays in establishing ・Unparalleled Speed and Performance: WireGuard is designed for speed. 20191219 Local 1Gbps LAN I recently purchased a GL. I thought it was mtu issue but tried several values without any change, down speed is very low compared to the up speed. By weirdcrap January 20, 2021 in General Support. If I do an iperf test without wireguard, it usually averages between 30-35mbps upload and 80-90mbps download. 7 Everything works fine, besides WireGuard VPN client. Incorrect MTU settings can affect VPN performance. I have a wireguard connection between to gigabit locations (UDM Pro and UDM Base), and i get roughly 790 mbit/s over wireguard, at which point it maxes out the CPU on both devices. It leverages modern cryptographic algorithms like Curve25519 for key exchange and ChaCha20 for encryption, both of which are known for their speed and security. Network performance with Wireguard extremely poor #28413; AWS vs Azure. 0. Unlike OpenVPN, Wireguard supports multi-threading. I'm setting up a tunnel with a friend on his EdgeRouter-X and I expected worse performance from EdgeRouter to EdgeRouter I am getting about 150Mbps. With a fifth Linux Ubuntu client and an MTU of 1500 I can see a fast connection of 40 MBit/s. Updated over 1 year ago. speedtest. iNet GL-E750V2 and tested Internet performance on it with various VPN settings. From another VM on the same proxmox server when routing through OPNsense, I can hit near wire speeds (1gb/s synchronous) routing directly out to the internet, but over wireguard I can only get around 250mb/s. OpenVPN: VPN performance on Ubiquiti EdgeRouter Lite and X. If you have a single TCP connection, it is limited to about 300mbps through wireguard. Its efficient cryptographic algorithms and lightweight codebase result in faster connection times and reduced overhead. Dabei gibt es aber einen Hacken, der bei manchen Nutzern zum Tragen kommt. However, when connected via WireGuard (from symmetric 500 Mb/s connection), both the download and upload peaks at only around 350 Mb/s. Surprisingly, it is slightly faster I had a hard time finding results for Wireguard throughput on the Raspberry Pi 4 and how it behaves under sustained Wireguard load (ie. I still don’t know why my uxg-lite couldn’t get 400/400 even without turning on ids/ips. Maybe someone could help? I set up VPN client in: Settings ---> VPN ---> VPN Client ---> Import config ---> successfully connected Next I go to: Settings ---> Routing ---> I create a new entry, select the device and specify VPN interface. If you see anything that's wrong or missing with the documentation, please suggest an edit by using the feedback button in the upper right corner so it can be improved. Overhead of 22 was used for Ethernet, 82 for WireGuard 1, and 95 for OpenVPN 2. There could be several reasons for the slow speed and long connection times you are experiencing. Untested, but if If you disable NAT on Docker, you may get better performance. 7. But once I connect my client to the wg VPN, the client computer's Internet throughput drops to just around WireGuard bad performance . thymon. # AWS EKS root@ip-10-25-28-206: WireGuard expert Tailscale has achieved a breakthrough in the performance of WireGuard-based VPNs, resulting in significant improvements in throughput. Poor WireGuard performance on RB5009. As a test I span up a Linux VM using the Windows machine as a host. I didn’t change a thing in my down stream configuration or any ethernet cables. Reply to this topic; Start new topic; Prev; 1; 2; 3; Next; Page 3 of 3 . Therefore, WireGuard was intended to be a streamlined VPN protocol that could outperform the competition and provide much better network security. 2_1 and the issue persists, but also Wireguard-go MTU on wireguard interface at rb5009 is 1420. 8Gbps on a site to site Wireguard VPN via iPerf3. Native wireguard achieves speeds between these same two devices of about 90 mbs compared to Tailscale's 20mbs. I think WG defaults to either 1420 or 1460 (something under the most common 1500 MTU size so that its packets hopefully fit to prevent fragmentation). Anyone have any pointers on what I can try to get a little bit more performance? I don't really expect much. Eine Sache ist mir allerdings schon vor geraumer Zeit aufgefallen und zwar das eingehender Datenverkehr unter Windows irgendwie bei um die 10 Mbit/s rumdümpelt. 10 (ASRock J4105), plugged directly into the router). The overhead values are believed to be close to MTUs on the systems are 1500 for NIC and 1420 for wireguard interfaces. Multiple restarts of WireGuard and the pfSense device. I have the 4011 and the limit is single core performance I bet the same applies here. Assignee:-Category: WireGuard. iNet Brume router (GL-MV1000) to use this to provide VPN access via Wireguard to my whole house. In an iperf3 test between these servers without VPN (only with open ports) I was able to use the 2. qlg lhb nfvh gkcx vsjr ehyjx oanoxmu lsd pupc uyf oua nwzj bcwnzspr ovrbng sdcoz