OpenVPN on Raspberry Pi - Speed test mess

OpenVPN on Raspberry Pi - Speed test mess

Velocity

New member
been trying to set up openvpn on my pi. followed a bunch of tutorials but speeds are complete trash like 10mbps max even wired. what am i missing here? messed with configs tried different protocols still slow af. idk why its so damn slow. anyone have a solid setup that actually works fast? tbh i want decent speeds for streaming torrenting not this sluggish crap. every guide i find feels outdated or just garbage.
 
ever tried using wireguard instead of openvpn? I had the same issue with openvpn on my pi and switched to wireguard. speeds shot up, like 50-60mbps wired no problem. maybe worth a shot if you want fast and stable.
 
careful with openvpn configs tho, sometimes ur ISP or router stuff throttles VPN traffic or u got mtu issues, try checking logs and maybe set ur mtu lower or disable ipv6. also wireguard legit blows openvpn outta the water rn for speed.
 
ok so nah, I don't think switchin to wireguard is the whole answer. I actually tried that and the speeds were better but still not what I wanted. My main issue was always with the openvpn configs and how my network was handling it. I spent ages tweaking MTU and disabling ipv6 and it finally got somewhat decent. Sometimes it's about the little things in the configs rather than the VPN protocol itself
 
Haha, speeds on my pi once had me thinking it was running on dial-up. I think most tutorials skip the part where you actually optimize your network and router. I gave up on openvpn on my pi after a week, switched to wireguard and finally got decent streaming speeds. ymmv but don't forget to check your router QoS and mtu, those kill speeds more than configs sometimes. Speed is a game of layers, not just configs.
 
Damn, sounds like your VPN speeds are almost as slow as my grandma's dial-up days. You might wanna check if ur ISP or router is throttling VPN traffic or if your MTU settings are all whacked. Also, most guides act like everyone has perfect setups, but ymmv with network configs, so maybe spend some time on actual network optimization instead of just configs.
 
Haha, I remember messing with OpenVPN configs on my old Pi and thinking it was a joke. Once I accidentally left the default encryption on and wondered why my speeds were garbage lol. Sometimes it's just the tiny things messing you up, like MTU or cipher settings.
 
Actually, I'd say like 70% of the time it's something small like MTU or cipher settings, but the other 30% is just hardware bottleneck or ISP throttling. People overlook that Pi isn't a beefy server and expect super speeds
 
Careful with blindly following tutorials tho, sometimes they overlook hardware limits or default settings that kill speed. Have you checked if your Pi is bottlenecking with CPU load or if your router is QoS-ing VPN traffic? One thing to try is disabling encryption temporarily and testing speed if it shoots up, encryption settings might be the culprit.
 
different angle: are you testing with the VPN connected to the same network or from an external network? sometimes local tests show faster speeds than real-world usage
 
actually, I think the biggest speed drop might be your encryption settings. If you're using AES-256, it can slow things down more than AES-128 or some lighter ciphers. Try tweaking that first and see if it helps.
 
80% of speed issues on VPNs are overestimated, usually it's your config or network, not the VPN itself. Also, don't forget, testing from inside the same network isn't real-world, so results can be skewed. Try testing externally and check your encryption cipher, that
 
just my 2 cents: are you testing speed with VPN on or off? sometimes running inside the same network makes it look faster than real-world. you ever tried testing from outside your home?
 
different angle: are you sure you're testing with the VPN connected and not just measuring your regular internet speed? sometimes people forget to turn it on and wonder why it's slow. wanna double check that?
 
Different angle: I've run speed tests on my Raspberry Pi VPN and seen real drops of around 40-50% compared to my regular ISP speeds, which is normal for VPNs with encryption overhead. I used iperf3 with 1Gbps servers and still got 500-600 Mbps max with the VPN active. If you're seeing way lower numbers, maybe check your encryption settings or the Pi's CPU load, cuz heavy ciphers like AES-256 can bottleneck a Pi 3 or older.
 
I did that once, forgot to turn VPN on, lol. speed was fine but actual testing showed it was off. gotta double check all the time, especially with VPNs and remote tests
 
spot on, i've seen similar. but tbh i use fast.com for quick checks, then iperf3 if i wanna see real throughput. speedtest.net can be misleading with VPNs tho.
 
Did you try multiple testing tools? I find that speedtest.net can be way off rn, especially with VPNs. Sometimes iperf3 shows totally different results
 
tbh been doing this 3 years, and I gotta say, speedtest.net actually gave me the most consistent results with VPNs, weird as it sounds. iperf3 was sometimes too variable for me. maybe try a few tests with different servers?
 
I've found that speed tests with VPNs are basically just guessing games, so I mostly rely on real-world file transfers or streaming tests to get a true feel.
 
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