On Tue, Sep 26, 2023 at 02:22:06PM +0000, Split via tor-relays wrote: > I run the obfs4 bridge, in the parameters I specify to use iat-modr=2. As a > result, the bridge is VERY, VERY SLOW. Connection speed is on average 100 kb/ > sec. When I remove the iat-mode=2 parameter, the speed becomes 8-10 times > higher. > > I checked the processor load, it is at 3%, the problem is unlikely to be with > the processor, the RAM load is at 20%. I can't figure out if this is expected > behavior or if the speed drop is too significant. Please tell me, is this the > normal maximum speed of the bridge with iat-mode=2 or can it be increased > somehow?
I don't know what's a typical bandwidth range to expect, but it's expected that iat-mode=2 is much slower than normal. Use iat-mode=1 for less aggressive traffic shaping. Some old visualizations of iat-mode's effect on packet sizes and timing: https://www.bamsoftware.com/talks/pets-2017-menace/#figures _______________________________________________ tor-relays mailing list tor-relays@lists.torproject.org https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-relays
