[tor-relays] 100% CPU load on Windows Server 2019
michael.gerstacker at googlemail.com
Thu Feb 20 16:04:21 UTC 2020
> > On 18 Feb 2020, at 06:10, Michael Gerstacker <
> michael.gerstacker at googlemail.com> wrote:
> > Once the consensus diffs are processed the load drops to normal.
> > After some time without anything noticeable for me in the debug logs the
> CPU suddenly jumps to 100% again and stays there till another consensus
> diffs are arriving.
> > Its not as worse as it was the first two days where i had 100% CPU load
> half of the time but i still have this about 10-15 times a day for a few
> seconds or minutes each.
> > For the next few minutes after the CPU dropped to normal the throughput
> is close to zero so this cant be good for clients.
> > It would be nice to have a fix in 0.4.4 stable or earlier so that i can
> decide if i want to buy a Windows license key or rather shut it down.
> Does setting "DirCache 0" in your torrc resolve the issue?
Yes it look like thats working.
I lost the Guard flag (like expected) but in the last 24 hours i had no
There's a suggested patch on the ticket:
> But we've had trouble getting people to help with Windows development
> and testing.
> Can you compile tor from source for Windows?
i've never done that before. If there is a step-by-step guide it might be
interesting to learn.
Or if we get a fix merged into tor, can you install the Windows
> "Tor Expert Bundle" ?
This should be no problem.
I think i will keep the Windows setup at least for some time so if i can
help that way feel free to send me or point me to anything Windows related
what needs some testing in real world.
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