[tor-relays] 100K circuit request per minute for hours killed my relay

[Sebastian Niehaus]

Am 27.07.2017 um 19:48 schrieb Vort:
>>      This sort of thing has been going on for many years.  I used to refer
>> to it as "mobbing".  As nearly as I was ever able to determine, the behavior
>> is an unintended consequence of hidden services.
> 
> Same thing started to happen today and I have noticed that 100% CPU
>   usage spikes happens every hour and lasts for several minutes.
> During this spikes, all cores of CPU are used and stack trace points
>   somewhere at worker_thread_main() function.
> Also today relay have more connections than usually (5500 vs 2000-3000).
> Is this pattern matches the characteristics of hidden services work?




Happened to my relay as well, performance was degraded quite a lot, i
lost guard state ....


Strange ...





Sebastian