[tor-relays] CPU usage

Steve Snyder swsnyder at snydernet.net
Tue Jul 8 13:44:57 UTC 2014

> ...renice to 10...

This is good for the Tor process itself, but disadvantages other processes. If your server is doing name resolution (as an exit node) the resolver may be impacted, which in turn will hamper handling of exit traffic.

If you're running as a middle node then Never Mind.

On Tuesday, July 8, 2014 8:39am, "kingqueen" <kingqueen at btnf.tw> said:

> Thank you to all for the useful information; especially to Roman,
> Julien and Scott.
> I want to make optimal use of my existing dedi rather than hiring a
> more powerful one, so I've set NumCPUs to 2, renice to 10 and will
> reboot (as the latter is an init script I guess reboot is necessary.)
> I will then wait a couple of weeks to see what the maximum average
> bandwidth usage is at 200% CPU (for two cores) and will set the
> bandwidth limit to just below that.
> Hopefully this will improve both my Tor relay's performance and allow
> me to continue to use the dedi for other purposes.
> Thank you all once again.
> kingqueen
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