[Oisf-users] Suricata Performance

Will Metcalf william.metcalf at gmail.com
Mon Jan 18 21:29:23 UTC 2010

>The CPU usage is ~120-130%, and the memory usage is at 30.6%

Are these numbers for Suricata or the overall system performance?



On Mon, Jan 18, 2010 at 3:25 PM, Brant Wells <bwells at tfc.edu> wrote:

> Hi All  -- Guess Who?  lol.
> Anyhow, I've had Suricata running in IDS mode for a bit today and would
> like to report on some usage stats.
> The last run I've had has been ~15mins or so.  I've let it load all the
> Snort rules that I have that it can handle (running without the
> --init-errors-fatal).
> The usage, so far has been fairly stable.  After adding Suricata to my list
> of running apps on the Snort box, the internet doesn't seem to have slowed
> too noticeably.
> The CPU usage is ~120-130%, and the memory usage is at 30.6%.  I have a
> 20mbit (20 incoming and 20 outgoing) internet connection which is running at
> ~18mbit download, ~3mbit upload right now.
> Snort is running at ~60% CPU usage and 6.2% memory usage.  That's my
> report.  If you need more detail, let me know.
> Thanks!
> ~Brant
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