[Oisf-devel] extracted to filestore may not always be original file

Victor Julien victor at inliniac.net
Wed Oct 31 17:08:52 UTC 2012


On 10/29/2012 03:52 PM, Victor Julien wrote:
> On 10/11/2012 11:35 PM, Kyle Creyts wrote:
>> (bug1)
>> I have had this happen to me repeatedly, but I can't reliably
>> reproduce the circumstances; when it does happen, it will happen many
>> times in a row:  suricata[2] drops roughly 1 out of every 3 of the
>> files which should have been extracted due to filestore rules[3].
>> When it does happen, all binaries output seem to be in order, but it
>> seems to only output about 1/3 of the files which should have been
>> extracted (as they triggered filestore rules).
>> When it runs like this, I have noticed that many of the suricata
>> workers jump to reading at about 15MB/s from disk for the duration of
>> the run, and the run takes about 20s to complete on the attached pcap.
>> Otherwise, it takes about 5s, and I don't see any major disk hit.
> 
> Can you share the rules you are testing with? Privately if you want.
> 

Made some fixes today, I now consistently get 251 extracted files.

Can you confirm with the git master or master-1.3.x?

Cheers,
Victor

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Victor Julien
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