Re: Monitor progress and ETA while running snort

[Assaf via Snort-users <snort-users () lists snort org>]

Thanks! I didn't knew about the USR1 trick.

On Thu, Oct 11, 2018, 15:51 Carter Waxman (cwaxman) <cwaxman () cisco com>
wrote:

> kill –USR1 (snort pid) and snort will dump stats to stdout. See “Packet
> I/O Totals” for packets read so far.
>
> --pcap-list will run a batch of pcaps, but be aware that Snort resets
> between each pcap so you would probably still need to do your merge.
>
>
>
> *From: *Snort-users <snort-users-bounces () lists snort org> on behalf of
> Assaf via Snort-users <snort-users () lists snort org>
> *Reply-To: *Assaf <assaf.morami () gmail com>
> *Date: *Thursday, October 11, 2018 at 12:56 AM
> *To: *"snort-users () lists snort org" <snort-users () lists snort org>
> *Subject: *[Snort-users] Monitor progress and ETA while running snort
>
>
>
> Hi, I just wanted to share how I monitor progress and ETA while running
> snort from a pcap file.
>
>
>
> If I have only one pcap I use pipe viewer (the pv command) like this:
>
>
>
> pv x.pcap | snort -r -
>
>
>
> If I have more than one pcap, e.g. from a big tcpdump run, I merge all of
> them on the fly using joincap ( https://github.com/assafmo/joincap ) like
> this:
>
>
>
> joincap *.pcap | pv -s $(du -bc *.pcap | awk '/total/{print $1}') | snort
> -r -
>
>
>
> This way pv print progress and ETA information while snort is running. :-)
>
>
>
> Shameless plug - I wrote joincap specifically for these kind of
> situations, because mergecap and tcpslice does not handle errors very well.
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