Re: Monitor progress and ETA while running snort

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

I’m assuming this doesn’t work for snort v2.9.11.1?  It doesn’t work for me. But it seems the snort 3 manual has this.

Do you know when this was added?

Curiously,

John Byrne

> On Oct 12, 2018, at 6:49 AM, Assaf via Snort-users <snort-users () lists snort org> wrote:
>
> Thanks! I didn't knew about the USR1 trick.
>
> On Thu, Oct 11, 2018, 15:51 Carter Waxman (cwaxman) <cwaxman () cisco com <mailto: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 <mailto:snort-users-bounces () lists snort org>> on behalf 
> of Assaf via Snort-users <snort-users () lists snort org <mailto:snort-users () lists snort org>>
> Reply-To: Assaf <assaf.morami () gmail com <mailto:assaf.morami () gmail com>>
> Date: Thursday, October 11, 2018 at 12:56 AM
> To: "snort-users () lists snort org <mailto:snort-users () lists snort org>" <snort-users () lists snort org 
> <mailto: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 <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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