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Date: Thu, 12 Jun 2008 15:36:32 -0700
From: Andrew Sharp <andy.sharp@onstor.com>
To: "Maxim Kozlovsky" <maxim.kozlovsky@onstor.com>
Subject: Re: ssc daemon communication problems
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What is the filename for the RMC logs?  I can add it to cfmond and/or
logrotate.


On Thu, 12 Jun 2008 15:32:07 -0700 "Maxim Kozlovsky"
<maxim.kozlovsky@onstor.com> wrote:

> For now it is enough to do this when the problem occurs. There is no
> log rotate for the RMC logs so they will just fill the flash. You can
> run tcpdump continuously if you want to with -C/-c options. 
> 
> _____________________________________________
> From: Raj Kumar 
> Sent: Thursday, June 12, 2008 3:20 PM
> To: Maxim Kozlovsky; dl-QA; dl-Software
> Subject: RE: ssc daemon communication problems
> 
> Max,
> 
> Since we don't know what workflows might cause these issues, I assume
> we need to enable RMC debugs and wait for the issue to occur? If
> that's true will this affect other system operations?
> 
> Thanks.
> 
> _____________________________________________
> From: Maxim Kozlovsky 
> Sent: Thursday, June 12, 2008 3:14 PM
> To: dl-QA; dl-Software
> Subject: ssc daemon communication problems
> 
> Hello,
> 
> We have several defects on p1-p2 list about the daemon communication
> problems, like TED00024106 S-Soak (G12R9): Volume online fails,
> ea:ERROR: Failed to get volume list  and S-Soak (G2R5): Not able to
> create volumes, evm:ERROR: evm_allocLunReq: Timeout sending message to
> NCM for volume[testvol]. It will be nice to get a trace of the RMC
> communications between the daemons when this or similar problem
> happens next time. The instruction for collecting the RMC logs are
> here : http://wiki.onstor.net/wiki/RMC_Tracing. (Thanks to Jonathan
> for creating the page). The daemons of interest here are EVM, SPM,
> NCM, EA, VSD, SDM. On Linux it is also possible to get the full
> tcpdump trace of the daemon communications. The instructions for
> gathering tcpdump are on the same page. Please get the rmc and
> tcpdump traces while running the failed commands, then kill the
> daemons and get the core files. 
> 
> Max
> 
> 
