Veritas-bu

Re: [Veritas-bu] Status 249 on Linux Server

2007-09-12 10:34:26
Subject: Re: [Veritas-bu] Status 249 on Linux Server
From: Justin Piszcz <jpiszcz AT lucidpixels DOT com>
To: Andrew Sydelko <andrew AT sydelko DOT org>
Date: Wed, 12 Sep 2007 10:14:48 -0400 (EDT)

On Wed, 12 Sep 2007, Andrew Sydelko wrote:

> On Wed, 12 Sep 2007 09:50:01 -0400
> "Brooks, Jason" <brooksje AT longwood DOT edu> wrote:
>
>> I've been watching 249s pop up periodically on a couple of Linux servers.
>> For the most part, they're Oracle DB Servers, but we don't use the Oracle
>> agent, just a dump to file and backup the file.
>>
>> We're running NBU master/media on Win2K3, 6.0MP4.
>>
>> Client is Linux at 6.0MP4.
>>
>> What I've seen in the client logs are the following:
>> 23:57:07.183 [12441] <4> bpbkar main: INF - Client completed sending data
>> for backup
>>
>> 23:57:07.317 [12441] <2> bpbkar main: INF - Total Size:122408951
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/hardlink_info for prefix = hardlinks_ and
>> older than 30 days
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/hardlink_info/root for prefix = hardlinks_
>> and older than 30 days
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/logs/user_ops for prefix = jbp and older
>> than 3 days
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/logs/user_ops/nbjlogs for prefix = jbp and
>> older than 3 days
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/logs/user_ops/root for prefix = jbp and
>> older than 3 days
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/logs/user_ops/root/logs for prefix = jbp
>> and older than 3 days
>> 23:57:07.317 [12441] <2> bpbkar delete_old_files_recur: INF - checking files
>> in directory /usr/openv/netbackup/logs/user_ops/root/jobs for prefix = jbp
>> and older than 3 days
>> 23:57:07.317 [12441] <4> bpbkar Exit: INF - bpbkar exit normal
>> 23:57:07.318 [12441] <32> handle_core_signals: FTL - terminated by signal 11
>> 23:57:07.318 [12441] <16> bpbkar Exit: ERR - bpbkar FATAL exit status = 130:
>> system error occurred
>>
>> Has anyone seen the 130 for bpbkar before?  The only technote I've found is
>> this one, pertaining to 5.1:
>> http://seer.entsupport.symantec.com/docs/278835.htm
>>
>> I've seen something else that indicates that there is a limitation to NBU
>> Unix clients that the path must be less than 1023 characters.  The paths I'm
>> seeing are quite short, relatively speaking, less than 100 characters.
>>
>> Not seeing anything concrete with NBU 6.0 either.
>
> It's a known issue that was resolved in 6.0 MP5. The item in the MP5
> README is:
>
> Etrack Incident = ET983962
>
> Description:
>    An earlier change was made to keep track of open file
>    descriptors.  Descriptors are pushed onto a stack as files
>    are opened and popped from the stack when they are closed.
>    For file pointers the fileno of the pointer is used.  On
>    Linux, when a file pointer is closed, the pointer value is
>    reset by the operating system.  This caused problems with
>    fileno and it is possible to cause segmentation violations.
>
>    The fix is to replace existing "close then pop" sequences
>    with a macro that does a "pop then close" sequence on Linux
>    and a "close then pop" on other platforms.
>
> I don't know if there was a similar fix made to Netbackup 5.x.
>
> --andy.
>
> --------------
> Andrew Sydelko
> Engineering Computer Network
> Purdue University
> _______________________________________________
> Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
> http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
>

Nice catch.
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