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Date: Wed, 11 Jan 2012 08:53:38 -0600
From: Bill Kendall <wkendall@sgi.com>
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Subject: Re: xfsdump 3.0.6, ERROR: xfs_quota failed with exit status: -1
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To: Tommy Wu <wu.tommy@gmail.com>
Cc: xfs@oss.sgi.com

On 01/09/2012 08:42 PM, Tommy Wu wrote:
> Hi!
>
> when I use xfsdump 3.0.6, it always got ERROR for xfs_quota like this:
>
> /sbin/xfsdump: using file dump (drive_simple) strategy
> /sbin/xfsdump: version 3.0.6 (dump format 3.0) - Running single-threaded
> /sbin/xfsdump: saving user quota information for: /var/www
> /sbin/xfsdump: ERROR: xfs_quota failed with exit status: -1
> /sbin/xfsdump: ERROR: failed to save user quota information, continuing
> /sbin/xfsdump: level 0 dump of fw1.teatime.com.tw:/var/www
> /sbin/xfsdump: dump date: Tue Jan 10 10:34:24 2012
>
> downgrade to 3.0.5, same command (also same xfsprogs 3.1.7), no any error:
>
> /sbin/xfsdump: using file dump (drive_simple) strategy
> /sbin/xfsdump: version 3.0.5 (dump format 3.0) - Running single-threaded
> /sbin/xfsdump: saving user quota information for: /var/www
> /sbin/xfsdump: level 0 dump of fw1.teatime.com.tw:/var/www
> /sbin/xfsdump: dump date: Tue Jan 10 10:30:36 2012
>
> But even it got error for xfs_quota, the xfsdump_quotas file was
> created successful, I check the command used in xfsdump, the same
> xfs_quota command work fine without any error in shell script (I also
> write a simple C program to use system() to execute it, also no error
> for such command).
>

In 3.0.6 SIGCHLD is explicitly ignored so that librmt processes are
automatically cleaned up if they exit early. Evidently this prevents
system() from retrieving the exit status. I'll work up a patch to
fix this.

Thanks,
Bill

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