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Re: xargs: errno-buffer read failed in xargs_do_exec

From: James Youngman
Subject: Re: xargs: errno-buffer read failed in xargs_do_exec
Date: Mon, 28 Dec 2015 14:16:51 +0000

Bernhard reported this as https://savannah.gnu.org/bugs/?38583 and it
was fixed in commit 14adbdd321a3cbcdd76feeeb403e8e958d2f4ca2.

On Fri, Dec 9, 2011 at 1:44 PM, Bernhard Voelker
<address@hidden> wrote:
> The message comes if the parallelism of xargs is
> increased/decreased several times in a short time.
> Test case (OpenSuSE 11.4, ext4, xargs from git):
> mkdir /tmp/test
> cd /tmp/test
> dd if=/dev/zero of=1M bs=1M count=1
> seq 4000 | ~/git/findutils/inst/bin/xargs -P 2 -n 1 cp 1M & pid=$!
> sleep 1
> while kill -USR2 $pid ; do sleep .1 ; done
> The following error message appears about every 2-5 seconds,
> in total 11x out of the 552 times SIGUSR2 has been sent to xargs:
> /home/berny/git/findutils/inst/bin/xargs: errno-buffer read \
> failed in xargs_do_exec (this is probably a bug, please report \
> it): Interrupted system call
> This is hereby reported ;-)
> Have a nice day,
> Berny

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