Hi Charles,
well, segfaults are always fatal, unless your job scripts have some
sort of retry logic in them. Is there any chance to get the core
files?
Cheers,
Lukasz
2011/6/2 Charles G Waldman <[log in to unmask]>:
>
> Hi xroot people:
>
> We've been noticing numerous xrdcp segfault messages in system log:
>
> Jun 2 01:09:56 uct2-c283 kernel: xrdcp[10788]: segfault at 8 ip 00007fa65c2d6263 sp 00007fff87325eb0 error 4 in libXrdClient.so.0.0.0[7fa65c2c2000+6c000]
> Jun 2 01:11:26 uct2-c283 kernel: xrdcp[11112]: segfault at 20 ip 00007fc5114355a2 sp 00007fff68639750 error 6 in libc-2.5.so[7fc5113c3000+14e000]
> Jun 2 01:14:07 uct2-c283 kernel: xrdcp[11719]: segfault at 20 ip 00007f1f386ef5a2 sp 00007fff8ec57eb0 error 6 in libc-2.5.so[7f1f3867d000+14e000]
> Jun 2 01:14:52 uct2-c283 kernel: xrdcp[11860]: segfault at 8 ip 00007f3addb0a263 sp 00007fff7fc51c20 error 4 in libXrdClient.so.0.0.0[7f3addaf6000+6c000]
> Jun 2 01:16:15 uct2-c283 kernel: xrdcp[12166]: segfault at 8 ip 00007fa308669263 sp 00007fff9642ace0 error 4 in libXrdClient.so.0.0.0[7fa308655000+6c000]
> Jun 2 01:20:04 uct2-c283 kernel: xrdcp[12962]: segfault at 8 ip 00007f9f81aba263 sp 00007fffe541ba20 error 4 in libXrdClient.so.0.0.0[7f9f81aa6000+6c000]
> Jun 2 01:25:14 uct2-c283 kernel: xrdcp[13983]: segfault at 8 ip 00007fd4fb24a263 sp 00007fff6f933610 error 4 in libXrdClient.so.0.0.0[7fd4fb236000+6c000]
> Jun 2 01:25:39 uct2-c283 kernel: xrdcp[14093]: segfault at 20 ip 00007fd8150c15a2 sp 00007fff5e543e00 error 6 in libc-2.5.so[7fd81504f000+14e000]
>
> However in job logs I did not find evidence of any transfer failures -- are these non-fatal
> segfaults? Is this cause for concern?
>
> Relevant version info:
>
> # rpm -qf /usr/bin/xrdcp
> xrootd-client-3.0.3-1.el5.1.x86_64
> # rpm -qf /lib/libc-2.5.so
> glibc-2.5-58.el5_6.2.i686
>
>
>
>
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