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  Hi Andy,

  Enrica specified the OS version below (Scientific Linux CERN Release 3.0.4).
Ignore the "CERN" (and send them nasty messages about it as they are just
ridiculous), but once I unzipped the core file and using the xrootd binary 
from the tarball:

  $BFROOT/www/Computing/Distributed/xrootd/download/20050328-0656/xrootd-20050328-0656.i386_rhel30.tgz 

I was able to do the following on noric01 (a RHEL3 Update 4 machine at SLAC):

(gdb) where
#0  0x08062415 in XrdXrootdProtocol::Match(XrdLink*) ()
#1  0x0807252d in XrdProtocol_Select::Process(XrdLink*) ()
#2  0x0806d626 in XrdLink::DoIt() ()
#3  0x080739c0 in XrdScheduler::Run() ()
#4  0x08072a20 in XrdStartWorking(void*) ()
#5  0x0807f4c2 in XrdOucThread_Xeq ()
#6  0x00c82dec in start_thread () from /lib/tls/libpthread.so.0
#7  0x002a3a2a in clone () from /lib/tls/libc.so.6

I think this is just the same crash reported some time ago by Dan Bradley
and fixed in subsequent versions. (So if we fix the last problems in
the current pre-production release so that it becomes "production", they
should move ahead to the new version.)

                                   Pete


On Tue, May 31, 2005 at 05:38:20PM -0700, abh wrote:
> Hi Enrica,
> 
> One more thing.... what is the operating system that was being used (i.e., 
> what version of Linux). I can't get my gdb here to tell me anything 
> meaningful about the core file, sigh. I suspect an incompatibility between 
> my OS and your OS.
> 
> Andy
> 
> ----- Original Message ----- 
> From: "Enrica Antonioli" <[log in to unmask]>
> To: "abh" <[log in to unmask]>
> Cc: "HyperNews xrootd" <[log in to unmask]>
> Sent: Tuesday, May 24, 2005 6:38 AM
> Subject: xrootd crash on redirector at CNAF
> 
> 
> >Hi Andy,
> >
> >yesterday evening (at about 21.40 Itaian time) xrootd crashed on one of 
> >the two redirectors at CNAF.
> >
> >If you have time, could you please have a look to the core file?
> >I put it in:
> >/afs/slac.stanford.edu/u/br/antoniol/core.31619.gz
> >
> >the log files are:
> >
> >/afs/slac.stanford.edu/u/br/antoniol/xrdlog.20050523
> >/afs/slac.stanford.edu/u/br/antoniol/olbdlog.20050523
> >
> >We are using xrootd-20050328-0656 running on a
> >Scientific Linux CERN Release 3.0.4 machine.
> >
> >Thanks,
> >Enrica
> >
> >
> >



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Peter Elmer     E-mail: [log in to unmask]      Phone: +41 (22) 767-4644
Address: CERN Division PPE, Bat. 32 2C-14, CH-1211 Geneva 23, Switzerland
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