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Somewhat mysteriously, the crash has not repeated after rebuilding with "-g -O2" and setting unlimited core size ... must be a Heisenbug :) Cheers, Matevž On 07/11/11 14:48, Matevz Tadel wrote: > Hi Andy, > > On 07/11/11 13:24, Andrew Hanushevsky wrote: >> Hi Matevz, >> >> I suspect that this is occurring in one of the plug-ins. This should cause an >> abort and a core file (make sure you have not set the core limit to 0) and would >> provide a trace-back. Alternatively, you can run this under gdb to get it to >> stop when this occurs. > > OK, thanks. Will set the core size limit to something reasonable and see what > comes out -- see that one of cmsds is gone again. > >> Did any code related to the plug-ins change? > > The auth one ... but this should be irrelevant, I guess. The ofs plugin (XrdHdfs > by Brian) hasn't changed in a while. > > Cheers, > Matevž > >> -----Original Message----- From: Matevz Tadel >> Sent: Monday, July 11, 2011 1:00 PM >> To: xrootd-l >> Subject: cmsd head disappearing >> >> Hi, >> >> I noticed this a couple of times now ... cmsd process (running from trunk on >> Centos 5) just disappears, nothing useful in the logs. E.g., here is a log from >> cmsd that died within seconds of being started: >> http://matevz.web.cern.ch/matevz/tmp/cmsd.log >> >> Ah, just got one on another machine which wrote some stuff out: >> >> 110711 12:41:25 2947 Admin_Login initial request: 'login p 15979 port 1094' >> 110711 12:41:25 2947 Update FrontEnd Parm1=1 Parm2=1094 >> 110711 12:41:25 2947 State: Status changed to active >> 110711 12:41:25 2947 Inform xrootd status >> 110711 12:41:25 2947 do_Login:: Primary server 15979 logged in; data port is 1094 >> 110711 12:41:26 2947 Dispatch manager.0:22@xrootd for state dlen=90 >> 110711 12:41:26 2947 manager.0:22@xrootd do_State: >> /store/data/Run2010B/Mu/AOD/Apr21ReReco-v1/0003/6E8B9B8A-EC70-E011-B079-E0CB4E4408F7.root >> >> pure virtual method called >> terminate called without an active exception >> >> Any clues? Can I do something to help trace it down? >> >> Cheers, >> Matevž >