Tom, >Date: Thu, 05 Jan 2006 16:06:19 -0700 >From: Unidata Support <address@hidden> >Organization: UCAR/Unidata >To: Steve Emmerson <address@hidden> >Subject: 20060105: core file produced on sasquatch.tamu.edu The above message contained the following: > I was poking around on sasquatch.tamu.edu when I noticed several > core files, some of which were quite large (>= 2GB). I left the > latest core file created on January 3. > > The strange thing about the core files is what 'file' has to say > about them. For example: > > file core.4381 > > core.4381: ELF 64-bit LSB core file AMD x86-64, version 1 (SYSV), SVR4-style, > SVR4-style, from 'onf ' > > The 'onf ' appears to be the end of 'ldmd.conf'. Why 'file' lists this > strange name is unknown. Also strange is the output of the GNU debugger: > > gdb core.4381 bin/rpc.ldmd > GNU gdb Red Hat Linux (18.104.22.168-1.63rh) > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you are > welcome to change it and/or distribute copies of it under certain conditions. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. Type "show warranty" for details. > This GDB was configured as > "x86_64-redhat-linux-gnu"..."/usr/local/ldm/core.4381": not in executable > format: File format not recognized > > "/usr/local/ldm/bin/rpc.ldmd" is not a core dump: File format not recognized > > > I interpret this to mean that either the core file is completely hosed, > or gdb can not handle large core files. > > Any ideas? I suspect your suspicions are correct: that the programming environments of gdb(1) and rpc.ldmd(1) are incompatible -- possibly due to the size of an "off_t". Is another gdb(1) available on Sasquatch? Regards, Steve Emmerson
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