[Mauiusers] Maui dies
gerson.sapac at gawab.com
Thu Sep 2 21:04:47 MDT 2004
Stewart might see a different error but this is what I've been getting
after following the procedure that Dave suggested.
[root at dev root]# gdb /usr/local/maui/sbin/maui
GNU gdb Red Hat Linux (5.3post-0.20021129.18rh)
Copyright 2003 Free Software Foundation, Inc.
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This GDB was configured as "i386-redhat-linux-gnu"...
Starting program: /usr/local/maui/sbin/maui
Program received signal SIGSEGV, Segmentation fault.
0x42074d5e in malloc_consolidate () from /lib/tls/libc.so.6
#0 0x42074d5e in malloc_consolidate () from /lib/tls/libc.so.6
#1 0x420743c9 in _int_malloc () from /lib/tls/libc.so.6
#2 0x4207378d in malloc () from /lib/tls/libc.so.6
#3 0x0812522f in PBSD_rdrpy (c=1) at ../Libifl/PBSD_rdrpy.c:118
#4 0x081266be in PBSD_status_get (c=1) at ../Libifl/PBSD_status.c:131
#5 0x0812669a in PBSD_status (c=1, function=20, id=0x8160148 "",
#6 0x08124908 in pbs_statque (c=1, id=0x0, attrib=0x0, extend=0x0)
#7 0x0810a1ed in MPBSLoadQueueInfo (R=0x8dd00a0, SpecN=0x9909a98,
SC=0x0) at MPBSI.c:1242
#8 0x0810dcc4 in MPBSNodeUpdate (N=0x9909a98, PNode=0x9944430,
R=0x8dd00a0) at MPBSI.c:3184
#9 0x08109f80 in MPBSClusterQuery (R=0x8dd00a0, RCount=0xbffedfbc,
SC=0x0) at MPBSI.c:1111
#10 0x080c20a8 in __MUTFunc (V=0xbffedf10) at MUtil.c:5348
#11 0x080c2048 in MUThread (F=0x8109cf4 <MPBSClusterQuery>, TimeOut=9,
ACount=3, Lock=0x0) at MUtil.c:5321
#12 0x08100798 in MRMClusterQuery (RCount=0xbffee404, SC=0x0) at MRM.c:403
#13 0x08100335 in MRMGetInfo () at MRM.c:262
#14 0x0808483c in MSchedProcessJobs (OldDay=0xbfffe480 "Fri",
GlobalHQ=0xbfff6480) at MSched.c:6689
#15 0x0804a471 in main (ArgC=1, ArgV=0xbfffe514) at Server.c:166
#16 0x42015704 in __libc_start_main () from /lib/tls/libc.so.6
This only happens whenever I've got standing reservations setup on my
maui.cfg file. The only reason why I have SR is to get automatic
preemption to work.
jacksond at supercluster.org wrote:
> If you start up Maui under gdb, when it crashes, the gdb 'where'
> subcommand should indicate the cause. Send us this output and we will
> get it fixed immediately.
> ps. export MAUIDEBUG=yes before starting maui to allow gdb to follow
> the process.
> On Thu, 2 Sep 2004 Stewart.Samuels at aventis.com wrote:
>> >I've been testing maui-3.2.6 patch7 thoroughly by sending lots of jobs
>> >on the server (torque) just to see how maui will schedule the jobs I
>> >have in the queue. One thing that I've noticed is that after
>> >running/suspending/resuming the jobs I have in the queue, the maui
>> >scheduler just suddenly dies. i know that the scheduler died because my
>> >jobs which are supposed to run and resume just sits there in the queue
>> >doing nothing. Doing a ps -aux also won't show the maui process that
>> >I've started. Is this a known issue of maui3.2.6p7?
>> Hello Gerson,
>> I am performing the same process as you and am seeing the same
>> result. I am running
>> torque-1.0.1p6 and maui-3.2.6p6. It is not clear when maui dies and
>> what triggers it. But a
>> work around is to install a cron script to check whether or not maui
>> exists in the process
>> list and if not, start it again. Has anyone else seen this problem?
>> Apparently, it persists
>> through at least a couple of patch levels.
>> Stewart Samuels
>> Technical Advisor
>> Global Unix Engineering Services
>> 1041 Route 202-206
>> Bridgewater, NJ 08807
>> (908) 231-4762
>> Stewart.Samuels at Aventis.com
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