Difference between revisions of "389"
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'''Beknopte stacktrace''' | '''Beknopte stacktrace''' | ||
− | gdb -ex 'set print frame-arguments' -ex 'set confirm off' -ex 'set pagination off' -ex 'thread apply all bt' -ex 'quit' /usr/sbin/ns-slapd /var/log/dirsrv/slapd-INSTANCENAME/core.PID > stacktrace.`date +%s`.txt 2>&1 | + | gdb -ex 'set print frame-arguments' -ex 'set confirm off' -ex 'set pagination off' -ex 'thread apply all bt'\ |
+ | -ex 'quit' /usr/sbin/ns-slapd /var/log/dirsrv/slapd-INSTANCENAME/core.PID > stacktrace.`date +%s`.txt 2>&1 | ||
'''Complete stacktrace''' | '''Complete stacktrace''' | ||
− | gdb -ex 'set print frame-arguments' -ex 'set confirm off' -ex 'set pagination off' -ex 'thread apply all bt full' -ex 'quit' /usr/sbin/ns-slapd /var/log/dirsrv/slapd-INSTANCENAME/core.PID > stacktrace.`date +%s`.txt 2>&1 | + | gdb -ex 'set print frame-arguments' -ex 'set confirm off' -ex 'set pagination off' -ex 'thread apply all bt full'\ |
+ | -ex 'quit' /usr/sbin/ns-slapd /var/log/dirsrv/slapd-INSTANCENAME/core.PID > stacktrace.`date +%s`.txt 2>&1 | ||
[[Category:Sysop]] [[Category:Software]] | [[Category:Sysop]] [[Category:Software]] |
Revision as of 16:56, 23 June 2015
Debugging
Er gebeuren af en toe gekke dingen met dirsrv. Om die gekke dingen te kunnen debuggen moet je de volgende dingen doen:
- Installeer debuginfo:
debuginfo-install 389-ds-base
- Zorg ervoor dat suid-binaries een coredump mogen doen:
sysctl -w fs.suid_dumpable=1
- Voeg
LimitCORE=infinity
toe aan/etc/sysconfig/dirsrv.systemd
en doe eensystemctl daemon-reload
- Herstart dirsrv:
systemctl restart dirsrv.target
Als er nu problemen optreden waarbij 389 crasht wordt er een coredump gegenereerd in /var/log/dirsrv/slapd-$INSTANCENAME/core.$PID
. Coredumps zijn leuk, maar zonder gdb heb je er vrij weinig aan. Gebruik de volgende commando's om (bruikbare) informatie te genereren uit de dump:
Beknopte stacktrace
gdb -ex 'set print frame-arguments' -ex 'set confirm off' -ex 'set pagination off' -ex 'thread apply all bt'\ -ex 'quit' /usr/sbin/ns-slapd /var/log/dirsrv/slapd-INSTANCENAME/core.PID > stacktrace.`date +%s`.txt 2>&1
Complete stacktrace
gdb -ex 'set print frame-arguments' -ex 'set confirm off' -ex 'set pagination off' -ex 'thread apply all bt full'\ -ex 'quit' /usr/sbin/ns-slapd /var/log/dirsrv/slapd-INSTANCENAME/core.PID > stacktrace.`date +%s`.txt 2>&1