APAR status
Closed as program error.
Error description
Deadlock detected !!!
---------------------
Thread "Alarm : 3" (0x8F80B18)
is waiting for:
sys_mon_t:0x945F9158 infl_mon_t: 0x94581560:
java.lang.Object@488E0BB0/488E0BB8:
which is owned by:
Thread "Alarm : 2" (0x87CCD88)
which is waiting for:
sys_mon_t:0x93FF5940 infl_mon_t: 0x94581538:
java.lang.Object@488E0BA0/488E0BA8:
which is owned by:
Thread "Alarm : 3" (0x8F80B18)
Thread "Alarm : 2" (0x87CCD88)
is waiting for:
sys_mon_t:0x93FF5940 infl_mon_t: 0x94581538:
java.lang.Object@488E0BA0/488E0BA8:
which is owned by:
Thread "Alarm : 3" (0x8F80B18)
which is waiting for:
sys_mon_t:0x945F9158 infl_mon_t: 0x94581560:
java.lang.Object@488E0BB0/488E0BB8:
which is owned by:
Thread "Alarm : 2" (0x87CCD88)
The alarm threads are at:
"Alarm : 3" (TID:0x51322B58, sys_thread_t:0x8F80B18, state:MW,
native
ID:0x11F443) prio=5
at com.ibm.ws.drs.DRSResetJMS.resetJMS(DRSResetJMS.java:31)
at
com.ibm.ws.drs.DRSCacheApp.resetJMS(DRSCacheApp.java:2487)
at com.ibm.ws.drs.DRSPools.getUpdJMS(DRSPools.java(Compiled
Code))
at
com.ibm.ws.drs.DRSCacheApp.getUpdJMS(DRSCacheApp.java(Inlined
Compiled Code))
at com.ibm.ws.drs.DRSJMS.jmsPubUpd(DRSJMS.java(Compiled
Code))
at
com.ibm.ws.drs.DRSCacheApp.jmsPubUpd(DRSCacheApp.java(Compiled
Code))
at com.ibm.ws.drs.DRSAPI.updateEntryProp(DRSAPI.java:803)
at
com.ibm.ws.drs.DRSCacheApp.updateEntryProp(DRSCacheApp.java:2912
)
at
com.ibm.ws.cache.drs.DRSNotificationService.updateEntryProp(DRSN
otificat
ionService.java:365)
at
com.ibm.ws.cache.drs.DRSNotificationService.pubMsg(DRSNotificati
onServic
e.java(Inlined Compiled Code))
at
com.ibm.ws.cache.drs.DRSNotificationService.batchUpdate(DRSNotif
icationS
ervice.java(Compiled Code))
at
com.ibm.ws.cache.drs.DRSRemoteServices.batchUpdate(DRSRemoteServ
ices.jav
a(Inlined Compiled Code))
at
com.ibm.ws.cache.BatchUpdateDaemon.wakeUp(BatchUpdateDaemon.java
(Compile
d Code))
at
com.ibm.ws.cache.RealTimeDaemon.alarm(RealTimeDaemon.java(Compil
ed
Code))
at com.ibm.ejs.util.am._Alarm.run(_Alarm.java(Compiled
Code))
at
com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:680)
and
"Alarm : 2" (TID:0x4D88D820, sys_thread_t:0x87CCD88, state:MW,
native
ID:0x6702E) prio=5
at com.ibm.ws.drs.DRSResetJMS.resetJMS(DRSResetJMS.java:31)
at
com.ibm.ws.drs.DRSCacheApp.resetJMS(DRSCacheApp.java:2487)
at com.ibm.ws.drs.DRSPools.getAccJMS(DRSPools.java(Compiled
Code))
at
com.ibm.ws.drs.DRSCacheApp.getAccJMS(DRSCacheApp.java(Inlined
Compiled Code))
at
com.ibm.ws.drs.DRSPeerCoordinator.pingPeers(DRSPeerCoordinator.j
ava(Comp
iled Code))
at
com.ibm.ws.drs.DRSCacheApp.pingPeers(DRSCacheApp.java:1561)
at
com.ibm.ws.drs.DRSPeerCoordinator.alarm(DRSPeerCoordinator.java:
72)
at com.ibm.ejs.util.am._Alarm.run(_Alarm.java(Compiled
Code))
at
com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:680)
Local fix Problem summary
****************************************************************
* USERS AFFECTED: All users of WebSphere application Server *
* using HTTP Session memory-to-memory *
* replication or Dyanmic Cache replication. *
****************************************************************
* PROBLEM DESCRIPTION: Application Server hangs from a dead- *
* lock during a replication service *
* reset. *
****************************************************************
* RECOMMENDATION: *
****************************************************************
While using the replication service and a replicator reset
occurs, a deadlock may occur causing the Application Server
to hang. A java core may be produce as well.
Problem conclusion
Additional checks were put in place to avoid the deadlock
situation when a reset occurs. This fix is currently targeted
for inclusion in 5.1.1 cumulative fix 3 and 5.0.2 cumulative
fix 10.
Please refer to the Recommended Updates page for delivery
dates:
http://www-1.ibm.com/support/docview.wss?rs=180&context=SSEQTP&
uid=swg27004980
Temporary fix Comments
APAR information |
APAR number |
PQ97151 |
Reported component name |
WAS NETWRK DEPL |
Reported component ID |
5630A3601 |
Reported release |
00I |
Status |
CLOSED PER |
PE |
NoPE |
HIPER |
NoHIPER |
Special Attention |
NoSpecatt |
Submitted date |
2004-11-12 |
Closed date |
2004-12-22 |
Last modified date |
2005-01-03 |
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Modules/Macros
Publications Referenced
Applicable component levels |
R003 PSY |
UP |
R00A PSY |
UP |
R00H PSY |
UP |
R00I PSY |
UP |
R00P PSY |
UP |
R00S PSY |
UP |
R00W PSY |
UP |
R103 PSY |
UP |
R10A PSY |
UP |
R10H PSY |
UP |
R10I PSY |
UP |
R10P PSY |
UP |
R10S PSY |
UP |
R10W PSY |
UP |
|