Dispatcher and server0 on statring state ! hanging on this state.

Question

after restarting a java instance the dispatcher and server0 processes hang on the starting state :
jcmon :
Idx
Name
PID
State
Error
Restart
0
dispatcher
1777732
Starting
0
yes
1
server0
1503258
Starting
0
yes
2
SDM
1654828
Running
0
yes
while the dev_jserver0 gives:
[Thr 4114] Fri Apr  6 05:51:10 2007
[Thr 4114] JHVM_RegisterNatives: registering methods in com.sap.bc.krn.perf.PerfTimes
[Thr 4114] Fri Apr  6 05:51:11 2007
[Thr 4114] JHVM_RegisterNatives: registering methods in com.sap.bc.proj.jstartup.JStartupFramework
[Thr 4114] JLaunchISetClusterId: set cluster id 13793150
[Thr 4114] JLaunchISetState: change state from [Initial (0)] to [Waiting for start (1)]
[Thr 4114] JLaunchISetState: change state from [Waiting for start (1)] to [Starting (2)]
~
What was done is a kernel update, don't know if it is the cause, i rolled back changes and put the old kernel version, but still same probleme.
any hint ?
OS = AIX 5.3
Netweaver 04S SR2 Unicode on Oracle.
Regards.
Mourad

Answer 1

Hi Mourad,
Usually, in such cases a full thread dump of the dispatcher and server nodes is very helpful. For more info - SAP Note <a href="https://service.sap.com/sap/support/notes/710154">710154</a>.
Hope that helps!
-Vladimir