Technote (troubleshooting)
Problem(Abstract)
On AIX® systems, an AIX APAR causes the Launcher to crash or hang when spawning processes on 64-bit WebSphere Transformation Extender.
Symptom
Memory corruption causes random Launcher process crashes or hangs.
Cause
A known AIX problem can cause memory corruption in processes that use malloc buckets.
- AIX V5.3: APAR IV03273
- AIX V6.1: APAR IV20249
- AIX V7.1: APAR IV28148
Resolving the problem
Edit the $DTX_HOME_DIR/bin/launcher.sh file and comment the lines as shown below:
# if [ "`uname`" = "AIX" ]
# then
# export MALLOCOPTIONS=pool,buckets,bucket_sizing_factor:16,multiheap:8,considersize
# fi
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