Article - CS295854
Incorrect setting of "wt.queue.executeQueues" cause poor performance in Windchill PDMLink
Modified: 07-May-2025
Applies To
- Windchill PDMLink 11.0 M030 to 12.1.2.15
Description
- Poor performance after upgrading from Windchill PDMLink 10.1 M040 to 11.0 M030
- MethodServer reports
java.management.memory.collection.threshold.exceededwarning - Many queues running on Method Server result in insufficient memory
- MethodServers reports
wt.jmx.notif.methodContextGaugewarnings - Thread dumps show many threads are waiting on database connection:
"ajp-nio-127.0.0.1-8012-exec-22" Id=21586 WAITING on lock=wt.pom.POMHandler$ConnectionPool@189ceabd
Blocked (cnt): 6921; Waited (cnt): 7424
at java.lang.Object.wait(Native Method)
at wt.pom.POMHandler.getConnection(POMHandler.java:219)
at wt.method.MethodContext.getConnection(MethodContext.java:2442)
at wt.pom.PersistentObjectManager.getUserConnection(PersistentObjectManager.java:303)
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