When examining the threads that use CPU, you may find that the JIT threads continuously use the majority of CPU:   Example of high CPU in JIT from the sleep.prof output (collected as part of the " MustGather: Performance, hang, or high CPU issues with WebSphere Application Server on AIX " for WebSphere Application Server-  aixperf.sh script in the section "Collecting Data Manually")     Process      Freq  Total Kernel   User Shared  Other   ========== ======... [More]

Tags:  threads websphere was java ibm-blog websphere_application_ser... cpu xcompilationthreads jit