2395878 - SAP IQ 15.4 hung in "inc_leaderContextEndpoint::CleanPendingDQPCxt" | SAP Knowledge Base Article

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2395878 - SAP IQ 15.4 hung in "inc_leaderContextEndpoint::CleanPendingDQPCxt"

Symptom

In certain circumstances SAP IQ 15.4 server could go into a hung state.
If you look at the pstacks generated on the hung server you should see threads with the following stack:

hos_condvar::Wait
hos_condvar_lock::Wait
inc_leaderContextEndpoint::CleanPendingDQPCxt
inc_contextCleanerWorkIter::ExecWork
workAllocator::DoWork
hos_thread::Main
hos_lwtask::Start
IQWorkerStarter
run_task_body
UnixTask::pre_body


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Environment

SAP IQ 15.4

Product

SAP Sybase IQ 15.4

Keywords

Sybase, cr770203, CR770203, 770203, stktrc , hang, deadlock , KBA , BC-SYB-IQ , Sybase IQ , Problem

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