Symptom
IQ server crashed on buffer deadlock with warning messages and stacktrace below :
Warning: s_dbmvbio::Allocate has timed out on _proxyFLcv inside tid:NN lockTimeoutDuration:10
Warning: s_VersioningBlockmap::Allocate is retrying due to lock timeout. this:0xmm tid:NN
Warning: s_dbmvbio::Allocate has timed out on _proxyFLcv inside tid:NN lockTimeoutDuration:10
Warning: s_VersioningBlockmap::Allocate is retrying due to lock timeout. this:0xmm tid:NN
Warning: s_dbmvbio::Allocate has timed out on _proxyFLcv inside tid:NN lockTimeoutDuration:10
Warning: s_VersioningBlockmap::Allocate has failed after 3 timeouts. this:0xmm tid:NN
Generating Informational Stack Trace for All Threads
NN Stacktrace requested from oslib/hos_InMemMsgLog.cxx:178 on thread NN (TIX **) start stacktrace
** Error from IQ connection:
** Time of error: xxx
** IQ Version: SAP IQ/16.1.xxxx
** Dump all thread stacks at oslib/hos_InMemMsgLog.cxx:178 for PID: **
***************** This is the STACKTRACE ***************
===== Thread Number NN =====
DumpAllThreads
hos_InMemMsgLog::DumpFullStackTraceIfNotRecentlyDumped
s_VersioningBlockmap::Allocate
s_blockmap::AllocOrReallocPhysicalBlocks
s_buf::Write
s_bufpool::Sweep
s_bufman::Sweep
s_washWorkIter::ExecWork
workAllocator::DoWork
hos_thread::Main
hos_lwtask::Start
IQWorkerStarter
run_task_body
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Environment
SAP IQ 16.x
Product
Keywords
828600, CR828600, CR#828600, lock, deadlock, '_proxyFLcv', , KBA , BC-SYB-IQ , Sybase IQ , BW-SYS-DB-IQ , BW on HANA with Sybase IQ Near-line Storage , Product Enhancement
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