SAP Knowledge Base Article - Preview

2238560 - Crash at s_bufman::PrivateFlush or hs_dpInsert::FinishedInsert - SAP IQ

Symptom

  • SAP IQ multiplex writer node DML statements sporadically causing various server crashes at s_bufman::PrivateFlush, hs_dpInsert::FinishedInsert and  st_iqtxn::PostCommitTxn
  • example call sequences taken from resultant stack traces:
pc: 0xfffffd7fe454196b void s_bufman::PrivateFlush(unsigned long long)+0x5bf(0x0, 0x0)
pc: 0xfffffd7fe4542b39 void s_bufman::FlushToDisk(unsigned long long)+0x21(0xfffffd7fe655c3f0, 0xfffffd7fe655c3b0)
pc: 0xfffffd7fe61dd159 void st_txncb::FlushCoalesce(st_txncb::coalesce,hos_mutex_lock&)+0x105(0xfffffd7feb90b820, 0xfffffd7fe42e85c4)
pc: 0xfffffd7fe61dc939 void st_txncb::FlushForCommit()+0x1c1(0x4cb8d0, 0x4cb878)
pc: 0xfffffd7fe6201717 void st_txnMgr::FlushForCommit()+0x103(0xfffffd7feb90c5e0, 0xfffffd7fe42e85c4)
pc: 0xfffffd7fe4fcb28a void st_command::DoCmdThroughResourceGate()+0x1c2(0xfffffd7fe6bc38d0, 0xcc00000002)
pc: 0xfffffd7fe5023a07 unsigned st_iqtxn::FlushForCommit(UIConnection*)+0x23(0x0, 0xfffffd7feb90dda0)
pc: 0xfffffd7fe4fcb28a void st_command::DoCmdThroughResourceGate()+0x1c2(0xfffffd7fe6bc37b0, 0x5f00000002)
pc: 0xfffffd7fe5023ac3 unsigned st_iqtxn::PostCommitTxn(UIConnection*)+0x23(0xfffffd7fec0dc330, 0xfffffd7fec0dd5b0)
pc: 0xfffffd7fe39ff060 UIQTxn_PostCommitTxn+0x18(0xfffffd7fec0dc388, 0xfffffd7fec0dd5b0)
pc: 0xfffffd7fe502847c void st_SAIQInterfaceInfo::callFunction()+0x1c(0xfffffd7fec0dd5a0, 0x299d3d12d8)
pc: 0xfffffd7fe50adb75 void st_SAIQInterface::RunIQFunc(st_SAIQInterfaceInfo*)+0x28d(0xfffffd7fec0ddbd0, 0xfffffd7fe5028aee)
pc: 0xfffffd7fe5028a91 void st_SAIQInterface::Execute(int,void*,unsigned(*)(void*,void*),void*,unsigned)+0x259(0xfffffd7f089ac060, 0xfffffd7f00000000)
pc: 0xfffffd7fe439cc79 void saint_iqthresholdtxn::PostCommitTxn(IConnection*)+0x51(0x0, 0xfffffd7ffd6a7834)
pc: 0xfffffd7ffe90f970 void DB_Commit_Chgs(Connection*)+0x644(0x0, 0x0)

Read more...

Environment

  • SAP IQ 16.x
  • SAP IQ 15.x

 

Product

SAP IQ 16.0 ; SAP Sybase IQ 15.2 ; SAP Sybase IQ 15.4

Keywords

KBA , BC-SYB-IQ , Sybase IQ , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.