Under rare circumstances, an SAP IQ server may become unresponsive under heavy DDL operations in an MPX environment.
Stacktraces taken minutes apart will be identical and contain the phrases “s_buf::WaitForSignal_DontCareIfBusy” and “ ::AdjustFreeList” in one thread-stack and phrases “hos_mutex::Lock” and “s_buf::Write” in another.
- SAP IQ 16.0
- SAP IQ 16.1
s_buf::WaitForSignal_DontCareIfBusy, s_iqstore::AdjustFreeList, hos_mutex::Lock, s_buf::Write, CR 815579, deadlock , KBA , BC-SYB-IQ , Sybase IQ , Problem
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