2826663 - "Warning, s_bufpartition::GetCleanPage is retrying to avert a potential deadlock" reported in SAP IQ message log

• sp_iqcheckdb report no error.
• IQ message log report the following messages when modifying objects:
  
  
• [bmp-trace-tout][rpbid] tid:140695968622336 bmp:0x7f53c265e3c8 lbn:784284 next-lbn:784288 pbn:201589250 nb: compr?1 updateNext?0
  
  
• Warning, s_bufpartition::GetCleanPage is retrying to avert a potential deadlock, retry=1, tid=140695989229312
  
  
• Warning: s_blockmap is throwing while user locked. bmp:0x7f53c2624dc8 lockRefCount:1 created from:slib/s_csort.cxx:3249 locked from:slib/s_blockmap.cxx:1341
  ** Informational stack trace from Diagnostic Stacktrace in s_blockmap::ThrowError for user locked blockmap
  ** at slib/s_blockmap.cxx:13295 on thread 140696013534976 (TID 2327)
  **
  ** Error from IQ connection: SA connHandle: 1885 SA connID: 19 IQ connID: 0000028782 User: report_user
  ** IQ Version: SAP IQ/16.1.020/12537/P/sp02.15
  s_blockmap::ThrowError
  s_blockmap::Create
  hc_run::NewBuffer
  hc_frun::NextLoc
  hs_csortInsertPkg::NextLoc
  hs_csort::Insert
  dfo_cOrderByParaIn::ExecWork
  workAllocator::DoWork 

• SAP 16.0 
• SAPIQ 16.1 SP02 PL15 and above

bmp-trace-tout , s_bufpartition::GetCleanPage , deadlock , s_blockmap::Create , KBA , BC-SYB-IQ , Sybase IQ , Bug Filed