[TRAFODION-2780] Mxosrvr dumps core when connection idle timer expires at times

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.3
• Component/s: connectivity-mxosrvr
• Assignee: Selvaganesan Govindarajan
• Reporter: Selvaganesan Govindarajan
• Created: 20/Oct/17 18:40
• Updated: 15/Sep/18 07:32
• Resolved: 23/Oct/17 22:10

Description

Mxosrvr dumps core at times when the connection idle timer expires with the following stack trace. This core is accompanied by mxssmp core.

Thread 1 (Thread 0x7f95e8cd4a00 (LWP 47052)):
#0 0x00007f95e4b135f7 in raise () from /lib64/libc.so.6
#1 0x00007f95e4b14e28 in abort () from /lib64/libc.so.6
#2 0x00007f95e1158bef in assert_botch_abend (f=f@entry=0x7f95e2ee50d7 "../executor/ex_root.cpp", l=l@entry=3055,
m=m@entry=0x7f95e2ee5338 "Timeout waiting for control broker.", c=c@entry=0x0) at ../export/NAAbort.cpp:277
#3 0x00007f95e2da911b in ex_root_tcb::cbMessageWait (this=0x7f95af1d4d78,
waitStartTime=waitStartTime@entry=212373626065770962) at ../executor/ex_root.cpp:3055
#4 0x00007f95e44515c4 in CliStatement::releaseTransaction (this=this@entry=0x7f95e8b33d70,
allWorkRequests=allWorkRequests@entry=1, alwaysSendReleaseMsg=alwaysSendReleaseMsg@entry=0,
statementRemainsOpen=statementRemainsOpen@entry=0) at ../cli/Statement.cpp:965
#5 0x00007f95e4451990 in CliStatement::releaseTcbs (this=this@entry=0x7f95e8b33d70,
closeAllOpens=closeAllOpens@entry=0) at ../cli/Statement.cpp:4306
#6 0x00007f95e4451b33 in CliStatement::dealloc (this=this@entry=0x7f95e8b33d70,
closeAllOpens=closeAllOpens@entry=0) at ../cli/Statement.cpp:4394
#7 0x00007f95e445269a in CliStatement::close (this=this@entry=0x7f95e8b33d70, diagsArea=...,
inRollback=inRollback@entry=0) at ../cli/Statement.cpp:1140
#8 0x00007f95e4411704 in SQLCLI_PerformTasks(CliGlobals *, ULng32, SQLSTMT_ID *, SQLDESC_ID *, SQLDESC_ID *, Lng32, Lng32, typedef __va_list_tag __va_list_tag *, SQLCLI_PTR_PAIRS *, SQLCLI_PTR_PAIRS *) (cliGlobals=<optimized out>,
tasks=1800, statement_id=<optimized out>, input_descriptor=input_descriptor@entry=0x0,
output_descriptor=output_descriptor@entry=0x0, num_input_ptr_pairs=num_input_ptr_pairs@entry=0,
num_output_ptr_pairs=num_output_ptr_pairs@entry=0, ap=ap@entry=0x0, input_ptr_pairs=input_ptr_pairs@entry=0x0,
output_ptr_pairs=output_ptr_pairs@entry=0x0) at ../cli/Cli.cpp:3465
#9 0x00007f95e4411d04 in SQLCLI_CloseStmt (cliGlobals=<optimized out>, statement_id=<optimized out>)
at ../cli/Cli.cpp:3518
#10 0x00007f95e445c83f in SQL_EXEC_CloseStmt (statement_id=0x10eed778) at ../cli/CliExtern.cpp:1432
#11 0x00007f95e7379757 in SRVR::releaseCachedObject (internalStmt=internalStmt@entry=0,
mxsrvr_substate=mxsrvr_substate@entry=NDCS_CONN_IDLE) at srvrcommon.cpp:764
#12 0x00000000004bdf45 in SRVR::connIdleTimerExpired (timer_tag=<optimized out>) at SrvrConnect.cpp:4648
#13 0x0000000000490362 in BUILD_TIMER_MSG_CALL (call_id_=<optimized out>, request=<optimized out>,
countRead=<optimized out>, receive_info=<optimized out>) at ../Common/FileSystemSrvr.cpp:601
#14 0x0000000000492075 in CNSKListener::CheckReceiveMessage (this=0x263bea0, cc=@0x7ffc86677a84: 6, countRead=16,
call_id=<optimized out>) at ../Common/Listener.cpp:272
#15 0x000000000049b14e in CNSKListenerSrvr::runProgram (this=0x263bea0, TcpProcessName=<optimized out>,
port=<optimized out>, TransportTrace=<optimized out>) at Interface/linux/Listener_srvr_ps.cpp:508
#16 0x0000000000483cc6 in runCEE (TransportTrace=0, portNumber=<optimized out>,
TcpProcessName=0x7ffc866789d0 "$ZTC0") at SrvrMain.cpp:167
#17 main (argc=39, argv=0x7ffc8667a948, envp=<optimized out>) at SrvrMain.cpp:864

Issue Links

• links to: GitHub Pull Request #1273