DB2 - Problem description
Problem IT25391 | Status: Closed |
PURESCALE HADR STANDBY MIGHT CRASH WITH SQLO_XLATCH::RELEASECONFLICT: "UNLOCKING AN UNLATCHED LOCK" | |
product: | |
DB2 FOR LUW / DB2FORLUW / A50 - DB2 | |
Problem description: | |
Under rare timing conditions HADR standby might crash the instance during the deactivation of the database. Db2diag.log will contain a message similar to this one: EDUID : 216724 EDUNAME: db2shred.3 (SAMPLE) 1 FUNCTION: DB2 UDB, SQO Latch Tracing, sqlo_xlatch::releaseConflict, probe:10 DATA #1 : String, 27 bytes unlocking an unlatched lock DATA #3 : String, 101 bytes { lock = { 0x00000000 [ unlocked ] } identity = sqeScoordCB::sCoordLatch (135) } Stack (included in the db2diag.log) and the trap file will indicate that error is originating from the following stack: sqle_panic sqloSpinLockReleaseConflict sqleSubCoordTerm sqeAgent::RunEDU() | |
Problem Summary: | |
**************************************************************** * USERS AFFECTED: * * PureScale * **************************************************************** * PROBLEM DESCRIPTION: * * See Error Description * **************************************************************** * RECOMMENDATION: * * Fix in next release, Db2 11.1 Mod 3 Fix Pack 3 * **************************************************************** | |
Local Fix: | |
Solution | |
Workaround | |
not known / see Local fix | |
BUG-Tracking | |
forerunner : follow-up : IT25396 | |
Timestamps | |
Date - problem reported : Date - problem closed : Date - last modified : | 15.06.2018 13.09.2018 13.09.2018 |
Problem solved at the following versions (IBM BugInfos) | |
Problem solved according to the fixlist(s) of the following version(s) |