DB2 - Problem description
Problem IC68720 | Status: Closed |
DEADLOCK EVENT MONITOR MAY GET STUCK IN "PENDING REMOTE" STATUS IF GLOBAL EVENT MONITOR RUNS OUT OF DATABASE MONITOR HEAP. | |
product: | |
DB2 FOR LUW / DB2FORLUW / 970 - DB2 | |
Problem description: | |
For DPS system , if global event monitor run out of "Database Monitor Heap" memory during event monitor activation. It can stuck in "Pending remote" status. Here is the example of the "db2 list applications global show detail" CONNECT Auth Id Application Name Appl. Application Id Seq# Number of Coordinating DB Coordinator Status Status Change Time DB Name DB Path Handle Agents partition number pid/thread------------------------------------------------------ ---------------------------------------------------------------- ---------- -------------------- ---------- -------------------------------------------------------------- ----- ---------- ---------------- --------------- ------------------------------ -------------------------- -------- -------------------- DB2INST1 db2taskd 53 *N0.DB2.100416004033 00001 1 0 26 Connect Completed Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2wlmd 54 *N0.DB2.100416004034 00001 1 0 27 Connect Completed Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2evmg_DB2DETAILDEA 58 *N0.DB2.100416004113 00002 3 0 34 Pending remote request Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2evmg_DB2DETAILDEA 59 *N0.DB2.100416004116 00004 3 0 35 Pending remote request Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2evmg_DB2DETAILDEA 60 *N0.DB2.100416004119 00006 3 0 36 Pending remote request Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ | |
Problem Summary: | |
For DPS system , if global event monitor run out of "Database Monitor Heap" memory during event monitor activation. It can get stuck in "Pending remote" status. Here is the example of the "db2 list applications global show detail" CONNECT Auth Id Application Name Appl. Application Id Seq# Number of Coordinating DB Coordinator Status Status Change Time DB Name DB Path Handle Agents partition number pid/thread------------------------------------------------------ ---------------------------------------------------------------- ---------- -------------------- ---------- -------------------------------------------------------------- ----- ---------- ---------------- --------------- ------------------------------ -------------------------- -------- -------------------- DB2INST1 db2taskd 53 *N0.DB2.100416004033 00001 1 0 26 Connect Completed Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2wlmd 54 *N0.DB2.100416004034 00001 1 0 27 Connect Completed Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2evmg_DB2DETAILDEA 58 *N0.DB2.100416004113 00002 3 0 34 Pending remote request Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2evmg_DB2DETAILDEA 59 *N0.DB2.100416004116 00004 3 0 35 Pending remote request Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ DB2INST1 db2evmg_DB2DETAILDEA 60 *N0.DB2.100416004119 00006 3 0 36 Pending remote request Not Collected SAMPLE /export/home/db2inst1/db2inst1/NODE0000/SQL00001/ | |
Local Fix: | |
INCREASE EVENT MONITOR HEAP. | |
available fix packs: | |
DB2 Version 9.7 Fix Pack 3 for Linux, UNIX, and Windows | |
Solution | |
With this fix, there will be ab error instead of the event monitor getting stuck in "pending remote" status state. Issue fixed in v9.7 fixpack 3 | |
Workaround | |
not known / see Local fix | |
Timestamps | |
Date - problem reported : Date - problem closed : Date - last modified : | 18.05.2010 04.10.2010 04.10.2010 |
Problem solved at the following versions (IBM BugInfos) | |
9.7.FP3 | |
Problem solved according to the fixlist(s) of the following version(s) | |
9.7.0.3 | |
9.7.0.3 |