Upgrade Oracle Grid Infrastructure patchset 11.2.0.2 from 11.2.0.1 (Part 1)

Scenario:

Existing 3-node Oracle RAC GI (Grid Infrastructure) is running 11.2.0.1 in RHEL 5.3 x86_64 with patch 9413827 at Non-share GI ORACLE_HOME .

GI OS owner id: oracle

Environment variable,
export ORACLE_BASE=/usr/grid_gxs/grid
export ORACLE_HOME=/usr/grid_gxs/oracle/product/11.2/grid
Exising GI filesystem,
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/mapper/vg01-grid_gxs
                      30963708  17473048  13490660  57% /usr/grid_gxs
Continue reading Upgrade Oracle Grid Infrastructure patchset 11.2.0.2 from 11.2.0.1 (Part 1) »

shmget: [EEXIST][17]: key 52b14804: shared memory already exists.

I was getting error “shmget: [EEXIST][17]: key 52b14804: shared memory already exists” in online log and I notice OS physical memory and kernel parameters (shmmax) have much more available memory. But Informix instance unable to allocate new shared memory virtual segment during run-time from OS kernel. I notice there is no AF file (Assert Failed) generated.

I have raised a case to IBM Informix and confirm it was encountering IDS bug with product defect number  idsdb00206627.

Continue reading shmget: [EEXIST][17]: key 52b14804: shared memory already exists. »

Does Oracle 11gR2 run on HP-UX 11.11 & 11.23?

Does Oracle 11gR2 run on HP-UX 11.11 & 11.23? The answer is No for both type processors – PA-RISC and Itanium (ia64).

The 11g certification on HP-UX are as follow:

Oracle 11g R2 (11.2):

HP-UX 11.31 (ia64 Itanium & PA-RISC)

Oracle 11g R1 (11.1):

HP-UX 11.23 (ia64 Itanium & PA-RISC)
HP-UX 11.31 (ia64 Itanium & PA-RISC)