AIX: Applying PSU Patch Takes Very Long Time (hours) After "Verifying the update" (Doc ID 1541186.1)

Last updated on APRIL 13, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
IBM AIX on POWER Systems (64-bit)

Symptoms

Applying PSU patch, in this example, applying GI PSU 11.2.0.3.4 patch 14275572 on AIX platform, opatch apply hangs after the following is printed in log file:

Verifying the update ...

opatch log shows:

opatch napply /stage/patches/14275572 -oh /grid/11.2.0 -local

......
[Feb 7, 2013 9:27:16 PM] Finish saving patch to inventory at Thu Feb 07 21:27:16 EST 2013
[Feb 7, 2013 9:27:17 PM] Verifying the update...
[Feb 7, 2013 9:27:18 PM] Inventory check OK: Patch ID 14275572 is registered in Oracle Home inventory with prop
er meta-data.
[Feb 7, 2013 9:27:18 PM] verifying 1009 copy files.
<< no more display after this, it could stop here for hours, eventually complete

 
Truss against opatch process shows:

16122058:       18612251: kread(112, " _ 3 s t d 4 p a i r X T".., 2048) = 2048
16122058:       18612251: kread(112, " < c h a r >   > , s t d".., 2048) = 2048
16122058:       18612251: kread(112, " S P 0 _ _ 8 i t e r a t".., 2048) = 2048
16122058:       18612251: kread(112, " _ _ T Q 2 _ 3 s t d 1 2".., 2048) = 2048
<< similar messages repeated

Opatch is not completely hang, but running very slow.

Cause

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