Excessive Paging on IBM AIX POWER Systems (64-bit) After OS Upgrade

(Doc ID 1503072.1)

Last updated on JUNE 16, 2017

Applies to:

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


After moving from IBM P5 lpar to P7 lpar, increased paging is seen.

The simplest way of determining the amount of paging space used on your system

# lsps -s
Total Paging Space Percent Used
30720MB   40%


You have moved to a different AIX system with different OS versions such as moving from IBM P5 lpar to a P7 lpar.


You have updated the OS to version AIX 6.1 TL7 SP4 or AIX 7.1 TL1 SP4


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