High 'ksv master wait' And 'ASM File Metadata Operation' Waits In Non-Exadata 11g (Doc ID 1308282.1)

Last updated on FEBRUARY 08, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.2.0.2 [Release 11.1 to 11.2]
Information in this document applies to any platform.

Symptoms

High waits for 'ksv master wait' while doing an ASM file metadata operation were reported when a data migration utility was running.   This wait was also seen for a drop of a tablespace.

The AWR showed the top events were CPU (> 100%), with 'ASM file metadata operation' (7%). 

Cause

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