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High Waits for 'row cache lock' in RAC System with LLT Protocol (Doc ID 746291.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Server - Enterprise Edition - Version 10.2.0.3 and later
Information in this document applies to any platform.

Symptoms

Waits on 'row cache lock' slow down PX operations on environment A, while these waits are not seen on a similar environment B.

Changes

From environment A alert log:

Oracle instance running with ODM:
Veritas 5.0.00.00 ODM Library, Version 1.1
cluster interconnect IPC version:
VERITAS IPC '5.0' 15:09:46 May 30 2006
IPC Vendor 86 proto 76
Version 1.0



From environment B alert log:

Oracle instance running with ODM:
Veritas 5.0.10.00 ODM Library, Version 1.1
cluster interconnect IPC version:Oracle UDP/IP (generic)
IPC Vendor 1 proto 2


Cause

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In this Document
Symptoms
Changes
Cause
Solution
References

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