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odm-rhel7_x86_64-Patch-6.2.1.300
Obsolete
The latest patch(es) : sfha-rhel7.3_x86_64-Patch-6.2.1.400 
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 Basic information
Release type: Patch
Release date: 2017-04-12
OS update support: None
Technote: None
Documentation: None
Popularity: 201 viewed    4 downloaded
Download size: 1.55 MB
Checksum: 1625094803

 Applies to one or more of the following products:
Storage Foundation 6.2 On RHEL7 x86-64
Storage Foundation Cluster File System 6.2 On RHEL7 x86-64
Storage Foundation for Oracle RAC 6.2 On RHEL7 x86-64
Storage Foundation HA 6.2 On RHEL7 x86-64

 Obsolete patches, incompatibilities, superseded patches, or other requirements:

This patch is obsolete. It is superseded by: Release date
sfha-rhel7_x86_64-Patch-6.2.1.700 2019-01-01
sfha-rhel7.5_x86_64-Patch-6.2.1.600 2018-06-04
sfha-rhel7.4_x86_64-Patch-6.2.1.500 2017-10-05
sfha-rhel7.3_x86_64-Patch-6.2.1.300 (obsolete) 2016-12-30

This patch requires: Release date
sfha-rhel7_x86_64-MR-6.2.1 2015-04-24

 Fixes the following incidents:
3906065

 Patch ID:
VRTSodm-6.2.1.300-RHEL7

 Readme file  [Save As...]
                          * * * READ ME * * *
             * * * Veritas Oracle Disk Manager 6.2.1 * * *
                         * * * Patch 300 * * *
                         Patch Date: 2016-12-23


This document provides the following information:

   * PATCH NAME
   * OPERATING SYSTEMS SUPPORTED BY THE PATCH
   * PACKAGES AFFECTED BY THE PATCH
   * BASE PRODUCT VERSIONS FOR THE PATCH
   * SUMMARY OF INCIDENTS FIXED BY THE PATCH
   * DETAILS OF INCIDENTS FIXED BY THE PATCH
   * INSTALLATION PRE-REQUISITES
   * INSTALLING THE PATCH
   * REMOVING THE PATCH


PATCH NAME
----------
Veritas Oracle Disk Manager 6.2.1 Patch 300


OPERATING SYSTEMS SUPPORTED BY THE PATCH
----------------------------------------
RHEL7 x86-64


PACKAGES AFFECTED BY THE PATCH
------------------------------
VRTSodm


BASE PRODUCT VERSIONS FOR THE PATCH
-----------------------------------
   * Symantec Storage Foundation 6.2
   * Symantec Storage Foundation Cluster File System HA 6.2
   * Symantec Storage Foundation for Oracle RAC 6.2
   * Symantec Storage Foundation HA 6.2


SUMMARY OF INCIDENTS FIXED BY THE PATCH
---------------------------------------
Patch ID: 6.2.1.300
* 3906065 (3757609) CPU usage going high because of contention over ODM_IO_LOCK


DETAILS OF INCIDENTS FIXED BY THE PATCH
---------------------------------------
This patch fixes the following incidents:

Patch ID: 6.2.1.300

* 3906065 (Tracking ID: 3757609)

SYMPTOM:
High CPU usage because of contention over ODM_IO_LOCK

DESCRIPTION:
While performing ODM IO, to update some of the ODM counters we take
ODM_IO_LOCK which leads to contention from multiple  of iodones trying to update
 these counters at the same time. This is results in high CPU usage.

RESOLUTION:
Code modified to remove the lock contention.



INSTALLING THE PATCH
--------------------
# rpm -Uvh VRTSodm-6.2.1.300-RHEL7.x86_64.rpm


REMOVING THE PATCH
------------------
# rpm -e <rpm-name>


SPECIAL INSTRUCTIONS
--------------------
NONE


OTHERS
------
NONE



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