odm-sol10_sparc-Patch-6.2.1.300

 Basic information
Release type: Patch
Release date: 2017-01-01
OS update support: None
Technote: None
Documentation: None
Popularity: 960 viewed    downloaded
Download size: 1.78 MB
Checksum: 2398227111

 Applies to one or more of the following products:
Storage Foundation 6.2 On Solaris 10 SPARC
Storage Foundation Cluster File System 6.2 On Solaris 10 SPARC
Storage Foundation for Oracle RAC 6.2 On Solaris 10 SPARC
Storage Foundation HA 6.2 On Solaris 10 SPARC

 Obsolete patches, incompatibilities, superseded patches, or other requirements:

This patch requires: Release date
sfha-sol10_sparc-MR-6.2.1 2015-04-24

 Fixes the following incidents:
3906065

 Patch ID:
None.

Readme file
                          * * * READ ME * * *
             * * * Veritas Oracle Disk Manager 6.2.1 * * *
                         * * * Patch 300 * * *
                         Patch Date: 2016-12-28


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
----------------------------------------
Solaris 10 SPARC


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: 151231-02
* 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: 151231-02

* 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
--------------------
Run the Installer script to automatically install the patch:
-----------------------------------------------------------
Please be noted that the installation of this P-Patch will cause downtime.

To install the patch perform the following steps on at least one node in the cluster:
1. Copy the patch odm-sol10_sparc-Patch-6.2.1.300.tar.gz to /tmp
2. Untar odm-sol10_sparc-Patch-6.2.1.300.tar.gz to /tmp/hf
    # mkdir /tmp/hf
    # cd /tmp/hf
    # gunzip /tmp/odm-sol10_sparc-Patch-6.2.1.300.tar.gz
    # tar xf /tmp/odm-sol10_sparc-Patch-6.2.1.300.tar
3. Install the hotfix(Please be noted that the installation of this P-Patch will cause downtime.)
    # pwd /tmp/hf
    # ./installVRTSodm621P3 [<host1> <host2>...]

You can also install this patch together with 6.2.1 maintenance release using Install Bundles
1. Download this patch and extract it to a directory
2. Change to the Veritas InfoScale 6.2.1 directory and invoke the installmr script
   with -patch_path option where -patch_path should point to the patch directory
    # ./installmr -patch_path [<path to this patch>] [<host1> <host2>...]

Install the patch manually:
--------------------------
For the Solaris 10 release, refer to the online manual pages for
instructions on using 'patchadd' and 'patchrm' scripts provided with
Solaris.  Any other special or non-generic installation instructions
should be described below as special instructions.  The following
example installs a patch to a standalone machine:
       example# patchadd /var/spool/patch/151231-02


REMOVING THE PATCH
------------------
Run the Uninstaller script to automatically remove the patch:
------------------------------------------------------------
To uninstall the patch perform the following step on at least one node in the cluster:
    # /opt/VRTS/install/uninstallVRTSodm621P3 [<host1> <host2>...]

Remove the patch manually:
-------------------------
The following example removes a patch from a standalone system:
       example# patchrm 151231-02


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


OTHERS
------
NONE