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	<title>AskDba.org Weblog &#187; RAC</title>
	<atom:link href="http://askdba.org/weblog/category/rac/feed/" rel="self" type="application/rss+xml" />
	<link>http://askdba.org/weblog</link>
	<description>Writing About Our Experiences With Oracle Databases</description>
	<lastBuildDate>Thu, 09 Sep 2010 09:31:32 +0000</lastBuildDate>
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		<title>11gR2: CVU needs SCAN Listeners&#8217; Manual Startup During Grid-Infrastructure Configuration</title>
		<link>http://askdba.org/weblog/2010/02/11gr2-cvu-needs-scan-listeners-manual-startup-during-grid-infrastructure-configuration/</link>
		<comments>http://askdba.org/weblog/2010/02/11gr2-cvu-needs-scan-listeners-manual-startup-during-grid-infrastructure-configuration/#comments</comments>
		<pubDate>Sun, 21 Feb 2010 07:19:36 +0000</pubDate>
		<dc:creator>Saurabh Sood</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[11gR2]]></category>
		<category><![CDATA[cluvfy]]></category>
		<category><![CDATA[GRID]]></category>
		<category><![CDATA[SCAN]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=762</guid>
		<description><![CDATA[During configuration phase of Grid Infrastructure for cluster, CVU failed while performing post-checks. Following message is displaced in the Installation Log file: Checking Single Client Access Name (SCAN)... WARNING: PRVF-5056 : Scan Listener "LISTENER" not running Checking name resolution setup for "scan-test.abc.com"... Verification of SCAN VIP and Listener setup failed The LISTENER from Grid Infrastructure [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2010/02/11gr2-cvu-needs-scan-listeners-manual-startup-during-grid-infrastructure-configuration/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>Cluvfy Reports CRS not Installed on Nodes</title>
		<link>http://askdba.org/weblog/2010/01/cluvfy-reports-crs-not-installed-on-nodes/</link>
		<comments>http://askdba.org/weblog/2010/01/cluvfy-reports-crs-not-installed-on-nodes/#comments</comments>
		<pubDate>Fri, 01 Jan 2010 12:34:09 +0000</pubDate>
		<dc:creator>Amit</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[10g]]></category>
		<category><![CDATA[cluvfy]]></category>
		<category><![CDATA[runInstaller]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=730</guid>
		<description><![CDATA[Before I start my post, I would like to wish all our readers a &#8220;Happy New Year&#8221;. While reviewing a 10gR2 RAC configuration I faced following errors on invoking cluvfy utility $ ./cluvfy stage -post crsinst -n prod01,prod02 -verbose Performing post-checks for cluster services setup Checking node reachability... Check: Node reachability from node "prod01-fe" Destination [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2010/01/cluvfy-reports-crs-not-installed-on-nodes/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
		</item>
		<item>
		<title>Link:11gR2 RAC installation steps on OEL4</title>
		<link>http://askdba.org/weblog/2009/09/link11gr2-rac-installation-steps-on-oel4/</link>
		<comments>http://askdba.org/weblog/2009/09/link11gr2-rac-installation-steps-on-oel4/#comments</comments>
		<pubDate>Fri, 11 Sep 2009 05:09:46 +0000</pubDate>
		<dc:creator>Amit</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[11g Release 2]]></category>
		<category><![CDATA[11gR2]]></category>
		<category><![CDATA[ASM]]></category>
		<category><![CDATA[Grid Infrastructure]]></category>
		<category><![CDATA[Install]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=672</guid>
		<description><![CDATA[If you are looking for steps for 11gR2 RAC installation, you can refer to this article by Rajeev Ramdas at Dbastreet.com. Article lists down steps for installing 11gR2 RAC on 64 bit Oracle Enterprise Linux 4 (OEL4) using ASM for storage. As Raw devices are no longer supported, OCR and Voting Disks are also stored [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2009/09/link11gr2-rac-installation-steps-on-oel4/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Link: Best practices for AIX RAC Database on OTN</title>
		<link>http://askdba.org/weblog/2009/06/link-best-practices-for-aix-rac-database-on-otn/</link>
		<comments>http://askdba.org/weblog/2009/06/link-best-practices-for-aix-rac-database-on-otn/#comments</comments>
		<pubDate>Wed, 17 Jun 2009 01:32:34 +0000</pubDate>
		<dc:creator>Amit</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[AIX5L]]></category>
		<category><![CDATA[AIX6.1]]></category>
		<category><![CDATA[node eviction]]></category>
		<category><![CDATA[oprocd]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=493</guid>
		<description><![CDATA[A new whitepaper has been published on OTN which primarily discusses best practices for AIX 5.2,5.3 and 6.1 for RAC database for avoiding node eviction due to Oprocd.  It also mentions recommended AIX VMO parameters and recommended patches for Oracle RAC. You can find the article at below location http://www.oracle.com/technology/products/database/clusterware/pdf/rac_aix_system_stability.pdf Related PostsCreating ASM devices on AIX [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2009/06/link-best-practices-for-aix-rac-database-on-otn/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>SRVCTL fails to start RAC resources:CRS-0215</title>
		<link>http://askdba.org/weblog/2009/04/srvctl-fails-to-start-rac-resourcescrs-0215/</link>
		<comments>http://askdba.org/weblog/2009/04/srvctl-fails-to-start-rac-resourcescrs-0215/#comments</comments>
		<pubDate>Mon, 20 Apr 2009 04:32:48 +0000</pubDate>
		<dc:creator>Saurabh Sood</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[CRS]]></category>
		<category><![CDATA[oracle 10g]]></category>
		<category><![CDATA[srvctl]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=396</guid>
		<description><![CDATA[After upgrading RAC database to 10204 and applying CRS bundle patch-1 for 10204 crs home, srvctl command fails to startup resources on rac nodes. While starting up RAC resources using SRVCTL following error occurs in CRSD.log file: $ srvctl start instance -d rac -i rac2 2009-04-09 13:45:22.091: [ CRSRES][2611477408][ALERT]0`ora...inst` on member `` has experienced an [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2009/04/srvctl-fails-to-start-rac-resourcescrs-0215/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>CRS Fails to Start &#8211; 10.2.0.1 RAC Install on AIX</title>
		<link>http://askdba.org/weblog/2009/02/crs-fails-to-start-10201-rac-install-on-aix/</link>
		<comments>http://askdba.org/weblog/2009/02/crs-fails-to-start-10201-rac-install-on-aix/#comments</comments>
		<pubDate>Sun, 01 Feb 2009 05:50:35 +0000</pubDate>
		<dc:creator>Amit</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[10g]]></category>
		<category><![CDATA[AIX5L]]></category>
		<category><![CDATA[CRS]]></category>
		<category><![CDATA[hacmp]]></category>
		<category><![CDATA[Unix]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=343</guid>
		<description><![CDATA[I was installing 10.2.0.1 on IBM AIX 5L and while running root.sh from first node (as part of Clusterware installation) got following messages Now formatting voting device: /dev/voting_disk01 Now formatting voting device: /dev/voting_disk02 Now formatting voting device: /dev/voting_disk03 Format of 3 voting devices complete. Startup will be queued to init within 30 seconds I waited [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2009/02/crs-fails-to-start-10201-rac-install-on-aix/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Creating Oracle Extended RAC on Oracle VM</title>
		<link>http://askdba.org/weblog/2008/12/creating-oracle-extended-rac-on-oracle-vm/</link>
		<comments>http://askdba.org/weblog/2008/12/creating-oracle-extended-rac-on-oracle-vm/#comments</comments>
		<pubDate>Tue, 30 Dec 2008 05:54:33 +0000</pubDate>
		<dc:creator>Saurabh Sood</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[ASM]]></category>
		<category><![CDATA[CRS]]></category>
		<category><![CDATA[database]]></category>
		<category><![CDATA[OCR]]></category>
		<category><![CDATA[oracle 10g]]></category>
		<category><![CDATA[VM]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=328</guid>
		<description><![CDATA[Yesterday, I found one very useful article at OTN &#8220;Creating Oracle Extended RAC&#8221; on completely virtual environment using Oracle VM. As Virtualization is becoming popular day by day and is very cost effective, one must know how to use this to simulate actual environments. Click  here for details on Oracle Extended RAC on Oracle VM. [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2008/12/creating-oracle-extended-rac-on-oracle-vm/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>10g RAC Tuning :Useful Link</title>
		<link>http://askdba.org/weblog/2008/11/10g-rac-tuning-useful-link/</link>
		<comments>http://askdba.org/weblog/2008/11/10g-rac-tuning-useful-link/#comments</comments>
		<pubDate>Wed, 05 Nov 2008 05:49:49 +0000</pubDate>
		<dc:creator>Amit</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[10g]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=275</guid>
		<description><![CDATA[I came across useful link which contains 10g RAC Tuning tips from Joel Goodman (Oracle). It discusses RAC Instance Recovery concepts and key things to look out for while tuning RAC (Real Application Clusters) Databases. Must watch for anyone who is learning RAC. You can find the recorded webcast here. You can also become member [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2008/11/10g-rac-tuning-useful-link/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How To Recover From Corrupted OCR Disk</title>
		<link>http://askdba.org/weblog/2008/09/how-to-recover-from-corrupted-ocr-disk/</link>
		<comments>http://askdba.org/weblog/2008/09/how-to-recover-from-corrupted-ocr-disk/#comments</comments>
		<pubDate>Wed, 03 Sep 2008 13:30:10 +0000</pubDate>
		<dc:creator>Saurabh Sood</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[10g]]></category>
		<category><![CDATA[OCR]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=253</guid>
		<description><![CDATA[It is very common where a DBA is left with corrupted OCR disk without having any good backup. The same situation was experienced by me few days back. One node of RAC database shows the following: NODE1: $ORA_CRS_HOME/bin/crs_stat -t Name Type Target State Host ------------------------------------------------------------ ora.orcl.db application ONLINE ONLINE rac1 ora....11.inst application ONLINE ONLINE rac1 [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2008/09/how-to-recover-from-corrupted-ocr-disk/feed/</wfw:commentRss>
		<slash:comments>17</slash:comments>
		</item>
		<item>
		<title>Issues with CLUSTER_DATABASE parameter</title>
		<link>http://askdba.org/weblog/2008/09/issues-with-cluster_database-parameter/</link>
		<comments>http://askdba.org/weblog/2008/09/issues-with-cluster_database-parameter/#comments</comments>
		<pubDate>Wed, 03 Sep 2008 10:03:02 +0000</pubDate>
		<dc:creator>Amit</dc:creator>
				<category><![CDATA[RAC]]></category>
		<category><![CDATA[oracle]]></category>
		<category><![CDATA[10g]]></category>

		<guid isPermaLink="false">http://askdba.org/weblog/?p=235</guid>
		<description><![CDATA[Yesterday, I faced an interesting scenario while upgrading 2 Node RAC Database. I tried setting up CLUSTER_DATABASE=FALSE in spfile from Node 1,but it displayed value as TRUE after restarting database.Same was true for Database startup entries in Alert log. If I did the same setting in Node 2 and started database from node 2, it started [...]]]></description>
		<wfw:commentRss>http://askdba.org/weblog/2008/09/issues-with-cluster_database-parameter/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
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