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	<title>library cache lock &#8211; 妮妮爸爸的技术博客</title>
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		<title>Troubleshooting Library cache lock (OPTIMIZER EXPRESSION HEADER ) on oracle 19c</title>
		<link>http://www.minniebaby.tech/2026/02/09/troubleshooting-library-cache-lock-optimizer-expression-header-on-oracle-19c/</link>
					<comments>http://www.minniebaby.tech/2026/02/09/troubleshooting-library-cache-lock-optimizer-expression-header-on-oracle-19c/#respond</comments>
		
		<dc:creator><![CDATA[lixiangyu]]></dc:creator>
		<pubDate>Mon, 09 Feb 2026 08:01:29 +0000</pubDate>
				<category><![CDATA[Oracle]]></category>
		<category><![CDATA[Oracle troubleshooting]]></category>
		<category><![CDATA[library cache lock]]></category>
		<category><![CDATA[OPTIMIZER EXPRESSION HEADER]]></category>
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					<description><![CDATA[The environment is Oracle 19.14 RAC 4-no &#8230; <a href="http://www.minniebaby.tech/2026/02/09/troubleshooting-library-cache-lock-optimizer-expression-header-on-oracle-19c/">继续阅读 <span class="meta-nav">&#8594;</span></a>]]></description>
		
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		<title>troubleshooting LGWR wait library cache lock instance lock on standby</title>
		<link>http://www.minniebaby.tech/2023/11/15/troubleshooting-lgwr-wait-library-cache-lock-instance-lock-on-standby/</link>
					<comments>http://www.minniebaby.tech/2023/11/15/troubleshooting-lgwr-wait-library-cache-lock-instance-lock-on-standby/#respond</comments>
		
		<dc:creator><![CDATA[lixiangyu]]></dc:creator>
		<pubDate>Wed, 15 Nov 2023 10:49:32 +0000</pubDate>
				<category><![CDATA[Oracle troubleshooting]]></category>
		<category><![CDATA[library cache lock]]></category>
		<guid isPermaLink="false">http://www.minniebaby.tech/?p=3450</guid>

					<description><![CDATA[本案例来自东区某金融客户，数据库版本为19c，故障现象为备库每天早上8点40左右 &#8230; <a href="http://www.minniebaby.tech/2023/11/15/troubleshooting-lgwr-wait-library-cache-lock-instance-lock-on-standby/">继续阅读 <span class="meta-nav">&#8594;</span></a>]]></description>
		
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		<title>案例：Troubleshooting library cache lock(SQL AREA BUILD）</title>
		<link>http://www.minniebaby.tech/2022/11/01/%e6%a1%88%e4%be%8b%ef%bc%9atroubleshooting-library-cache-locksql-area-build%ef%bc%89/</link>
					<comments>http://www.minniebaby.tech/2022/11/01/%e6%a1%88%e4%be%8b%ef%bc%9atroubleshooting-library-cache-locksql-area-build%ef%bc%89/#respond</comments>
		
		<dc:creator><![CDATA[lixiangyu]]></dc:creator>
		<pubDate>Tue, 01 Nov 2022 06:07:05 +0000</pubDate>
				<category><![CDATA[Oracle]]></category>
		<category><![CDATA[Oracle troubleshooting]]></category>
		<category><![CDATA[library cache lock]]></category>
		<category><![CDATA[SQL AREA BUILD]]></category>
		<guid isPermaLink="false">http://www.minniebaby.tech/?p=3353</guid>

					<description><![CDATA[本案例来自南区某客户，数据库版本为rac 19c。故障现象为2节点大约凌晨2点开 &#8230; <a href="http://www.minniebaby.tech/2022/11/01/%e6%a1%88%e4%be%8b%ef%bc%9atroubleshooting-library-cache-locksql-area-build%ef%bc%89/">继续阅读 <span class="meta-nav">&#8594;</span></a>]]></description>
		
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		<title>案例：Troubleshooting  library cache lock when concurrent insert</title>
		<link>http://www.minniebaby.tech/2022/05/20/%e6%a1%88%e4%be%8b%ef%bc%9atroubleshooting-library-cache-lock%e4%b8%80/</link>
					<comments>http://www.minniebaby.tech/2022/05/20/%e6%a1%88%e4%be%8b%ef%bc%9atroubleshooting-library-cache-lock%e4%b8%80/#respond</comments>
		
		<dc:creator><![CDATA[lixiangyu]]></dc:creator>
		<pubDate>Thu, 19 May 2022 17:34:09 +0000</pubDate>
				<category><![CDATA[Oracle]]></category>
		<category><![CDATA[Oracle troubleshooting]]></category>
		<category><![CDATA[library cache lock]]></category>
		<category><![CDATA[recyclbin]]></category>
		<guid isPermaLink="false">http://www.minniebaby.tech/?p=839</guid>

					<description><![CDATA[本案例来自南区某客户，数据库版本为rac 11.2.0.4，同事反馈在短短1分钟 &#8230; <a href="http://www.minniebaby.tech/2022/05/20/%e6%a1%88%e4%be%8b%ef%bc%9atroubleshooting-library-cache-lock%e4%b8%80/">继续阅读 <span class="meta-nav">&#8594;</span></a>]]></description>
		
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