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    <title>MongoDB Jira</title>
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    <description>This file is an XML representation of an issue</description>
    <language>en-us</language>    <build-info>
        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-48889] Make it so the critical section is never entered with UNKNOWN shard version</title>
                <link>https://jira.mongodb.org/browse/SERVER-48889</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Tasks:&lt;/p&gt;
&lt;ul class=&quot;alternate&quot; type=&quot;square&quot;&gt;
	&lt;li&gt;Make &lt;a href=&quot;https://github.com/mongodb/mongo/blob/6b49e53c1ef1893aa063eb74f0d3877618559ce5/src/mongo/db/s/shard_filtering_metadata_refresh.cpp#L215&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;ScopedShardVersionCriticalSection&lt;/a&gt; perform a shard version &lt;em&gt;recover &amp;amp; refresh&lt;/em&gt; before entering the critical section&lt;/li&gt;
&lt;/ul&gt;


&lt;ul class=&quot;alternate&quot; type=&quot;square&quot;&gt;
	&lt;li&gt;Put an invariant in &lt;a href=&quot;https://github.com/mongodb/mongo/blob/6b49e53c1ef1893aa063eb74f0d3877618559ce5/src/mongo/db/s/collection_sharding_runtime.h#L124-L125&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;enter critical section methods&lt;/a&gt;
&lt;p/&gt;
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&lt;table cellspacing=&quot;0&quot; cellpadding=&quot;0&quot; border=&quot;0&quot; width=&quot;100%&quot; style=&quot;font-size: 1em; line-height: 1.4em !important; font-weight: normal; font-style: normal; color: black;&quot;&gt;
		&lt;tbody &gt;
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						&lt;td  style=&quot; line-height: 1.4em !important; padding: 0em; vertical-align: top;&quot;&gt;
					&lt;pre style=&quot;font-size: 1em; margin: 0 10px;  margin-top: 10px;   margin-bottom: 10px;  width: auto; padding: 0;&quot;&gt;&lt;span style=&quot;color: black; font-family: &apos;Consolas&apos;, &apos;Bitstream Vera Sans Mono&apos;, &apos;Courier New&apos;, Courier, monospace !important;&quot;&gt;invariant(_metadataType != MetadataType::kUnknown);&lt;/span&gt;&lt;/pre&gt;
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                <environment></environment>
        <key id="1381543">SERVER-48889</key>
            <summary>Make it so the critical section is never entered with UNKNOWN shard version</summary>
                <type id="3" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14718&amp;avatarType=issuetype">Task</type>
                                            <priority id="3" iconUrl="https://jira.mongodb.org/images/icons/priorities/major.svg">Major - P3</priority>
                        <status id="6" iconUrl="https://jira.mongodb.org/images/icons/statuses/closed.png" description="The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.">Closed</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="13201">Fixed</resolution>
                                        <assignee username="pierlauro.sciarelli@mongodb.com">Pierlauro Sciarelli</assignee>
                                    <reporter username="pierlauro.sciarelli@mongodb.com">Pierlauro Sciarelli</reporter>
                        <labels>
                            <label>PM-1645-Milestone-1</label>
                    </labels>
                <created>Tue, 16 Jun 2020 10:36:47 +0000</created>
                <updated>Sun, 29 Oct 2023 22:06:56 +0000</updated>
                            <resolved>Tue, 29 Sep 2020 08:57:42 +0000</resolved>
                                                    <fixVersion>4.8.0</fixVersion>
                                    <component>Sharding</component>
                                        <votes>0</votes>
                                    <watches>2</watches>
                                                                                                                <comments>
                            <comment id="3415642" author="xgen-internal-githook" created="Tue, 29 Sep 2020 08:44:18 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Pierlauro Sciarelli&apos;, &apos;email&apos;: &apos;pierlauro.sciarelli@mongodb.com&apos;, &apos;username&apos;: &apos;pierlauro&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-48889&quot; title=&quot;Make it so the critical section is never entered with UNKNOWN shard version&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-48889&quot;&gt;&lt;del&gt;SERVER-48889&lt;/del&gt;&lt;/a&gt; Make it so the critical section is never entered with UNKNOWN shard version&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/1a61873e228081b0d497c616a64c3b678bc9df96&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/1a61873e228081b0d497c616a64c3b678bc9df96&lt;/a&gt;&lt;/p&gt;</comment>
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