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    <title>MongoDB Jira</title>
    <link>https://jira.mongodb.org</link>
    <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-70973] Balancer should stop iterating collections when there are no more available shards</title>
                <link>https://jira.mongodb.org/browse/SERVER-70973</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Every shard can only participate in one migration at every balancer round.&lt;br/&gt;
Due to that, the balancer should stop &lt;a href=&quot;https://github.com/10gen/mongo/blob/d6606b87b8dd870d0c295b1213febe636c678b6f/src/mongo/db/s/balancer/balancer_chunk_selection_policy_impl.cpp#L431&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;iterating collections&lt;/a&gt; if there are no more available shards to be involved in a migration.&lt;/p&gt;</description>
                <environment></environment>
        <key id="2170663">SERVER-70973</key>
            <summary>Balancer should stop iterating collections when there are no more available shards</summary>
                <type id="1" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14703&amp;avatarType=issuetype">Bug</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="silvia.surroca@mongodb.com">Silvia Surroca</assignee>
                                    <reporter username="silvia.surroca@mongodb.com">Silvia Surroca</reporter>
                        <labels>
                            <label>balancer-perf-improvement</label>
                            <label>balancer-round-perf</label>
                    </labels>
                <created>Mon, 31 Oct 2022 15:59:24 +0000</created>
                <updated>Sun, 29 Oct 2023 21:31:15 +0000</updated>
                            <resolved>Thu, 10 Nov 2022 16:25:37 +0000</resolved>
                                                    <fixVersion>6.0.4</fixVersion>
                    <fixVersion>6.2.0-rc0</fixVersion>
                    <fixVersion>4.2.25</fixVersion>
                    <fixVersion>5.0.19</fixVersion>
                    <fixVersion>4.4.25</fixVersion>
                                                        <votes>0</votes>
                                    <watches>3</watches>
                                                                                                                <comments>
                            <comment id="5771820" author="xgen-internal-githook" created="Wed, 11 Oct 2023 20:56:10 +0000"  >&lt;p&gt;Author: &lt;/p&gt;
{&apos;name&apos;: &apos;Silvia Surroca&apos;, &apos;email&apos;: &apos;silvia.surroca@mongodb.com&apos;, &apos;username&apos;: &apos;silviasuhu&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-70973&quot; title=&quot;Balancer should stop iterating collections when there are no more available shards&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-70973&quot;&gt;&lt;del&gt;SERVER-70973&lt;/del&gt;&lt;/a&gt; Balancer should stop iterating collections when there are no more available shards&lt;br/&gt;
Branch: v4.2&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/bc4498c369564411bde9423f02133d7c7b41501a&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/bc4498c369564411bde9423f02133d7c7b41501a&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="5696764" author="xgen-internal-githook" created="Tue, 12 Sep 2023 08:44:41 +0000"  >&lt;p&gt;Author: &lt;/p&gt;
{&apos;name&apos;: &apos;Silvia Surroca&apos;, &apos;email&apos;: &apos;silvia.surroca@mongodb.com&apos;, &apos;username&apos;: &apos;silviasuhu&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-70973&quot; title=&quot;Balancer should stop iterating collections when there are no more available shards&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-70973&quot;&gt;&lt;del&gt;SERVER-70973&lt;/del&gt;&lt;/a&gt; Balancer should stop iterating collections when there are no more available shards&lt;br/&gt;
Branch: v4.4&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/14e031df871fe60d76ff3c395feae5fbb0945882&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/14e031df871fe60d76ff3c395feae5fbb0945882&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="5517785" author="xgen-internal-githook" created="Thu, 22 Jun 2023 10:45:15 +0000"  >&lt;p&gt;Author: &lt;/p&gt;
{&apos;name&apos;: &apos;Silvia Surroca&apos;, &apos;email&apos;: &apos;silvia.surroca@mongodb.com&apos;, &apos;username&apos;: &apos;silviasuhu&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-70973&quot; title=&quot;Balancer should stop iterating collections when there are no more available shards&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-70973&quot;&gt;&lt;del&gt;SERVER-70973&lt;/del&gt;&lt;/a&gt; Balancer should stop iterating collections when there are no more available shards&lt;br/&gt;
Branch: v5.0&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/0ac97c30a5afeaca483ec41258d1fbe248668b8c&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/0ac97c30a5afeaca483ec41258d1fbe248668b8c&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="5007978" author="xgen-internal-githook" created="Fri, 25 Nov 2022 15:00:20 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Silvia Surroca&apos;, &apos;email&apos;: &apos;silvia.surroca@mongodb.com&apos;, &apos;username&apos;: &apos;silviasuhu&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-70973&quot; title=&quot;Balancer should stop iterating collections when there are no more available shards&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-70973&quot;&gt;&lt;del&gt;SERVER-70973&lt;/del&gt;&lt;/a&gt; Balancer should stop iterating collections when there are no more available shards&lt;br/&gt;
Branch: v6.0&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/a71e6f82149e19001ac75af9cb8bcbd3b35219ac&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/a71e6f82149e19001ac75af9cb8bcbd3b35219ac&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="4967384" author="xgen-internal-githook" created="Wed, 9 Nov 2022 16:28:33 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;name&apos;: &apos;Silvia Surroca&apos;, &apos;email&apos;: &apos;silvia.surroca@mongodb.com&apos;, &apos;username&apos;: &apos;silviasuhu&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-70973&quot; title=&quot;Balancer should stop iterating collections when there are no more available shards&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-70973&quot;&gt;&lt;del&gt;SERVER-70973&lt;/del&gt;&lt;/a&gt; Balancer should stop iterating collections when there are no more available shards&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/b7bb32e209eaf2dd037cb86f55b687bd0d55f510&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/b7bb32e209eaf2dd037cb86f55b687bd0d55f510&lt;/a&gt;&lt;/p&gt;</comment>
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