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    <title>MongoDB Jira</title>
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        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-12139] fix performance regression of batch inserts via write commands</title>
                <link>https://jira.mongodb.org/browse/SERVER-12139</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Write commands insert batched inserts one-by-one, they need to do so in groups in the dblock.&lt;/p&gt;</description>
                <environment></environment>
        <key id="102895">SERVER-12139</key>
            <summary>fix performance regression of batch inserts via write commands</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="9">Done</resolution>
                                        <assignee username="greg.mckeon@mongodb.com">Gregory McKeon</assignee>
                                    <reporter username="greg_10gen">Greg Studer</reporter>
                        <labels>
                    </labels>
                <created>Tue, 17 Dec 2013 16:05:34 +0000</created>
                <updated>Thu, 2 Aug 2018 21:24:35 +0000</updated>
                            <resolved>Tue, 7 Jan 2014 18:39:08 +0000</resolved>
                                                    <fixVersion>2.5.5</fixVersion>
                                                        <votes>0</votes>
                                    <watches>3</watches>
                                                                                                                <comments>
                            <comment id="478429" author="xgen-internal-githook" created="Tue, 7 Jan 2014 18:38:04 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{u&apos;username&apos;: u&apos;gregstuder&apos;, u&apos;name&apos;: u&apos;Greg Studer&apos;, u&apos;email&apos;: u&apos;greg@10gen.com&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-12139&quot; title=&quot;fix performance regression of batch inserts via write commands&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-12139&quot;&gt;&lt;del&gt;SERVER-12139&lt;/del&gt;&lt;/a&gt; refactor bulk write op processing in batch write ops&lt;/p&gt;

&lt;p&gt;Pushes bulk writes under a single write lock acquisition, cleanup of&lt;br/&gt;
preprocessing.&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/c1bf7733d24108fc5543abb872cad6d7a5491dc2&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/c1bf7733d24108fc5543abb872cad6d7a5491dc2&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="478427" author="xgen-internal-githook" created="Tue, 7 Jan 2014 18:38:01 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{u&apos;username&apos;: u&apos;gregstuder&apos;, u&apos;name&apos;: u&apos;Greg Studer&apos;, u&apos;email&apos;: u&apos;greg@10gen.com&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-12139&quot; title=&quot;fix performance regression of batch inserts via write commands&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-12139&quot;&gt;&lt;del&gt;SERVER-12139&lt;/del&gt;&lt;/a&gt; allow BSONElement parsing for single-pass parse speedup&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/edcfd827189045b8b64d38cf803d7555cc04132d&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/edcfd827189045b8b64d38cf803d7555cc04132d&lt;/a&gt;&lt;/p&gt;</comment>
                            <comment id="478426" author="xgen-internal-githook" created="Tue, 7 Jan 2014 18:37:59 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{u&apos;username&apos;: u&apos;gregstuder&apos;, u&apos;name&apos;: u&apos;Greg Studer&apos;, u&apos;email&apos;: u&apos;greg@10gen.com&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-12139&quot; title=&quot;fix performance regression of batch inserts via write commands&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-12139&quot;&gt;&lt;del&gt;SERVER-12139&lt;/del&gt;&lt;/a&gt; get rid of verbose log line in debug sharding&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/133d28b56d04e67004aac22a18f068d70624393d&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/133d28b56d04e67004aac22a18f068d70624393d&lt;/a&gt;&lt;/p&gt;</comment>
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