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        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-61948] Improve SBE $group pushdown scalability in terms of number of accumulator</title>
                <link>https://jira.mongodb.org/browse/SERVER-61948</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;As it can be seen in &lt;a href=&quot;https://docs.google.com/spreadsheets/d/19iSNSc_lNlzWRe_0_R937E7af2ekjXPZur0sog5Fj4U/edit#gid=2008213546&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://docs.google.com/spreadsheets/d/19iSNSc_lNlzWRe_0_R937E7af2ekjXPZur0sog5Fj4U/edit#gid=2008213546&lt;/a&gt;&#160;&quot;nAcc scalability trend&quot; sheet, as the number of accumulators increases, SBE $group perf gain decreases dramatically.&lt;/p&gt;

&lt;p&gt;Investigate whether this issue is legit and if so, improve the performance.&lt;/p&gt;</description>
                <environment></environment>
        <key id="1944293">SERVER-61948</key>
            <summary>Improve SBE $group pushdown scalability in terms of number of accumulator</summary>
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                                            <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="13203">Gone away</resolution>
                                        <assignee username="backlog-query-execution">Backlog - Query Execution</assignee>
                                    <reporter username="yoonsoo.kim@mongodb.com">Yoon Soo Kim</reporter>
                        <labels>
                            <label>pm2697-m3</label>
                            <label>sbe</label>
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                <created>Tue, 7 Dec 2021 20:32:02 +0000</created>
                <updated>Fri, 27 Oct 2023 20:45:47 +0000</updated>
                            <resolved>Thu, 23 Feb 2023 21:18:09 +0000</resolved>
                                                                    <component>Query Execution</component>
                                        <votes>0</votes>
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                            <attachment id="349638" name="Screen Shot 2021-12-07 at 12.40.33 PM.png" size="37400" author="yoonsoo.kim@mongodb.com" created="Tue, 7 Dec 2021 20:41:26 +0000"/>
                            <attachment id="353858" name="Xnip2022-01-07_10-08-34.jpg" size="55570" author="ethan.zhang@mongodb.com" created="Fri, 7 Jan 2022 16:08:43 +0000"/>
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