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        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-39188] Allow profiling on mongos router</title>
                <link>https://jira.mongodb.org/browse/SERVER-39188</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Even with &lt;tt&gt;--use-cpu-profiler&lt;/tt&gt;, mongos reports &quot;no such cmd&quot; when running &lt;tt&gt;_cpuProfilerStart&lt;/tt&gt;.&lt;/p&gt;</description>
                <environment></environment>
        <key id="677789">SERVER-39188</key>
            <summary>Allow profiling on mongos router</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="2">Won&apos;t Fix</resolution>
                                        <assignee username="schwerin@mongodb.com">Andy Schwerin</assignee>
                                    <reporter username="bartle">David Bartley</reporter>
                        <labels>
                    </labels>
                <created>Fri, 25 Jan 2019 01:46:04 +0000</created>
                <updated>Wed, 29 Jan 2020 00:57:44 +0000</updated>
                            <resolved>Tue, 28 Jan 2020 21:12:56 +0000</resolved>
                                                                    <component>Build</component>
                                        <votes>0</votes>
                                    <watches>8</watches>
                                                                                                                <comments>
                            <comment id="2769691" author="schwerin" created="Wed, 29 Jan 2020 00:57:44 +0000"  >&lt;p&gt;We&#8217;ve had good luck with the Linux &lt;tt&gt;perf&lt;/tt&gt; utility, which has a good profiling mode, and with Intel vTune.&lt;/p&gt;</comment>
                            <comment id="2769681" author="bartle" created="Wed, 29 Jan 2020 00:43:10 +0000"  >&lt;p&gt;What tools would you generally recommend to replace this functionality.&lt;/p&gt;</comment>
                            <comment id="2769676" author="bartle" created="Wed, 29 Jan 2020 00:41:50 +0000"  >&lt;p&gt;That&apos;s a bit unfortunate, since it&apos;s been effective at identifying/confirming a couple bugs (&lt;a href=&quot;https://jira.mongodb.org/browse/WT-4565&quot; title=&quot;Fix tree walk code with read-no-wait flag set&quot; class=&quot;issue-link&quot; data-issue-key=&quot;WT-4565&quot;&gt;&lt;del&gt;WT-4565&lt;/del&gt;&lt;/a&gt; and &lt;a href=&quot;https://jira.mongodb.org/browse/WT-4956&quot; title=&quot;Handle the case where 4 billion updates are made to a page without eviction&quot; class=&quot;issue-link&quot; data-issue-key=&quot;WT-4956&quot;&gt;&lt;del&gt;WT-4956&lt;/del&gt;&lt;/a&gt;).&lt;/p&gt;</comment>
                            <comment id="2769321" author="schwerin" created="Tue, 28 Jan 2020 21:12:56 +0000"  >&lt;p&gt;We are removing support for the gperftools cpu profiler. We have found &lt;tt&gt;linux perf&lt;/tt&gt; and other third party profilers more than adequate for studying the performance of mongodb in test environments, and maintaining support for these extra functionality was a minor ongoing burden.&lt;/p&gt;</comment>
                            <comment id="2127979" author="daniel.hatcher" created="Fri, 25 Jan 2019 19:20:05 +0000"  >&lt;p&gt;Hello David,&lt;/p&gt;

&lt;p&gt;Thank you for your report. I have forwarded this ticket to the appropriate team.&lt;/p&gt;

&lt;p&gt;Danny&lt;/p&gt;</comment>
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            <issuekey id="1059545">SERVER-45227</issuekey>
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