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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>[DOCS-13131] cursor.maxTimeMS should explain how terminated operations are logged</title>
                <link>https://jira.mongodb.org/browse/DOCS-13131</link>
                <project id="10380" key="DOCS">Documentation</project>
                    <description>&lt;h2&gt;&lt;a name=&quot;Description&quot;&gt;&lt;/a&gt;Description&lt;/h2&gt;
&lt;p&gt;The &lt;a href=&quot;https://docs.mongodb.com/manual/reference/method/cursor.maxTimeMS/index.html#behaviors&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;cursor.maxTimeMS&lt;/a&gt; Behavior section doesn&apos;t explain what is reported in the logs.&lt;/p&gt;

&lt;p&gt;At least in 3.6.12, there will be a log entry with &lt;tt&gt;errmsg: &quot;operation exceeded time limit&quot;&lt;/tt&gt; such as:&lt;/p&gt;
&lt;p/&gt;
&lt;div id=&quot;syntaxplugin&quot; class=&quot;syntaxplugin&quot; style=&quot;border: 1px dashed #bbb; border-radius: 5px !important; overflow: auto; max-height: 30em;&quot;&gt;
&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;
				&lt;tr id=&quot;syntaxplugin_code_and_gutter&quot;&gt;
						&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;2019-10-15T20:02:11.341+0100 I COMMAND  [conn636131] command myDb.myColl command: aggregate { aggregate: &quot;myColl&quot;, pipeline: [... ], allowDiskUse: true, fromMongos: true, cursor: { batchSize: 101 }, maxTimeMS: 5000, shardVersion: [ Timestamp(19622, 240811), ObjectId(&apos;5705031ca624b38123a80989&apos;) ], $clusterTime: { clusterTime: Timestamp(0, 0), signature: { hash: BinData(0, 0000000000000000000000000000000000000000), keyId: 0 } }, ... $db: &quot;myDb&quot; } planSummary: IXSCAN { ... } exception: Error in $cursor stage :: caused by :: errmsg: &quot;operation exceeded time limit&quot; code:ExceededTimeLimit numYields:241 reslen:276 locks:{ Global: { acquireCount: { r: 586 } }, Database: { acquireCount: { r: 293 } }, Collection: { acquireCount: { r: 293 } } } protocol:op_msg 5011ms&lt;/span&gt;&lt;/pre&gt;
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&lt;p/&gt;
&lt;p&gt;It&apos;s useful to know that this is logged with this message so we can search for this type of slow query.&lt;/p&gt;

&lt;h2&gt;&lt;a name=&quot;Scopeofchanges&quot;&gt;&lt;/a&gt;Scope of changes&lt;/h2&gt;

&lt;h2&gt;&lt;a name=&quot;ImpacttoOtherDocs&quot;&gt;&lt;/a&gt;Impact to Other Docs&lt;/h2&gt;

&lt;h2&gt;&lt;a name=&quot;MVP%28WorkandDate%29&quot;&gt;&lt;/a&gt;MVP (Work and Date)&lt;/h2&gt;

&lt;h2&gt;&lt;a name=&quot;Resources%28ScopeorDesignDocs%2CInvision%2Cetc.%29&quot;&gt;&lt;/a&gt;Resources (Scope or Design Docs, Invision, etc.)&lt;/h2&gt;
</description>
                <environment></environment>
        <key id="972710">DOCS-13131</key>
            <summary>cursor.maxTimeMS should explain how terminated operations are logged</summary>
                <type id="4" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14710&amp;avatarType=issuetype">Improvement</type>
                                            <priority id="4" iconUrl="https://jira.mongodb.org/images/icons/priorities/minor.svg">Minor - P4</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="12300">Won&apos;t Do</resolution>
                                        <assignee username="-1">Unassigned</assignee>
                                    <reporter username="nicholas.cottrell@mongodb.com">Nic Cottrell</reporter>
                        <labels>
                            <label>docs-query</label>
                    </labels>
                <created>Fri, 18 Oct 2019 08:52:27 +0000</created>
                <updated>Mon, 30 Oct 2023 22:18:46 +0000</updated>
                                                            <fixVersion>Server_Docs_20231030</fixVersion>
                                    <component>manual</component>
                        <due></due>
                            <votes>0</votes>
                                    <watches>4</watches>
                                                                                                                <comments>
                            <comment id="4940422" author="edu.bot" created="Mon, 31 Oct 2022 16:05:10 +0000"  >&lt;p&gt;Hello! This ticket has been closed due to inactivity. If you believe this ticket is still important, please reopen it and leave a comment to explain why. Thank you!&lt;/p&gt;</comment>
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