<?xml version="1.0" encoding="UTF-8" ?>
<?xml-stylesheet type="text/xsl" href="https://community.appian.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>KB-1942 Checkpoint and status.sh fail with "java.lang.OutOfMemoryError: unable to create new native thread" error</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error</link><description /><dc:language>en-US</dc:language><generator>Telligent Community 12</generator><item><title>KB-1942 Checkpoint and status.sh fail with "java.lang.OutOfMemoryError: unable to create new native thread" error</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error</link><pubDate>Fri, 17 May 2019 16:09:24 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Jordan Horwat</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Current Revision posted to Appian Knowledge Base by Jordan Horwat on 5/17/2019 4:09:24 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes,&amp;nbsp;set&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt;&lt;/span&gt; to &lt;span&gt;&lt;code&gt;unlimited&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian&amp;nbsp;using Linux as the operating system.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with "java.lang.OutOfMemoryError: unable to create new native thread" error</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/11</link><pubDate>Fri, 17 May 2019 16:02:50 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 11 posted to Appian Knowledge Base by Greg Fox on 5/17/2019 4:02:50 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes,&amp;nbsp;set&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt;&lt;/span&gt; to &lt;span&gt;&lt;code&gt;unlimited&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian&amp;nbsp;using Linux as the operating system.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with "java.lang.OutOfMemoryError: unable to create new native thread" error</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/10</link><pubDate>Fri, 17 May 2019 15:37:02 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 10 posted to Appian Knowledge Base by Greg Fox on 5/17/2019 3:37:02 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes,&amp;nbsp;set&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt;&lt;/span&gt; to &lt;span&gt;&lt;code&gt;unlimited&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with "java.lang.OutOfMemoryError: unable to create new native thread" error</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/9</link><pubDate>Fri, 17 May 2019 15:36:30 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 9 posted to Appian Knowledge Base by Greg Fox on 5/17/2019 3:36:30 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes,&amp;nbsp;set&amp;nbsp;&lt;code&gt;ulimit -u &lt;/code&gt;&lt;/span&gt;to&lt;span&gt;&lt;code&gt; unlimited&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with "java.lang.OutOfMemoryError: unable to create new native thread" error</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/8</link><pubDate>Thu, 16 May 2019 17:22:22 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Jordan Horwat</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 8 posted to Appian Knowledge Base by Jordan Horwat on 5/16/2019 5:22:22 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase &lt;code&gt;ulimit -u&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with Error "java.lang.OutOfMemoryError: unable to create new native thread"</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/7</link><pubDate>Thu, 16 May 2019 17:21:19 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Jordan Horwat</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 7 posted to Appian Knowledge Base by Jordan Horwat on 5/16/2019 5:21:19 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase &lt;code&gt;ulimit -u&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with Error "java.lang.OutOfMemoryError: unable to create new native thread"</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/6</link><pubDate>Thu, 16 May 2019 17:19:48 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Jordan Horwat</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 6 posted to Appian Knowledge Base by Jordan Horwat on 5/16/2019 5:19:48 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&lt;/p&gt;
&lt;p&gt;&lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&amp;nbsp;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase &lt;code&gt;ulimit -u&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with Error "java.lang.OutOfMemoryError: unable to create new native thread"</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/5</link><pubDate>Thu, 16 May 2019 17:19:33 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Jordan Horwat</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 5 posted to Appian Knowledge Base by Jordan Horwat on 5/16/2019 5:19:33 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;This indicates that &lt;code&gt;ulimit&amp;nbsp;-u&lt;/code&gt; for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user. &lt;code&gt;ulimit -u&lt;/code&gt; refers to the max user processes on the OS.&amp;nbsp;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase &lt;code&gt;ulimit -u&lt;/code&gt;.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Checkpoint and status.sh fail with Error "java.lang.OutOfMemoryError: unable to create new native thread"</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/4</link><pubDate>Thu, 16 May 2019 16:14:55 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 4 posted to Appian Knowledge Base by Greg Fox on 5/16/2019 4:14:55 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the &lt;strong&gt;status.sh&lt;/strong&gt; script on Linux, the following error occurs in the standard output and in &lt;strong&gt;service_manager.log&lt;/strong&gt;: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;This indicates that ulimit&amp;nbsp;-u for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&lt;/li&gt;
&lt;li&gt;ulimit -u refers to the max user processes on the OS.&amp;nbsp;&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase ulimit -u.&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Status.sh and Checkpoint Fail with Error java.lang.OutOfMemoryError: unable to create new native thread</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/3</link><pubDate>Wed, 15 May 2019 18:55:41 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 3 posted to Appian Knowledge Base by Greg Fox on 5/15/2019 6:55:41 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the status.sh script on Linux, the following error occurs: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This indicates that ulimit&amp;nbsp;-u for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase ulimit -u.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>KB-XXXX [Draft] Status.sh and Checkpoint Fails with Error java.lang.OutOfMemoryError: unable to create new native thread</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/2</link><pubDate>Wed, 15 May 2019 18:52:57 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 2 posted to Appian Knowledge Base by Greg Fox on 5/15/2019 6:52:57 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the status.sh script on Linux, the following error occurs: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This indicates that ulimit&amp;nbsp;-u for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase ulimit -u.&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Affected Versions&lt;/span&gt;&lt;/h2&gt;
&lt;ul&gt;
&lt;li&gt;&lt;span&gt;This article applies to all versions of Appian.&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Last Reviewed:&amp;nbsp;May&amp;nbsp;2019&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item><item><title>Status.sh and Checkpoint Fails with Error java.lang.OutOfMemoryError: unable to create new native thread</title><link>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error/revision/1</link><pubDate>Wed, 15 May 2019 18:46:28 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:7c660eef-f6d1-4431-a9e2-1caeb01d2152</guid><dc:creator>Greg Fox</dc:creator><comments>https://community.appian.com/support/w/kb/1446/kb-1942-checkpoint-and-status-sh-fail-with-java-lang-outofmemoryerror-unable-to-create-new-native-thread-error#comments</comments><description>Revision 1 posted to Appian Knowledge Base by Greg Fox on 5/15/2019 6:46:28 PM&lt;br /&gt;
&lt;h2&gt;&lt;span&gt;Symptoms&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;When checkpointing engines or running the status.sh script on Linux, the following error occurs: &lt;/span&gt;&lt;/p&gt;
&lt;pre&gt;&lt;span&gt;java.lang.OutOfMemoryError: unable to create new native thread.&amp;nbsp;&lt;/span&gt;&lt;/pre&gt;
&lt;h2&gt;&lt;span&gt;Cause&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;This indicates that ulimit&amp;nbsp;-u for the Appian user&amp;nbsp;is set lower than the total number of threads required&amp;nbsp;by the user.&amp;nbsp;&lt;/span&gt;&lt;/p&gt;
&lt;h2&gt;&lt;span&gt;Action&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span&gt;To allow the Appian user to create additional threads for these processes, increase ulimit -u.&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: thread, linux, user, infrastructure&lt;/div&gt;
</description></item></channel></rss>