<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:DengXian;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"\@DengXian";
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Roboto;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
p.MsoListParagraph, li.MsoListParagraph, div.MsoListParagraph
{mso-style-priority:34;
margin-top:0in;
margin-right:0in;
margin-bottom:0in;
margin-left:.5in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
p.yiv9734321973msonormal, li.yiv9734321973msonormal, div.yiv9734321973msonormal
{mso-style-name:yiv9734321973msonormal;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
p.yiv9734321973msipfooter90245289, li.yiv9734321973msipfooter90245289, div.yiv9734321973msipfooter90245289
{mso-style-name:yiv9734321973msipfooter90245289;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
span.EmailStyle21
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
p.msipfooter90245289, li.msipfooter90245289, div.msipfooter90245289
{mso-style-name:msipfooter90245289;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:303893153;
mso-list-template-ids:-785329534;}
@list l0:level1
{mso-level-start-at:2;
mso-level-tab-stop:.5in;
mso-level-number-position:left;
text-indent:-.25in;}
@list l1
{mso-list-id:522936042;
mso-list-template-ids:-138882444;}
@list l2
{mso-list-id:1780418653;
mso-list-template-ids:-240718886;}
@list l2:level1
{mso-level-start-at:3;
mso-level-tab-stop:.5in;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3
{mso-list-id:2105345181;
mso-list-type:hybrid;
mso-list-template-ids:477506118 67698703 67698713 67698715 67698703 67698713 67698715 67698703 67698713 67698715;}
@list l3:level1
{mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3:level2
{mso-level-number-format:alpha-lower;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3:level3
{mso-level-number-format:roman-lower;
mso-level-tab-stop:none;
mso-level-number-position:right;
text-indent:-9.0pt;}
@list l3:level4
{mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3:level5
{mso-level-number-format:alpha-lower;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3:level6
{mso-level-number-format:roman-lower;
mso-level-tab-stop:none;
mso-level-number-position:right;
text-indent:-9.0pt;}
@list l3:level7
{mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3:level8
{mso-level-number-format:alpha-lower;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;}
@list l3:level9
{mso-level-number-format:roman-lower;
mso-level-tab-stop:none;
mso-level-number-position:right;
text-indent:-9.0pt;}
ol
{margin-bottom:0in;}
ul
{margin-bottom:0in;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="blue" vlink="purple" style="word-wrap:break-word">
<div class="WordSection1">
<p class="MsoNormal">Hello Strahil,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you for your response.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The actual problem I wanted to discuss here is restart of ordered resources on unaffected nodes.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">From the observation in my original email:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<ol style="margin-top:0in" start="1" type="1">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l3 level1 lfo3">I have 4 pacemaker nodes –
<o:p></o:p></li></ol>
<p class="MsoListParagraph" style="margin-left:1.0in"><b>node2_a <o:p></o:p></b></p>
<p class="MsoListParagraph" style="margin-left:1.0in"><b>node2_b <o:p></o:p></b></p>
<p class="MsoListParagraph" style="margin-left:1.0in"><b>node1_a <o:p></o:p></b></p>
<p class="MsoListParagraph" style="margin-left:1.0in"><b>node1_b<o:p></o:p></b></p>
<p class="MsoListParagraph"><b><o:p> </o:p></b></p>
<ol style="margin-top:0in" start="2" type="1">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l3 level1 lfo3">I restarted
<b>test-1 </b>on <b>node1_a</b><o:p></o:p></li></ol>
<p class="MsoNormal"><o:p> </o:p></p>
<ol style="margin-top:0in" start="3" type="1">
<li class="MsoListParagraph" style="margin-bottom:12.0pt;margin-left:0in;mso-list:l3 level1 lfo3">
This restarted <b>test-2</b> and <b>test-3</b> clones on <b>node1_a</b>. <span style="background:lime;mso-highlight:lime">
This is fine as node1_a is the affected node</span><o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l3 level1 lfo3">But, it also restarted
<b>test-2 </b>and<b> test-3 </b> on the unaffected nodes. <span style="background:yellow;mso-highlight:yellow">
Below indicating test-2 restart on unaffected nodes node1_b, node2_b and node2_a which I don’t want</span>:<o:p></o:p></li></ol>
<p class="MsoListParagraph" style="margin-left:.75in"><br>
<b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:0 (
<span style="color:black;background:yellow">node1_b</span> ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.75in"><b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:2 (
<span style="color:black;background:yellow">node2_b</span> ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.75in"><b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:3 (
<span style="color:black;background:yellow">node2_a</span> ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Please let me know if you have any further questions.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Raghav<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b>From:</b> Strahil Nikolov <hunter86_bg@yahoo.com> <br>
<b>Sent:</b> Friday, April 8, 2022 12:00 PM<br>
<b>To:</b> Cluster Labs - All topics related to open-source clustering welcomed; ChittaNagaraj, Raghav<br>
<b>Cc:</b> Haase, David; Hicks, Richard; gandhi, rajesh; Burney, Scott; Farnsworth, Devin; ChittaNagaraj, Raghav<br>
<b>Subject:</b> Re: [ClusterLabs] Restarting parent of ordered clone resources on specific node causes restart of all resources in the ordering constraint on all nodes of the cluster<o:p></o:p></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<p><span style="color:#CE1126">[EXTERNAL EMAIL] <o:p></o:p></span></p>
</div>
<p class="MsoNormal">You can use 'kind' and 'symmetrical' to control order constraints. The default value for symmetrical is 'true' which means that in order to stop dummy1 , the cluster has to stop dummy1 & dummy2.<o:p></o:p></p>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">Best Regards,<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt">Strahil Nikolov<o:p></o:p></p>
<blockquote style="margin-left:0in;margin-top:5.0pt;margin-right:0in;margin-bottom:15.0pt">
<div>
<div>
<p class="MsoNormal"><span style="font-family:Roboto;color:#6D00F6">On Fri, Apr 8, 2022 at 15:29, ChittaNagaraj, Raghav<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:Roboto;color:#6D00F6"><<a href="mailto:Raghav.ChittaNagaraj@dell.com">Raghav.ChittaNagaraj@dell.com</a>> wrote:<o:p></o:p></span></p>
</div>
</div>
<div style="border:none;border-left:solid #6D00F6 1.0pt;padding:0in 0in 0in 15.0pt;margin-top:7.5pt">
<div id="yiv9734321973">
<div>
<div>
<p class="yiv9734321973msonormal">Hello Team,<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">Hope you are doing well.<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">I have a 4 node pacemaker cluster where I created clone dummy resources test-1, test-2 and test-3 below:<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>$ sudo pcs resource create test-1 ocf:heartbeat:Dummy op monitor timeout="20" interval="10" clone</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>$ sudo pcs resource create test-2 ocf:heartbeat:Dummy op monitor timeout="20" interval="10" clone</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>$ sudo pcs resource create test-3 ocf:heartbeat:Dummy op monitor timeout="20" interval="10" clone</b><o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">Then I ordered them so test-2-clone starts after test-1-clone and test-3-clone starts after test-2-clone:<o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>$ sudo pcs constraint order test-1-clone then test-2-clone</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Adding test-1-clone test-2-clone (kind: Mandatory) (Options: first-action=start then-action=start)</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>$ sudo pcs constraint order test-2-clone then test-3-clone</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Adding test-2-clone test-3-clone (kind: Mandatory) (Options: first-action=start then-action=start)</b><o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">Here are my clone sets(snippet of "pcs status" output pasted below):<o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"> <b>* Clone Set: test-1-clone [test-1]:</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b> * Started: [ node2_a node2_b node1_a node1_b ]</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b> * Clone Set: test-2-clone [test-2]:</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b> * Started: [ node2_a node2_b node1_a node1_b ]</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b> * Clone Set: test-3-clone [test-3]:</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b> * Started: [ node2_a node2_b node1_a node1_b ]</b><o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">Then I restart test-1 on just node1_a:<o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>$ sudo pcs resource restart test-1 node1_a</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Warning: using test-1-clone... (if a resource is a clone, master/slave or bundle you must use the clone, master/slave or bundle name)</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>test-1-clone successfully restarted</b><o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">This causes test-2 and test-3 clones to restart on all pacemaker nodes when my intention is for them to restart on just node1_a.<o:p></o:p></p>
<p class="yiv9734321973msonormal">Below is the log tracing seen on the Designated Controller NODE1-B:<o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Apr 07 20:25:01 NODE1-B pacemaker-schedulerd[95746]: notice: * Stop test-1:1 ( node1_a ) due to node availability</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:0 (
<span style="color:black;background:yellow">node1_b</span> ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:1 ( node1_a ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:2 (
<span style="color:black;background:yellow">node2_b</span> ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b>Apr 07 20:25:03 NODE1-B pacemaker-schedulerd[95746]: notice: * Restart test-2:3 (
<span style="color:black;background:yellow">node2_a</span> ) due to required test-1-clone running</b><o:p></o:p></p>
<p class="yiv9734321973msonormal" style="margin-left:.5in"><b> </b><o:p></o:p></p>
<p class="yiv9734321973msonormal">Above is a representation of the observed behavior using dummy resources.
<o:p></o:p></p>
<p class="yiv9734321973msonormal">Is this the expected behavior of cloned resources?<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">My goal is to be able to restart test-2-clone and test-3-clone on just the node that experienced test-1 restart rather than all other nodes in the cluster.<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">Please let us know if any additional information will help for you to be able to provide feedback.<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">Thanks for your help!<o:p></o:p></p>
<p class="yiv9734321973msonormal"> <o:p></o:p></p>
<p class="yiv9734321973msonormal">- Raghav<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="yiv9734321973msipfooter90245289" style="margin:0in"><span style="font-size:7.0pt;color:#737373">Internal Use - Confidential</span><o:p></o:p></p>
</div>
</div>
</div>
<p class="MsoNormal">_______________________________________________<br>
Manage your subscription:<br>
<a href="https://urldefense.com/v3/__https:/lists.clusterlabs.org/mailman/listinfo/users__;!!LpKI!2bhPbGcGES9BufPlX3bTNMxt-PJQ3Jt8xF18oplZizQBsxfwlSe8KMEjLAhHOeP7aEE73qs$" target="_blank">https://lists.clusterlabs.org/mailman/listinfo/users [lists.clusterlabs.org]</a><br>
<br>
ClusterLabs home: <a href="https://urldefense.com/v3/__https:/www.clusterlabs.org/__;!!LpKI!2bhPbGcGES9BufPlX3bTNMxt-PJQ3Jt8xF18oplZizQBsxfwlSe8KMEjLAhHOeP7uDjzH5E$" target="_blank">
https://www.clusterlabs.org/ [clusterlabs.org]</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="msipfooter90245289" style="margin:0in"><span style="font-size:7.0pt;color:#737373">Internal Use - Confidential</span><o:p></o:p></p>
</div>
</blockquote>
</div>
</div>
</body>
</html>