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<div class="WordSection1">
<p class="MsoNormal"><span style="color:#1F497D">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Just for information rudder-agent has been updated from 2.4.3 to 2.4.8.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">I don’t know why but now I/O seems ok since i did that :<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">delete one node which had big I/O (on the rudder server)<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">remove the rudder-agent from my node<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">3.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">delete /var/rudder & /opt/rudder<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">4.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">install the rudder-agent (2.4.8)<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt;mso-list:l1 level1 lfo2"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">5.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">accept the node on the rudder server and re-affect the node to it last group.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">I/O has been divided by 10.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">I also have this message since i’m using RAM Disk :
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">UNTRUSTED: State directory /var/rudder/cfengine-community (mode 775) was not private!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Is that normal ?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">BR<o:p></o:p></span></p>
<div>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR"><o:p> </o:p></span></p>
</div>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:FR">De :</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:FR"> Prestasit01
<br>
<b>Envoyé :</b> mardi 1 octobre 2013 14:41<br>
<b>À :</b> 'Matthieu CERDA'<br>
<b>Cc :</b> 'Nicolas Charles'; rudder-users@lists.rudder-project.org<br>
<b>Objet :</b> RE: [rudder-users] IO on vmware<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#1F497D">I don’t have theses informations, here is the 3 first results of the iodump command :<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="color:#1F497D">while true; do sleep 1; dmesg -c; done | perl iodump
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">TASK PID TOTAL READ WRITE DIRTY DEVICES<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">cf-agent 30398 27817 0 27817 0 dm-0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">cf-agent 29655 27817 0 27817 0 dm-0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">cf-agent 29316 9643 0 9643 0 dm-0<o:p></o:p></span></p>
<div>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR">BR<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:FR">De :</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext;mso-fareast-language:FR"> Matthieu
CERDA [<a href="mailto:matthieu.cerda@normation.com">mailto:matthieu.cerda@normation.com</a>]
<br>
<b>Envoyé :</b> mardi 1 octobre 2013 12:06<br>
<b>À :</b> Prestasit01<br>
<b>Cc :</b> 'Nicolas Charles'; <a href="mailto:rudder-users@lists.rudder-project.org">
rudder-users@lists.rudder-project.org</a><br>
<b>Objet :</b> Re: [rudder-users] IO on vmware<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<p class="MsoNormal">Howdy,<br>
<br>
Can you tell us which specific file/place/function is eating so much I/O ressources ?<br>
<br>
Thanks in advance.<br>
<br>
MC<br>
<br>
Le 01/10/2013 11:30, Prestasit01 a écrit :<o:p></o:p></p>
</div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<p class="MsoNormal"><span style="color:#1F497D">Hi,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D">It seems to work on some nodes. But, not for all.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D">On one impacted server, I used iodump (<a href="http://www.geeek.org/post/linux-comment-trouver-les-processus-qui-consomment-de-l-io-992.html">http://www.geeek.org/post/linux-comment-trouver-les-processus-qui-consomment-de-l-io-992.html</a>)</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D">And it reveals that cf-agent is the biggest i/o eater on the server. (Ram disk mounted)</span><o:p></o:p></p>
<div>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR">I hope there is one other solution.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:FR">BR</span><o:p></o:p></p>
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</blockquote>
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