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<p>Hi Dejan/Andrew</p>
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<p>Can you list down the possible scenarios in which the Node state changes to online (UNCLEAN).</p>
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<p>I have encountered this few times, but I would like to know the possible scenarios for reproducing the same.</p>
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<div style="MARGIN: 0px"><font size="2" face="Calibri,sans-serif"><span style="FONT-SIZE: 11pt">Regards,</span></font></div>
<div style="MARGIN: 0px"><font size="2" face="Calibri,sans-serif"><span style="FONT-SIZE: 11pt"><font color="black" size="2" face="Arial,sans-serif"><span style="FONT-SIZE: 10pt">Kashif Jawed Siddiqui<br>
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<div style="DIRECTION: ltr" id="divRpF539968"><font color="#000000" size="2" face="Tahoma"><b>From:</b> Michael Schwartzkopff [misch@clusterbau.com]<br>
<b>Sent:</b> Wednesday, January 16, 2013 6:44 PM<br>
<b>To:</b> The Pacemaker cluster resource manager<br>
<b>Subject:</b> Re: [Pacemaker] Howto recover from unclan (online)<br>
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<p style="TEXT-INDENT: 0px; MARGIN: 0px">Am Mittwoch, 16. Januar 2013, 14:07:15 schrieb Dejan Muhamedagic:</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> Hi,</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> On Tue, Jan 15, 2013 at 08:28:29PM +0100, Michael Schwartzkopff wrote:</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > Hi,</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > any good advice from the following state of a cluster:</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > unclean (online) state and lots of errors of the resources on one node</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > and a shutdown second node?</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > On the first node all resources running happily and the cluster provides</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > the serives it was designed for. Due to really bad network cards the</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > cluster ran into that state.</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > Now: How to recover from that state</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> crm node clearstate ? But first make sure that the cluster stack</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> is stopped on that node.</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px"> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">thanks. That was what I was looking for.</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px"> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px"> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > And yes. We have a enterprise distribution and a good hardware</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> > manufacturer.</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">> How did the bad network cards creep in? ;-)</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px"> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">They were shipped in the <well known HW manufacturer> blade. :-(</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px"> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">-- </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">Dr. Michael Schwartzkopff</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">Guardinistr. 63</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">81375 München</p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px"> </p>
<p style="TEXT-INDENT: 0px; MARGIN: 0px">Tel: (0163) 172 50 98</p>
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