<div dir="ltr"><div><div><div>Hello Machel<br><br></div>Thanks, so let me understand, i never use gentoo, what happen if you start your cluster with just one node? if you see this error "<span style="font-family:'Courier New,courier'"><span style="font-family:'Courier New,courier'">Unable to obtain global lock</span>" this is because glock is provide by dlm and for clvmd communicate with dlm need lock type 3<br>
<br></span></div><span style="font-family:'Courier New,courier'">This is what know, this is same on suse 11 and redhat<br><br></span></div><span style="font-family:'Courier New,courier'">Thanks<br></span></div>
<div class="gmail_extra"><br><br><div class="gmail_quote">2013/5/15 Michael Schwartzkopff <span dir="ltr"><<a href="mailto:misch@clusterbau.com" target="_blank">misch@clusterbau.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">Am Mittwoch, 15. Mai 2013, 14:48:14 schrieb emmanuel segura:</p><div class="im">
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> Hello Michael</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> I always used clvm on redhat cluster suite and suse hae with locking type</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> 3, i seen this from man lvm.conf</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> If set to 2, the tools will load the external lock‐</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> ing_library (see below). If the tools were configured</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> --with-cluster=internal (the default) then 3 means to use built-in</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> cluster-wide locking. Type 4</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> enforces read-only metadata and forbids any operations</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> that might want to modify Volume Group metadata. All changes to logical</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> volumes and their states</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">> are communicated using locks.</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
</div><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">I know. But this is no RH cluster, but gentoo. No internal locking compiled into the clvmd. library works if both node are online.</p>
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<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"> </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">-- </p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">Dr. Michael Schwartzkopff</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">Guardinistr. 63</p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">81375 München</p>
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