<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>Is the same application run across all of the VMs? A common symptom usually stems from apps that don't behave properly and have a lot of frequent writes. If possible you should spin up a blank compute node and see if the symptoms are similar.</div><div><br>On Oct 15, 2013, at 11:43 AM, Samuel Winchenbach <<a href="mailto:swinchen@gmail.com">swinchen@gmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="ltr"><div class="gmail_default" style="font-family:'courier new',monospace">Hi all,</div><div class="gmail_default" style="font-family:'courier new',monospace"><br></div><div class="gmail_default" style="font-family:'courier new',monospace">
I have a 16 process/64GB RAM compute node running Grizzly with some odd memory usage behavior. The node is currently running 17 lightly used VMs.</div><div class="gmail_default" style="font-family:'courier new',monospace">
<br></div><div class="gmail_default"><div class="gmail_default"><font face="courier new, monospace">root@test1:~/scripts# free -m</font></div><div class="gmail_default"><font face="courier new, monospace"> total used free shared buffers cached</font></div>
<div class="gmail_default"><font face="courier new, monospace">Mem: 64429 48742 15687 0 0 28479</font></div><div class="gmail_default"><font face="courier new, monospace">-/+ buffers/cache: 20263 44166</font></div>
<div class="gmail_default"><font face="courier new, monospace">Swap: 4093 4026 67</font></div><div class="gmail_default"><font face="courier new, monospace"><br></font></div><div class="gmail_default">
<font face="courier new, monospace">As you can see I have over 15GB free (44 if you remove cached memory!) yet the swap space is almost completely full.</font></div><div class="gmail_default"><font face="courier new, monospace"><br>
</font></div><div class="gmail_default"><font face="courier new, monospace">Any idea what might be going on?</font></div><div class="gmail_default"><font face="courier new, monospace"><br></font></div><div class="gmail_default">
<font face="courier new, monospace">Thanks,</font></div><div class="gmail_default"><font face="courier new, monospace">Sam</font></div><div class="gmail_default"><font face="courier new, monospace"><br></font></div><div class="gmail_default">
<font face="courier new, monospace"><br></font></div></div></div>
</div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>OpenStack-operators mailing list</span><br><span><a href="mailto:OpenStack-operators@lists.openstack.org">OpenStack-operators@lists.openstack.org</a></span><br><span><a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators</a></span><br></div></blockquote></body></html>