<div dir="ltr">Any ideas on what can cause that storage crash?<div>could it be related to using a SSD?</div><div><br></div><div>Thanks,</div><div><br></div><div>Yuval Meir</div><div><br><br><div class="gmail_quote">On Wed, Mar 27, 2013 at 6:08 PM, Yuval M <span dir="ltr"><<a href="mailto:yuvalme@gmail.com" target="_blank">yuvalme@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Still getting crashes with the patch:<div><div># rpm -q vdsm</div><div>vdsm-4.10.3-0.281.git97db188.fc18.x86_64</div>
<div><br></div><div>attached excerpts from vdsm.log and from dmesg.</div><span class="HOEnZb"><font color="#888888"><div><br></div><div>
Yuval</div></font></span><div><div class="h5"><div><br></div><br><div class="gmail_quote">On Wed, Mar 27, <a href="tel:2013" value="+9722013" target="_blank">2013</a> at 11:02 AM, Dan Kenigsberg <span dir="ltr"><<a href="mailto:danken@redhat.com" target="_blank">danken@redhat.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>On Sun, Mar 24, <a href="tel:2013" value="+9722013" target="_blank">2013</a> at 09:50:02PM +0200, Yuval M wrote:<br>
> I am running vdsm from packages as my interest is in developing for the<br>
> engine and not vdsm.<br>
> I updated the vdsm package in an attempt to solve this, now I have:<br>
> # rpm -q vdsm<br>
> vdsm-4.10.3-10.fc18.x86_64<br>
<br>
</div>I'm afraid that this build still does not have the patch mentioned<br>
earlier.<br>
<div><br>
><br>
> I noticed that when the storage domain crashes I can't even do "df -h"<br>
> (hangs)<br>
<br>
</div>That's expectable, since the master domain is still mounted (due to that<br>
patch missing), but unreachable.<br>
<br>
Would you be kind to try out my little patch, in order to advance a bit<br>
in the research to solve the bug?<br>
<div><div><br>
<br>
> I'm also getting some errors in /var/log/messages:<br>
><br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:44 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:45 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:46 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:47 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:48 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:49 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:50 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:51 bufferoverflow sanlock[1208]: 2013-03-24 19:57:51+0200 7412<br>
> <a href="tel:%5B4759" value="+9724759" target="_blank">[4759</a>]: 1083422e close_task_aio 0 0x7ff3740008c0 busy<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:51 bufferoverflow sanlock[1208]: 2013-03-24 19:57:51+0200 7412<br>
> <a href="tel:%5B4759" value="+9724759" target="_blank">[4759</a>]: 1083422e close_task_aio 1 0x7ff374000910 busy<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:51 bufferoverflow sanlock[1208]: 2013-03-24 19:57:51+0200 7412<br>
> <a href="tel:%5B4759" value="+9724759" target="_blank">[4759</a>]: 1083422e close_task_aio 2 0x7ff374000960 busy<br>
> Mar <a href="tel:24%2019" value="+9722419" target="_blank">24 19</a>:57:51 bufferoverflow sanlock[1208]: 2013-03-24 19:57:51+0200 7412<br>
> <a href="tel:%5B4759" value="+9724759" target="_blank">[4759</a>]: 1083422e close_task_aio 3 0x7ff3740009b0 busy<br>
> Mar 24 19:57:51 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar 24 19:57:52 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar 24 19:57:53 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar 24 19:57:54 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar 24 19:57:55 bufferoverflow vdsm SuperVdsmProxy WARNING Connect to svdsm<br>
> failed [Errno 2] No such file or directory<br>
> Mar 24 19:57:55 bufferoverflow vdsm Storage.Misc ERROR Panic: Couldn't<br>
> connect to supervdsm<br>
> Mar 24 19:57:55 bufferoverflow respawn: slave '/usr/share/vdsm/vdsm' died,<br>
> respawning slave<br>
> Mar 24 19:57:55 bufferoverflow vdsm fileUtils WARNING Dir<br>
> /rhev/data-center/mnt already exists<br>
> Mar 24 19:57:58 bufferoverflow vdsm vds WARNING Unable to load the json rpc<br>
> server module. Please make sure it is installed.<br>
> Mar 24 19:57:58 bufferoverflow vdsm vm.Vm WARNING<br>
> vmId=`4d3d81b3-d083-4569-acc2-8e631ed51843`::Unknown type found, device:<br>
> '{'device': u'unix', 'alias': u'channel0', 'type': u'channel', 'address':<br>
> {u'bus': u'0', u'controller': u'0', u'type': u'virtio-serial', u'port':<br>
> u'1'}}' found<br>
> Mar 24 19:57:58 bufferoverflow vdsm vm.Vm WARNING<br>
> vmId=`4d3d81b3-d083-4569-acc2-8e631ed51843`::Unknown type found, device:<br>
> '{'device': u'unix', 'alias': u'channel1', 'type': u'channel', 'address':<br>
> {u'bus': u'0', u'controller': u'0', u'type': u'virtio-serial', u'port':<br>
> u'2'}}' found<br>
> Mar 24 19:57:58 bufferoverflow vdsm vm.Vm WARNING<br>
> vmId=`4d3d81b3-d083-4569-acc2-8e631ed51843`::_readPauseCode unsupported by<br>
> libvirt vm<br>
> Mar 24 19:57:58 bufferoverflow kernel: [ 7402.688177] ata1: hard resetting<br>
> link<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7402.994510] ata1: SATA link up<br>
> 6.0 Gbps (SStatus 133 SControl 300)<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7403.005510] ACPI Error: [DSSP]<br>
> Namespace lookup failure, AE_NOT_FOUND (20120711/psargs-359)<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7403.005517] ACPI Error: Method<br>
> parse/execution failed [\_SB_.PCI0.SAT0.SPT0._GTF] (Node ffff880407c74d48),<br>
> AE_NOT_FOUND (20120711/psparse-536)<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7403.015485] ACPI Error: [DSSP]<br>
> Namespace lookup failure, AE_NOT_FOUND (20120711/psargs-359)<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7403.015493] ACPI Error: Method<br>
> parse/execution failed [\_SB_.PCI0.SAT0.SPT0._GTF] (Node ffff880407c74d48),<br>
> AE_NOT_FOUND (20120711/psparse-536)<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7403.016061] ata1.00: configured<br>
> for UDMA/133<br>
> Mar 24 19:57:59 bufferoverflow kernel: [ 7403.016066] ata1: EH complete<br>
> Mar 24 19:58:01 bufferoverflow sanlock[1208]: 2013-03-24 19:58:01+0200 7422<br>
> [4759]: 1083422e close_task_aio 0 0x7ff3740008c0 busy<br>
> Mar 24 19:58:01 bufferoverflow sanlock[1208]: 2013-03-24 19:58:01+0200 7422<br>
> [4759]: 1083422e close_task_aio 1 0x7ff374000910 busy<br>
> Mar 24 19:58:01 bufferoverflow sanlock[1208]: 2013-03-24 19:58:01+0200 7422<br>
> [4759]: 1083422e close_task_aio 2 0x7ff374000960 busy<br>
> Mar 24 19:58:01 bufferoverflow sanlock[1208]: 2013-03-24 19:58:01+0200 7422<br>
> [4759]: 1083422e close_task_aio 3 0x7ff3740009b0 busy<br>
> Mar 24 19:58:01 bufferoverflow kernel: [ 7405.714145] device-mapper: table:<br>
> 253:0: multipath: error getting device<br>
> Mar 24 19:58:01 bufferoverflow kernel: [ 7405.714148] device-mapper: ioctl:<br>
> error adding target to table<br>
> Mar 24 19:58:01 bufferoverflow kernel: [ 7405.715051] device-mapper: table:<br>
> 253:0: multipath: error getting device<br>
> Mar 24 19:58:01 bufferoverflow kernel: [ 7405.715053] device-mapper: ioctl:<br>
> error adding target to table<br>
><br>
> ata1 is a 500GB SSD. (only SATA device on the system except a DVD drive)<br>
><br>
> Yuval<br>
><br>
><br>
> On Sun, Mar 24, 2013 at 2:52 PM, Dan Kenigsberg <<a href="mailto:danken@redhat.com" target="_blank">danken@redhat.com</a>> wrote:<br>
><br>
> > On Fri, Mar 22, <a href="tel:2013" value="+9722013" target="_blank">2013</a> at 08:24:35PM +0200, Limor Gavish wrote:<br>
> > > Hello,<br>
> > ><br>
> > > I am using Ovirt 3.2 on Fedora 18:<br>
> > > [wil@bufferoverflow ~]$ rpm -q vdsm<br>
> > > vdsm-4.10.3-7.fc18.x86_64<br>
> > ><br>
> > > (the engine is built from sources).<br>
> > ><br>
> > > I seem to have hit this bug:<br>
> > > <a href="https://bugzilla.redhat.com/show_bug.cgi?id=922515" target="_blank">https://bugzilla.redhat.com/show_bug.cgi?id=922515</a><br>
> ><br>
> > This bug is only one part of the problem, but it's nasty enough that I<br>
> > have just suggested it as a fix to the ovirt-3.2 branch of vdsm:<br>
> > <a href="http://gerrit.ovirt.org/13303" target="_blank">http://gerrit.ovirt.org/13303</a><br>
> ><br>
> > Could you test if with it, vdsm relinquishes its spm role, and recovers<br>
> > as operational?<br>
> ><br>
> > ><br>
> > > in the following configuration:<br>
> > > Single host (no migrations)<br>
> > > Created a VM, installed an OS inside (Fedora18)<br>
> > > stopped the VM.<br>
> > > created template from it.<br>
> > > Created an additional VM from the template using thin provision.<br>
> > > Started the second VM.<br>
> > ><br>
> > > in addition to the errors in the logs the storage domains (both data and<br>
> > > ISO) crashed, i.e went to "unknown" and "inactive" states respectively.<br>
> > > (see the attached engine.log)<br>
> > ><br>
> > > I attached the VDSM and engine logs.<br>
> > ><br>
> > > is there a way to work around this problem?<br>
> > > It happens repeatedly.<br>
> > ><br>
> > > Yuval Meir<br>
> ><br>
</div></div></blockquote></div><br></div></div></div></div>
</blockquote></div><br></div></div>