[one-users] opennebula 3.8.1 + clvm

[Tobias Honacker]

Hi Jaime,

great scripts, thanks. but now there are new errors after the VM is in PROLOG state:


---snip---
Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 Command execution fail: /var/lib/one/remotes/tm/lvm/clone localhost:vg-one.lv-one-4 priv002:/var/lib/one//datastores/0/8/disk.0 8 100

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG E 8 clone: Command "    set -e

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 mkdir -p /var/lib/one/datastores/0/8

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 sudo lvcreate -L512 -n lv-one-4-8-0 vg-one

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 sudo dd if=/dev/vg-one/lv-one-4 of=/dev/vg-one/lv-one-4-8-0 bs=64k

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 ln -s "/dev/vg-one/lv-one-4-8-0" "/var/lib/one/datastores/0/8/disk.0"" failed: Warning: Permanently added 'priv002,192.168.255.2' (RSA) to the list of known hosts.

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 dd: writing `/dev/vg-one/lv-one-4-8-0': No space left on device

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 8193+0 records in

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 8192+0 records out

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 536870912 bytes (537 MB) copied, 18.1729 s, 29.5 MB/s

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG E 8 Error cloning /dev/vg-one/lv-one-4 to /dev/vg-one/lv-one-4-8-0

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: LOG I 8 ExitCode: 1

Thu Feb 21 21:55:38 2013 [TM][D]: Message received: TRANSFER FAILURE 8 Error cloning /dev/vg-one/lv-one-4 to /dev/vg-one/lv-one-4-8-0
---snip---

[root at priv001 ~]# lvs
  LV           VG     Attr     LSize   Pool Origin Data%  Move Log Copy%  Convert
  lv-one-4     vg-one -wi-a---   8,00g                                           
  lv-one-4-8-0 vg-one -wi-a--- 512,00m


The script is using the default lv size in lvm.conf.

in clone file:

SIZE=$(onevm show -x $VM_ID | $XPATH )
[ -z "$SIZE" ] && SIZE=$DEFAULT_SIZE

this command cant find the real size of my lv? (8G) ?



Thanks for support and best regards,
Tobias


Am 21.02.2013 um 18:52 schrieb Jaime Melis:

> Oops, you're right.
> 
> Ok, so, can you test the upcoming LVM drivers for OpenNebula 4.0? It replaces snapshotting with cloning...
> 
> just replace /var/lib/one/remotes/tm/lvm
> with the contents of:
> https://github.com/OpenNebula/one/tree/master/src/tm_mad/lvm
> 
> and do "onehost sync" afterwards?
> 
> 
> On Thu, Feb 21, 2013 at 6:41 PM, Tobias Honacker <t.honacker at googlemail.com> wrote:
> Hi Jaime,
> 
> yes you are right. I posted the error log file with TM_MAD="lvm", too. I tried both TM_MAD=shared and lvm.
> I will try the links Mihály Héder already posted. But maybe you have got any other ideas?
> 
> 
> Best regards,
> Tobias
> 
> 
> Am 21.02.2013 um 18:37 schrieb Jaime Melis:
> 
>> Actually, it's "onedatastore update 100", not "onetemplate"... sorry
>> 
>> 
>> On Thu, Feb 21, 2013 at 6:22 PM, Jaime Melis <jmelis at opennebula.org> wrote:
>> Hi Tobias,
>> 
>> your datastore template has the wrong TM_MAD. It should be TM_MAD="lvm" instead of TM_MAD="shared".
>> 
>> You can fix it by doing "onetemplate update 100" and editing it in-place.
>> 
>> BTW, thanks for sending all the information, it's so much easier to debug these things when you have the logs and the templates... :-)
>> 
>> cheers,
>> Jaime
>> 
>> -- 
>> Jaime Melis
>> Project Engineer
>> OpenNebula - The Open Source Toolkit for Cloud Computing
>> www.OpenNebula.org | jmelis at opennebula.org
>> 
>> 
>> 
>> -- 
>> Jaime Melis
>> Project Engineer
>> OpenNebula - The Open Source Toolkit for Cloud Computing
>> www.OpenNebula.org | jmelis at opennebula.org
> 
> 
> 
> 
> -- 
> Jaime Melis
> Project Engineer
> OpenNebula - The Open Source Toolkit for Cloud Computing
> www.OpenNebula.org | jmelis at opennebula.org

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