[Users] Problems with migration on a VM and not detected by gui

Gianluca Cecchi gianluca.cecchi at gmail.com
Tue Feb 4 15:16:52 UTC 2014


On Tue, Feb 4, 2014 at 3:43 PM, Dan Kenigsberg  wrote:
> On Tue, Feb 04, 2014 at 08:41:13AM -0500, Meital Bourvine wrote:
>> Hi,
>>
>> Can you please open a bug about KeyError: 'path'?
>
> Please include an excerpt of supervdsm.log, to give a better hint why
> glusterVolumeStatus is failing in this fashion.

here it is.
https://bugzilla.redhat.com/show_bug.cgi?id=1061211

After fsck of /boot on VM and restart I configured ntp that was not up.
I successfuly migrated the VM. Only message I get in it during
migration (16:07):

Feb  4 15:35:09 c6s ntpd[1510]: 0.0.0.0 c614 04 freq_mode
Feb  4 15:51:35 c6s ntpd[1510]: 0.0.0.0 0612 02 freq_set kernel -0.031 PPM
Feb  4 15:51:35 c6s ntpd[1510]: 0.0.0.0 0615 05 clock_sync
Feb  4 16:07:33 c6s kernel: Clocksource tsc unstable (delta = -79565137 ns)

the two hosts seem almost aligned (they use chronyd):

node 1 where c6s booted
# chronyc tracking
Reference ID    : (one-common-server in my infra)
Stratum         : 3
Ref time (UTC)  : Tue Feb  4 15:10:05 2014
System time     : 0.000015313 seconds slow of NTP time
Last offset     : -0.000017689 seconds
RMS offset      : 0.000047532 seconds
Frequency       : 19.180 ppm fast
Residual freq   : -0.004 ppm
Skew            : 0.146 ppm
Root delay      : 0.004059 seconds
Root dispersion : 0.005400 seconds
Update interval : 260.4 seconds
Leap status     : Normal

node 2 where I migrated first
# chronyc tracking
Reference ID    : (one-common-server in my infra)
Stratum         : 3
Ref time (UTC)  : Tue Feb  4 15:09:48 2014
System time     : 0.000003940 seconds slow of NTP time
Last offset     : 0.000000705 seconds
RMS offset      : 0.000043605 seconds
Frequency       : 31.695 ppm fast
Residual freq   : -0.000 ppm
Skew            : 0.131 ppm
Root delay      : 0.004193 seconds
Root dispersion : 0.005894 seconds
Update interval : 128.6 seconds
Leap status     : Normal

MIgrating VM on the other side (from node2 to node 1 at 16:13) I don't
get any message.
But I do see this about two minutes after the first migration in my VM

Feb  4 16:09:03 c6s kernel: EXT4-fs error (device vda1): ext4_readdir:
bad entry in directory #11: rec_len is smaller than minimal -
block=4358offset=0(0), inode=0, rec_len=0, name_len=0

Donna if a problem of VM itself or related in some way with ovirt and
migration....
I will investigate

Gianluca



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