[ovirt-users] Self hosted engine iusses

Stefano Danzi s.danzi at hawai.it
Thu Feb 5 11:17:01 UTC 2015


Il 05/02/2015 12.08, Nir Soffer ha scritto:
>
> ----- Original Message -----
>> From: "Stefano Danzi" <s.danzi at hawai.it>
>> To: "Nir Soffer" <nsoffer at redhat.com>
>> Cc: users at ovirt.org
>> Sent: Thursday, February 5, 2015 12:58:35 PM
>> Subject: Re: [ovirt-users] Self hosted engine iusses
>>
>>
>> Il 05/02/2015 11.52, Nir Soffer ha scritto:
>>> ----- Original Message -----
>>>
>>> After ovirt installation on host console I see this error every 5 minutes:
>>>
>>> [ 1823.837020] device-mapper: table: 253:4: multipath: error getting device
>>> [ 1823.837228] device-mapper: ioctl: error adding target to table
>>> This may be caused by the fact that vdsm does not cleanup properly after
>>> deactivating storage domains. We have an open bugs on this.
>>>
>>> You may have an active lv using non-existent multipath device.
>>>
>>> Can you share with us the output of:
>>>
>>> lsblk
>>> multipath -ll
>>> dmsetup table
>>> cat /etc/multipath.conf
>>> pvscan --cache > /dev/null && lvs
>>>
>>> Nir
>>>
>> See above:
>>
>> [root at ovirt01 etc]# lsblk
>> NAME                                 MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
>> sda                                    8:0    0 931,5G  0 disk
>> ├─sda1                                 8:1    0   500M  0 part
>> │ └─md0                                9:0    0   500M  0 raid1 /boot
>> └─sda2                                 8:2    0   931G  0 part
>>     └─md1                                9:1    0 930,9G  0 raid1
>>       ├─centos_ovirt01-swap            253:0    0   7,9G  0 lvm [SWAP]
>>       ├─centos_ovirt01-root            253:1    0    50G  0 lvm   /
>>       ├─centos_ovirt01-home            253:2    0    10G  0 lvm /home
>>       └─centos_ovirt01-glusterOVEngine 253:3    0    50G  0 lvm
>> /home/glusterfs/engine
>> sdb                                    8:16   0 931,5G  0 disk
>> ├─sdb1                                 8:17   0   500M  0 part
>> │ └─md0                                9:0    0   500M  0 raid1 /boot
>> └─sdb2                                 8:18   0   931G  0 part
>>     └─md1                                9:1    0 930,9G  0 raid1
>>       ├─centos_ovirt01-swap            253:0    0   7,9G  0 lvm [SWAP]
>>       ├─centos_ovirt01-root            253:1    0    50G  0 lvm   /
>>       ├─centos_ovirt01-home            253:2    0    10G  0 lvm /home
>>       └─centos_ovirt01-glusterOVEngine 253:3    0    50G  0 lvm
>> /home/glusterfs/engine
>>
>> [root at ovirt01 etc]# multipath -ll
>> Feb 05 11:56:25 | multipath.conf +5, invalid keyword: getuid_callout
>> Feb 05 11:56:25 | multipath.conf +18, invalid keyword: getuid_callout
>> Feb 05 11:56:25 | multipath.conf +37, invalid keyword: getuid_callout
>>
>> [root at ovirt01 etc]# dmsetup table
>> centos_ovirt01-home: 0 20971520 linear 9:1 121391104
>> centos_ovirt01-swap: 0 16531456 linear 9:1 2048
>> centos_ovirt01-root: 0 104857600 linear 9:1 16533504
>> centos_ovirt01-glusterOVEngine: 0 104857600 linear 9:1 142362624
>>
>> [root at ovirt01 etc]# cat /etc/multipath.conf
>> # RHEV REVISION 1.1
>>
>> defaults {
>>       polling_interval        5
>>       getuid_callout          "/usr/lib/udev/scsi_id --whitelisted
>>       --replace-whitespace --device=/dev/%n"
>>       no_path_retry           fail
>>       user_friendly_names     no
>>       flush_on_last_del       yes
>>       fast_io_fail_tmo        5
>>       dev_loss_tmo            30
>>       max_fds                 4096
>> }
>>
>> devices {
>> device {
>>       vendor                  "HITACHI"
>>       product                 "DF.*"
>>       getuid_callout          "/usr/lib/udev/scsi_id --whitelisted
>>       --replace-whitespace --device=/dev/%n"
>> }
>> device {
>>       vendor                  "COMPELNT"
>>       product                 "Compellent Vol"
>>       no_path_retry           fail
>> }
>> device {
>>       # multipath.conf.default
>>       vendor                  "DGC"
>>       product                 ".*"
>>       product_blacklist       "LUNZ"
>>       path_grouping_policy    "group_by_prio"
>>       path_checker            "emc_clariion"
>>       hardware_handler        "1 emc"
>>       prio                    "emc"
>>       failback                immediate
>>       rr_weight               "uniform"
>>       # vdsm required configuration
>>       getuid_callout          "/usr/lib/udev/scsi_id --whitelisted
>>       --replace-whitespace --device=/dev/%n"
>>       features                "0"
>>       no_path_retry           fail
>> }
>> }
>>
>> [root at ovirt01 etc]# pvscan --cache > /dev/null && lvs
>>     Incorrect metadata area header checksum on /dev/sda2 at offset 4096
>>     Incorrect metadata area header checksum on /dev/sda2 at offset 4096
>>     LV              VG             Attr       LSize  Pool Origin Data%  Move
>>     Log Cpy%Sync Convert
>>     glusterOVEngine centos_ovirt01 -wi-ao---- 50,00g
>>     home            centos_ovirt01 -wi-ao---- 10,00g
>>     root            centos_ovirt01 -wi-ao---- 50,00g
>>     swap            centos_ovirt01 -wi-ao----  7,88g
> Are you sure this is the correct host that the multipath error came from?
>
> There are no multipath devices in this host and no ovirt storage domains lvs.
>
> Nir
>

Yes this is the host. I'm sure.
I've not yet configured ovirt storage domains (only installed ovirt on host and self hosted engine VM)

Here a part of /var/log/messages:

Feb  5 10:04:43 ovirt01 kernel: device-mapper: table: 253:4: multipath: error getting device
Feb  5 10:04:43 ovirt01 kernel: device-mapper: ioctl: error adding target to table
Feb  5 10:04:43 ovirt01 multipathd: dm-4: remove map (uevent)
Feb  5 10:04:43 ovirt01 multipathd: dm-4: remove map (uevent)
Feb  5 10:04:43 ovirt01 kernel: device-mapper: table: 253:4: multipath: error getting device
Feb  5 10:04:43 ovirt01 kernel: device-mapper: ioctl: error adding target to table
Feb  5 10:04:43 ovirt01 multipathd: dm-4: remove map (uevent)
Feb  5 10:04:43 ovirt01 multipathd: dm-4: remove map (uevent)

and kernel version:

[root at ovirt01 etc]# uname -a
Linux ovirt01.hawai.lan 3.10.0-123.20.1.el7.x86_64 #1 SMP Thu Jan 29 18:05:33 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux

  




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