[ovirt-users] Users Digest, Vol 41, Issue 66

Wed Feb 11 16:18:08 EST 2015

i tried it from my desktop windows 7 with firefox, and from another centos
6.5 with firefox, the problem is the manager there must be some process
that keep busy the cpu
Regards Massimo

2015-02-11 18:00 GMT+01:00 <users-request at ovirt.org>:

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> Today's Topics:
>
>    1.  Ovirt 3.5.1, Windows 2008 hangs (wodel youchi)
>    2.  Ovirt Manager Problem (Massimo Mad)
>    3. Re:  Ovirt Manager Problem (Dan Yasny)
>    4. Re:  Fenced hosts VM's never migrate (Martin Perina)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 11 Feb 2015 16:21:05 +0000 (UTC)
> From: wodel youchi <wodel_doom at yahoo.fr>
> To: "users at ovirt.org" <users at ovirt.org>
> Subject: [ovirt-users] Ovirt 3.5.1, Windows 2008 hangs
> Message-ID:
>         <1779152952.3325811.1423671665990.JavaMail.yahoo at mail.yahoo.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hi,
> I've a two nodes hosted-engine ovirt 3.5used storage is NFS4 for the:
> engine, vms, iso and export
> I have many Linux VMs and one Windows 2008 VM.
> The windows 2008 VMs is acting as a second AD, it's the second time in a
> month where the VM hangs and the cpu usage is 100%.I have this problem only
> with this VM only.
>
> I tried to look into vdsm logs, but no luck so far, all I found
> isGuestMonitor-Win2k8x64-AD2::DEBUG::2015-02-11
> 12:01:02,158::vm::486::vm.Vm::(_getUserCpuTuneInfo)
> vmId=`ce0bcb92-90e8-45a7-9b9f-cfed10e920d6`::Domain Metadata is not set
>
> Is there a log file where I can follow the behaviour of the VM, because
> for now I have no clue about what is causing this problem.
> any advice?
> PS: is there a good solution to gather and analyze all the logs from
> ovirt's hypervisors and engine, storage...etc?
>
> thanks in advance.
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> ------------------------------
>
> Message: 2
> Date: Wed, 11 Feb 2015 17:25:45 +0100
> From: Massimo Mad <mad1969it at gmail.com>
> To: "users at ovirt.org" <users at ovirt.org>
> Subject: [ovirt-users] Ovirt Manager Problem
> Message-ID:
>         <CADXHJq+Cb526=
> Wmsku-6z6VBORmXuNewKPvDzQVrxS8gOGAnuQ at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hi, i have a strange problem,my manager is very slow and with the gui I can
> not do anything on the vm and the host, but the vm are ok.
> I tried to look at the log, but I have not seen anything that would explain
> the problem.
> Regards
> Massimo
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> ------------------------------
>
> Message: 3
> Date: Wed, 11 Feb 2015 11:30:58 -0500
> From: Dan Yasny <dyasny at gmail.com>
> To: Massimo Mad <mad1969it at gmail.com>
> Cc: "users at ovirt.org" <users at ovirt.org>
> Subject: Re: [ovirt-users] Ovirt Manager Problem
> Message-ID:
>         <CALLXwb6NnqwDAx6S7Hc=
> N-Pk8kgMWMP09M8N6a2pP2kfA_7mfg at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> What are you using to access the manager UI on the client (OS and browser)?
>
> On Wed, Feb 11, 2015 at 11:25 AM, Massimo Mad <mad1969it at gmail.com> wrote:
>
> > Hi, i have a strange problem,my manager is very slow and with the gui I
> > can not do anything on the vm and the host, but the vm are ok.
> > I tried to look at the log, but I have not seen anything that would
> explain
> > the problem.
> > Regards
> > Massimo
> >
> > _______________________________________________
> > Users mailing list
> > Users at ovirt.org
> > http://lists.ovirt.org/mailman/listinfo/users
> >
> >
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> ------------------------------
>
> Message: 4
> Date: Wed, 11 Feb 2015 11:46:48 -0500 (EST)
> From: Martin Perina <mperina at redhat.com>
> To: Siddharth Patil <siddharth at patil.co.uk>
> Cc: users at ovirt.org
> Subject: Re: [ovirt-users] Fenced hosts VM's never migrate
> Message-ID:
>         <1203149157.10417665.1423673208005.JavaMail.zimbra at redhat.com>
> Content-Type: text/plain; charset=utf-8
>
> Hi,
>
> I looked at the logs and the reason why host vmh-02 wasn't
> restarted is that PM restart failed using both other hosts
> (vmh-01 and vmh-03) with error:
>
>   Test Failed, [Powering off machine @ IPMI:10.9.1.11...Failed
>
> So we couldn't restart HA VMs on another hosts, because we were
> not sure that host vmh-02 is really down.
>
> I also noticed that even getting PM status of host vmh-02 is
> problematic, fence agent returned this message:
>
>   Power Management test failed for Host vmh-02.Done
>
> but it also returned successful operation. This looks very very
> suspicious!
>
> Could you please execute following command from vmh-01 or vmh-03
> to test PM agent on vmh-02
>
>   fence_ipmilan -a <IP> -l <USER> -p <PASSWORD> -o status -v -P
>
> where <IP>, <USER> and <PASSWORD> contains values valid for vmh-02?
>
>
> Could you please send us also vdsm.log from machines vmh-01 and
> vmh-03 so we could investigate details of fence agents execution
> failures?
>
> Thanks a lot
>
> Martin Perina
>
>
> ----- Original Message -----
> > From: "Siddharth Patil" <siddharth at patil.co.uk>
> > To: users at ovirt.org
> > Sent: Wednesday, February 11, 2015 5:17:28 PM
> > Subject: Re: [ovirt-users] Fenced hosts VM's never migrate
> >
> > On 11/02/15, 4:34 PM, Omer Frenkel wrote:
> > >
> > >
> > > ----- Original Message -----
> > >> From: "Tim Macy" <macytd at gmail.com>
> > >> To: users at ovirt.org
> > >> Sent: Tuesday, February 10, 2015 6:55:31 PM
> > >> Subject: [ovirt-users] Fenced hosts VM's never migrate
> > >>
> > >> I have a 3 host cluster setup with HA enabled and fencing enabled and
> it
> > >> appears to be working properly. Executing power management stop,
> start,
> > >> and
> > >> restart work along with host shutdown/restart following a simulated
> crash.
> > >> When network is pulled a proxy is chosen and it powers off the downed
> > >> host,
> > >> and then restarts it. Since the network is still down it repeats the
> > >> following in events:
> > >> "Host kvm01 is not responding. It will stay in Connecting state for a
> > >> grace
> > >> period of 162 seconds and after that an attempt to fence the host
> will be
> > >> issued."
> > >>
> > >> The real problem here is that the VM's on the host that has failed
> never
> > >> migrate to a new host and remain down until the network is
> reconnected.
> > >>
> > >
> > > once the host is powered off by the proxy, HA vms will be started (not
> > > migrated) on other host,
> > > if there are resources for it..
> > > if you have HA vms that are not started although there is another host
> > > available for it,
> > > it might be a bug, can you please attach engine.log from the time of
> the
> > > failure?
> > >
> > >> We have tested this with back-end storage on gluster and NFS with the
> same
> > >> result. This is on oVirt Engine Version: 3.5.1.1-1.el6. Hosts are on
> > >> CentOS
> > >> 7 and the Engine is standalone on CentOS 6.6.
> > >>
> > >>
> > >>
> > >> _______________________________________________
> > >> Users mailing list
> > >> Users at ovirt.org
> > >> http://lists.ovirt.org/mailman/listinfo/users
> > >>
> >
> > I've had the exact same problem during testing yesterday. The HA VMs
> > never restarted on the other available hosts. The only difference is
> > that we're using iSCSI storage backend.
> >
> > oVirt Engine Version: 3.5.1.1-1.el6 (hosted engine)
> > Host: CentOS 6.6
> >
> > Engine logs are attached.
> >
> > Thanks,
> > Siddharth
> >
> > _______________________________________________
> > Users mailing list
> > Users at ovirt.org
> > http://lists.ovirt.org/mailman/listinfo/users
> >
>
>
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> End of Users Digest, Vol 41, Issue 66
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