[one-users] Incomplete information from hosts polling (VMWare ESXi 4.1 an OpenNebula 2.0.1)

[Ruben S. Montero]

Hi,

I am not sure this is related to the VMware monitoring... Can you send the
VM Templates?

Thanks

Ruben

On Thu, Feb 3, 2011 at 5:10 PM, Luigi Fortunati
<luigi.fortunati at gmail.com>wrote:

> Hi,
> I noticed a serious problem about the usage of VMWare ESXi 4.1 and
> OpenNebula 2.0.1.
> I'm actually using the VMWare driver addon which can be found on the
> opennebula website (ver. 1.0) and libvirt (ver. 0.8.7).
> It happens that OpenNebula can't get information about the usage of
> resources on the cluster nodes.
> By running 2 VM (each one requires 2 VCPU and 1 GB of memory) and executing
> some commands I get this output.
>
> oneadmin at custom2:~/src$ onehost list
>   ID NAME              CLUSTER  RVM   TCPU   FCPU   ACPU    TMEM    FMEM
> STAT
>    2 custom7.sns.it    default    0    200    200    200      2G      0K
>  off
>    1 custom6.sns.it    default    2    200    200    200      2G      0K
> on
> oneadmin at custom2:~/src$ onehost show 1
> HOST 1 INFORMATION
>
> ID                    : 1
> NAME                  : custom6.sns.it
> CLUSTER               : default
> STATE                 : MONITORED
> IM_MAD                : im_vmware
> VM_MAD                : vmm_vmware
> TM_MAD                : tm_vmware
>
> HOST SHARES
>
> MAX MEM               : 2096460
> USED MEM (REAL)       : 0
> USED MEM (ALLOCATED)  : 0
> MAX CPU               : 200
> USED CPU (REAL)       : 0
> USED CPU (ALLOCATED)  : 0
> RUNNING VMS           : 2
>
> MONITORING INFORMATION
>
> CPUSPEED=1992
> HYPERVISOR=vmware
> TOTALCPU=200
> TOTALMEMORY=2096460
>
> As you can see OpenNebula is unable to get correct information about the
> usage of resources on the cluster nodes.
> As these informations are used by the VM scheduler, OpenNebula is unable to
> schedule the VM correctly.
> I tried to create several VM and all of them were placed on the same host
> even if the latter was unable to satisfy the resource requirements of all
> the VMs.
> I think that this problem is strongly related to libvirt as OpenNebula use
> it to recover information about hosts and vm.
>
> Do you get the same behavior? Do you know if there is a way to solve this
> big issue?
>
> --
> Luigi Fortunati
>
> _______________________________________________
> Users mailing list
> Users at lists.opennebula.org
> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>
>


-- 
Dr. Ruben Santiago Montero
Associate Professor (Profesor Titular), Complutense University of Madrid

URL: http://dsa-research.org/doku.php?id=people:ruben
Weblog: http://blog.dsa-research.org/?author=7
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