[one-users] data store not created in VMHosts

[Carlos Martín Sánchez]

Hi,

On Fri, Mar 28, 2014 at 5:05 PM, Hyun Woo Kim <hyunwoo at fnal.gov> wrote:

>  Hi,
> Here is the output.
>
>  By the way, In VMHost:/var/lib/one/,  subdirectory datastores itself
> does not get created, let alone datastores/100
>
>
I see... we will take a look into it [1].
In case you want to play around with it, the script is located
at /var/lib/one/remotes/im/<driver>/monitor_ds.sh

Best regards

[1] http://dev.opennebula.org/issues/2816

--
Carlos Martín, MSc
Project Engineer
OpenNebula - Flexible Enterprise Cloud Made Simple
www.OpenNebula.org <http://www.opennebula.org/> | cmartin at opennebula.org |
@OpenNebula <http://twitter.com/opennebula> <cmartin at opennebula.org>



>  Thank you.
> Hyunwoo KIM
> FermiCloud Project
>
>  -bash-4.1$ onehost show -x 4
> <HOST>
>   <ID>4</ID>
>   <NAME>fgtest12</NAME>
>   <STATE>2</STATE>
>   <IM_MAD>kvm</IM_MAD>
>   <VM_MAD>kvm</VM_MAD>
>   <VN_MAD>dummy</VN_MAD>
>   <LAST_MON_TIME>1396022208</LAST_MON_TIME>
>   <CLUSTER_ID>101</CLUSTER_ID>
>   <CLUSTER>ipv6</CLUSTER>
>   <HOST_SHARE>
>     <DISK_USAGE>0</DISK_USAGE>
>     <MEM_USAGE>0</MEM_USAGE>
>     <CPU_USAGE>0</CPU_USAGE>
>     <MAX_DISK>0</MAX_DISK>
>     <MAX_MEM>16329064</MAX_MEM>
>     <MAX_CPU>400</MAX_CPU>
>     <FREE_DISK>0</FREE_DISK>
>     <FREE_MEM>15874132</FREE_MEM>
>     <FREE_CPU>397</FREE_CPU>
>     <USED_DISK>0</USED_DISK>
>     <USED_MEM>454932</USED_MEM>
>     <USED_CPU>2</USED_CPU>
>     <RUNNING_VMS>0</RUNNING_VMS>
>     <DATASTORES/>
>   </HOST_SHARE>
>   <VMS/>
>   <TEMPLATE>
>     <ARCH><![CDATA[x86_64]]></ARCH>
>     <CPUSPEED><![CDATA[2999]]></CPUSPEED>
>     <HOSTNAME><![CDATA[fgtest12.fnal.gov]]></HOSTNAME>
>     <HYPERVISOR><![CDATA[kvm]]></HYPERVISOR>
>     <MODELNAME><![CDATA[Intel(R) Xeon(R) CPU            5160  @
> 3.00GHz]]></MODELNAME>
>     <NETRX><![CDATA[122068573]]></NETRX>
>     <NETTX><![CDATA[21559876]]></NETTX>
>     <VERSION><![CDATA[4.4.0]]></VERSION>
>   </TEMPLATE>
> </HOST>
>
>
>
>
>   From: Carlos Martín Sánchez <cmartin at opennebula.org>
> Date: Friday, March 28, 2014 10:54 AM
> To: Hyunwoo Kim <hyunwoo at fnal.gov>
> Cc: "users at lists.opennebula.org" <users at lists.opennebula.org>
> Subject: Re: [one-users] data store not created in VMHosts
>
>   Hi,
>
>  On Thu, Mar 27, 2014 at 9:57 PM, Hyun Woo Kim <hyunwoo at fnal.gov> wrote:
>
>>  Hi,
>>
>>  I am testing the data store feature of ON 4.4 in a very simple
>> configuration
>> and I am getting an error that I can NOT understand.
>>
>>  I have one cluster with
>> one img type DS (ID 1, DS=fs, T/M=ssh) and
>> one sys type DS   (ID 100, that I created with ssh TM)
>>
>>  Then I attach one VMHost to this cluster.
>> According to the manual, the first deployment of VM creates
>> datastores/100 under /var/lib/one/, right?
>>
>>  But in my case, the first deployed VM is pending
>> with an error message in sched.log saying,
>>   Local Datastore 100 in Host 8 filtered out. Not enough capacity.
>>  No suitable System DS found for Host: 8. Filtering out host.
>>
>>  This VM gets deployed if I manually create this directory;
>>  mkdir -p /var/lib/one/datastores/100
>>
>>  This error sometimes does not happen for a certain VMHost.
>>
>>  So, I would like to understand why datastores/ID is created in some
>> VMHosts
>> and not in other VMHosts.
>>
>>  if the ON developers could point me at right codes to look at,
>> or describe what I am doing wrong,
>> it will be very helpful.
>>
>>  Thanks,
>> Hyuwoo Kim
>> FermiCloud
>>
>
>  The scheduler should take into account the space of
> /var/lib/one/datastores when ../100 does not exist. Can you send us the
> output of onehost show -x?
>
>  Regards
>  --
> Carlos Martín, MSc
> Project Engineer
> OpenNebula - Flexible Enterprise Cloud Made Simple
> www.OpenNebula.org <http://www.opennebula.org/> | cmartin at opennebula.org
>  | @OpenNebula <http://twitter.com/opennebula> <cmartin at opennebula.org>
>
>
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