[Users] custom nfs mount options

Alex Leonhardt alex.tuxx at gmail.com
Thu Jan 24 13:03:37 UTC 2013 

same here, ovirt 3.1 from dreyou's repo ...

vdsm-python-4.10.0-0.44.14.el6.x86_64
vdsm-cli-4.10.0-0.44.14.el6.noarch
vdsm-xmlrpc-4.10.0-0.44.14.el6.noarch
vdsm-4.10.0-0.44.14.el6.x86_64

Alex



On 24 January 2013 12:33, Alexandru Vladulescu <avladulescu at bfproject.ro>wrote:

> On 01/24/2013 02:25 PM, Itamar Heim wrote:
>
>> On 24/01/2013 04:24, Alexandru Vladulescu wrote:
>>
>>>
>>> Hi guys,
>>>
>>> I remember asking the same thing a couple of weeks ago. Itamar answered
>>> to be the same, should check the vdsm.conf file for nfs mount options.
>>> Because I did not had the time to do test this until now, I return with
>>> the test results.
>>>
>>> Well Alex it seems to be right, on the 3.1 version, if you go and edit
>>> the /etc/vdsm/vdsm.conf file, on line 146, I uncommented the
>>> nfs_mount_options parameter and changed it to :
>>>
>>> nfs_mount_options = soft,nosharecache,noatime,**rsize=8192,wsize=8192
>>>
>>> Went in Ovirt interface, put the node from Hosts tab into Maintenance,
>>> so that the ISO domain and Master Domain will get unmounted
>>> automatically; restarted the vdsm service on the hypervisior server and
>>> activate the node back from GUI. Upon mount command, there is no change
>>> or difference between what I have added and what was configured
>>> automatically before.
>>>
>>
>> I remember something about you must not pass any nfs option from ovirt,
>> or it will override the vdsm.conf.
>> are you trying to set nfs options from both engine and vdsm.conf?
>>
> Basically, I had 2 questions, one was like Alex asked and it is in the
> current topic, and the other was suggestion to add these nfs configuration
> parameters changes into the GUI in Storage tab. I asked if besides the
> retrans, timeo and vers is it possible to add anything else in the future
> GUI devel.
>
> Must mention, I test on 3.1 version from dreyou's repo.
>
>
>>
>>>   type nfs
>>> (rw,soft,nosharecache,timeo=**10,retrans=6,vers=4,addr=x.x.**x.x,clientaddr=x.x.x.x)
>>>
>>>
>>> Might this be a bug on vdsm to be fixed ?
>>>
>>> Alex.
>>>
>>>
>>> On 01/24/2013 01:45 PM, Alex Leonhardt wrote:
>>>
>>>> So I've tried some bits Itamar asked me to - however, still get the
>>>> same mount options shown.
>>>>
>>>> I tried "service vdsmd reconfigure; service vdsmd restart" - the mount
>>>> for HV03:/vmfs/data should now have the new mount options, but no luck.
>>>>
>>>> Anyone time to help ?
>>>>
>>>> Alex
>>>>
>>>>
>>>>
>>>> On 24 January 2013 10:54, Alex Leonhardt <alex.tuxx at gmail.com
>>>> <mailto:alex.tuxx at gmail.com>> wrote:
>>>>
>>>>     I've got now :
>>>>
>>>>     nfs_mount_options = soft,nosharecache,rsize=32768,**
>>>> wsize=32768,noatime
>>>>
>>>>
>>>>     However, when I check the mounts on the host, it does not show
>>>>     these addtitional options used ? (only soft,nosharecache), here
>>>>     the mount output:
>>>>
>>>>     HV02:/vmfs/data.old2 on /rhev/data-center/mnt/HV02:_**
>>>> vmfs_data.old2
>>>>     type nfs
>>>> (rw,soft,nosharecache,timeo=**600,retrans=6,nfsvers=3,addr=**x.x.x8)
>>>>     HV02:/vmfs/data on /rhev/data-center/mnt/HV02:_**vmfs_data type nfs
>>>> (rw,soft,nosharecache,timeo=**600,retrans=6,vers=3,addr=x.x.**x8)
>>>>     HV03:/vmfs/data on /rhev/data-center/mnt/HV03:_**vmfs_data type nfs
>>>> (rw,soft,nosharecache,timeo=**600,retrans=6,nfsvers=3,addr=**127.0.0.1)
>>>>
>>>>     Above is after I restarted HV03 so it really should have mounted
>>>>     HV03:/vmfs/data with the new options
>>>>
>>>>     another question would be if "nolock" would be a good idea as it
>>>>     seems that nfs ops are sometimes being blocked by a lock ? at
>>>>     least, it behaves as if .. i havent further investigated yet.
>>>>
>>>>     Alex
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>     On 23 January 2013 13:27, Itamar Heim <iheim at redhat.com
>>>>     <mailto:iheim at redhat.com>> wrote:
>>>>
>>>>         On 22/01/2013 11:43, Haim Ateya wrote:
>>>>
>>>>             you can set it manually on each hypervisor by using
>>>> vdsm.conf.
>>>>
>>>>             add the following into /etc/vdsm/vdsm.conf
>>>>
>>>>             [irs]
>>>>             nfs_mount_options = soft,nosharecache
>>>>
>>>>             restart vdsmd service on the end.
>>>>
>>>>
>>>>         you can also set them via a posixfs storage domain, but for
>>>>         nfs, an nfs storage domain is recommended over a posixfs one.
>>>>         question is what is the use case for them, and should they be
>>>>         added for nfs domains as well.
>>>>
>>>>
>>>>
>>>>             ----- Original Message -----
>>>>
>>>>                 From: "Alex Leonhardt" <alex.tuxx at gmail.com
>>>>                 <mailto:alex.tuxx at gmail.com>>
>>>>                 To: "oVirt Mailing List" <users at ovirt.org
>>>>                 <mailto:users at ovirt.org>>
>>>>                 Sent: Tuesday, January 22, 2013 1:46:56 AM
>>>>                 Subject: [Users] custom nfs mount options
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>                 Hi,
>>>>
>>>>                 Is it possible set custom nfs mount options,
>>>>                 specifically : noatime,
>>>>                 wsize and rsize ? I couldnt see anything when "adding
>>>>                 a NFS domain"
>>>>                 - only timeout & retry.
>>>>
>>>>
>>>>                 Thanks!
>>>>                 Alex
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>                 --
>>>>
>>>>
>>>>
>>>>                 | RHCE | Senior Systems Engineer | www.vcore.co
>>>>                 <http://www.vcore.co> |
>>>>                 | www.vsearchcloud.com <http://www.vsearchcloud.com> |
>>>>
>>>> ______________________________**_________________
>>>>                 Users mailing list
>>>>                 Users at ovirt.org <mailto:Users at ovirt.org>
>>>>                 http://lists.ovirt.org/**mailman/listinfo/users<http://lists.ovirt.org/mailman/listinfo/users>
>>>>
>>>>             ______________________________**_________________
>>>>             Users mailing list
>>>>             Users at ovirt.org <mailto:Users at ovirt.org>
>>>>             http://lists.ovirt.org/**mailman/listinfo/users<http://lists.ovirt.org/mailman/listinfo/users>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>     --
>>>>
>>>>     | RHCE | Senior Systems Engineer | www.vcore.co
>>>>     <http://www.vcore.co> | www.vsearchcloud.com
>>>>     <http://www.vsearchcloud.com> |
>>>>
>>>>
>>>>
>>>>
>>>> --
>>>>
>>>> | RHCE | Senior Systems Engineer | www.vcore.co <http://www.vcore.co>
>>>> | www.vsearchcloud.com <http://www.vsearchcloud.com> |
>>>>
>>>>
>>>> ______________________________**_________________
>>>> Users mailing list
>>>> Users at ovirt.org
>>>> http://lists.ovirt.org/**mailman/listinfo/users<http://lists.ovirt.org/mailman/listinfo/users>
>>>>
>>>
>>>
>>> --
>>> Alexandru Vladulescu
>>> System Engineer
>>> ------------------------------**------------------------------**---------------------
>>>
>>> Bright Future Project Romania
>>> Skype :   avladulescu
>>> Mobile :  +4(0)726.373.098
>>> ------------------------------**------------------------------**---------------------
>>>
>>>
>>>
>>
>
> --
> Alexandru Vladulescu
> System Engineer
> ------------------------------**------------------------------**
> ---------------------
> Bright Future Project Romania
> Skype :   avladulescu
> Mobile :  +4(0)726.373.098
> ------------------------------**------------------------------**
> ---------------------
>
>


-- 

| RHCE | Senior Systems Engineer | www.vcore.co | www.vsearchcloud.com |
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ovirt.org/pipermail/users/attachments/20130124/5fae53d6/attachment-0001.html>

More information about the Users mailing list