Re: [Users] custom nfs mount options

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?

> > 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(a)gmail.com >> <mailto:alex.tuxx@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(a)redhat.com >> <mailto:iheim@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(a)gmail.com >> <mailto:alex.tuxx@gmail.com>> >> To: "oVirt Mailing List" <users(a)ovirt.org >> <mailto:users@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(a)ovirt.org <mailto:Users@ovirt.org> >> http://lists.ovirt.org/mailman/listinfo/users >> >> _______________________________________________ >> Users mailing list >> Users(a)ovirt.org <mailto:Users@ovirt.org> >> 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(a)ovirt.org >> http://lists.ovirt.org/mailman/listinfo/users > > > -- > Alexandru Vladulescu > System Engineer > --------------------------------------------------------------------------------- > > Bright Future Project Romania > Skype : avladulescu > Mobile : +4(0)726.373.098 > --------------------------------------------------------------------------------- > >