Thank you very much, I will check... that... funny thing, I search for files created in last i.e. 1 hour, and there is only one file created on 1 NFS, no files created on other NFSs.
Thanks Sent from Google Nexus 4 On Dec 13, 2013 6:06 PM, "Geoff Higginbottom" < geoff.higginbot...@shapeblue.com> wrote: > The templates get unique names, however they are in the same folder > structure. > > e.g. > > My S1 has > \\IPADDRESS\lonsec\template\tmpl\1\5 > > And my S2 has > \\IPADDDRESS\lonsec2\template\tmpl\1\5 > > Note that the '1' is the account ID of the user who created the template, > in this case 'system' as this is a system vm template, the '5' is simply > the 5th template created on this system > > The two template.properties files contain the following > > S1 template.properties file > # > #Mon May 20 14:11:06 UTC 2013 > filename=d015ebd8-5395-31a5-9648-a179062885d8.vhd > vhd=true > id=5 > vhd.filename=d015ebd8-5395-31a5-9648-a179062885d8.vhd > public=true > uniquename=centos56-x86_64-xen > vhd.virtualsize=21474836480 > virtualsize=21474836480 > checksum=905cec879afd9c9d22ecc8036131a180 > hvm=false > description=CentOS 5.6(64-bit) no GUI (XenServer) > vhd.size=1758786048 > size=1758786048 > > S1 template.properties file > # > #Wed Nov 21 23:14:59 UTC 2012 > filename=8b106378-7d6d-31b3-aab7-bfc85ef97884.vhd > vhd=true > id=5 > vhd.filename=8b106378-7d6d-31b3-aab7-bfc85ef97884.vhd > public=true > uniquename=centos56-x86_64-xen > vhd.virtualsize=21474836480 > virtualsize=21474836480 > checksum=905cec879afd9c9d22ecc8036131a180 > hvm=false > description=CentOS 5.6(64-bit) no GUI (XenServer) > vhd.size=1758786048 > size=1758786048 > dsa > > Note that the line > checksum=905cec879afd9c9d22ecc8036131a180 > is common to both, you will also find this value in the db in table > cloud.vm_template > This is the link to the template on disk, and the one referenced in the DB > > You can also see from the dates within the two properties files, that this > template was originally deployed back in may, but when I added the 2nd > Secondary Storage Node in November, the template was automatically copied > across. > > Hopefully all this info helps you. > > Regards > > Geoff Higginbottom > > D: +44 20 3603 0542 | S: +44 20 3603 0540 | M: +447968161581 > > geoff.higginbot...@shapeblue.com > > -----Original Message----- > From: Andrija Panic [mailto:andrija.pa...@gmail.com] > Sent: 13 December 2013 16:47 > To: users@cloudstack.apache.org > Subject: Re: Merging/Removing Secondary Storage NFS > > Hi Jeff, thanks for that detailed explanation, I'm on the KVM by the way... > For the *volume* snaphost, I can see that real snapshot exist localy (I > say real snaphost, not clone), but also the clone is created on 1 of those > NFS servers... > > Can you somehow instruct me to check if new template I have just created, > is actualy copied on all 3 NFS hosts (all3 NFS are online, and working > fine) ? > Template is only 4GB of real size on the host, and it should be very > quickly copied to where it shoyld be. (my IO and netowrk traffic are pretty > low in general). > > Should the templates files be created on all 3 NFS storages, with the same > file name? Or can I see this somehow from the database...I'm trying to > decode it by myself, but can't figure this out... > > Thanks again, > Andrija > > > > > On 13 December 2013 17:35, Geoff Higginbottom < > geoff.higginbot...@shapeblue.com> wrote: > > > Andrija, > > > > The design is that any Public Template, or ISO gets copied to every > > secondary storage in the zone. The copying is undertaken by the SSVM > > and will obviously take some time if you have just added a 2nd Public > > ISO or Template, so your copy process may not have finished. > > > > For 4.2 'Snapshots' are now even more confusing than ever. We now have: > > > > 1. VM Snapshots (ESXi & XenServer Only) these are true Hypervisor > > Snapshots, enabling quick roll back to the Snapshot, including Memory > State. > > 2. Volume Snapshots (better thought of as Volume Backups) > > > > VM Snapshots remain on Primary Storage to enable the quick roll-back > > to Snapshot to work. > > Volume Snapshots (backups) get copied to Secondary Storage. If you > > have more than one Secondary Storage available, the first backup is > > copied to one of the Secondary Storage volumes, chosen at random, then > > all subsequent backups are always copied to the same Secondary Storage > > volume > > > > Regards > > > > Geoff Higginbottom > > > > D: +44 20 3603 0542 | S: +44 20 3603 0540 | M: +447968161581 > > > > geoff.higginbot...@shapeblue.com > > > > -----Original Message----- > > From: Andrija Panic [mailto:andrija.pa...@gmail.com] > > Sent: 13 December 2013 16:29 > > To: users@cloudstack.apache.org > > Subject: Re: Merging/Removing Secondary Storage NFS > > > > HI Geoff, > > But, I have verified that my public templates are storaged only on 1 > > host... (at least based on file name of the template on one of those > > host - these file names does NOT exist on other 2 NFS hosts...) Any clue > ? > > > > Can you also confirm that now in 4.2, since snaphost are really a > > snapshots, they are not moved to secondary storage, but exist localy > > on the primary storage next to the original image they were created > > from (I can see this with lsof and qemu-img info). > > > > Thanks > > > > > > On 13 December 2013 17:21, Geoff Higginbottom < > > geoff.higginbot...@shapeblue.com> wrote: > > > > > You don’t need to copy Public Templates from S1 to S2 if they have > > > both been on line as Public Templates are always copied to every sec > > > storage in the zone > > > > > > Regards > > > > > > Geoff Higginbottom > > > > > > D: +44 20 3603 0542 | S: +44 20 3603 0540 | M: +447968161581 > > > > > > geoff.higginbot...@shapeblue.com > > > > > > -----Original Message----- > > > From: Andrija Panic [mailto:andrija.pa...@gmail.com] > > > Sent: 13 December 2013 16:11 > > > To: users@cloudstack.apache.org > > > Subject: Re: Merging/Removing Secondary Storage NFS > > > > > > Just to correct myself: that guide: tells nice job for migrating > > > snapshots. > > > > > > But I'm confused why only private templates should be migrated, why > > > not also the public ones? > > > > > > Quote from the page: > > > *"Note*: You must copy only private templates on Secondary storage > > > host S2 to S1." > > > And the whole guide is about migrating those private templates > > > (these are mostly system VM templates and such) > > > > > > What about public templates? I have predefined some public > > > templates, that as far as I can see, are only storaged on some of my 3 > NFS hosts... > > > ? > > > > > > Thanks > > > > > > > > > > > > On 13 December 2013 16:51, Andrija Panic <andrija.pa...@gmail.com> > > wrote: > > > > > > > HI, > > > > > > > > anyone has good doc/procedure for removing old NFS (migrate > > > > everything to new NFS server) ? > > > > > > > > I was thinking of editing the database - dump to sql file, search, > > > > replace old IP address with new IP address, and rsync everything > > > > from old NFS to new NFS, keeping the same directory structure. > > > > Then import the edited dump file. > > > > > > > > I also found some Citrix's guide, but that does not seem to > > > > migrate everything (only the system VM templates, as per my > > > > understanding after reading the docs...) > > > > http://support.citrix.com/article/CTX135229 > > > > > > > > Thanks. > > > > > > > > -- > > > > > > > > Andrija Panić > > > > -------------------------------------- > > > > http://admintweets.com > > > > -------------------------------------- > > > > > > > > > > > > > > > > -- > > > > > > Andrija Panić > > > -------------------------------------- > > > http://admintweets.com > > > -------------------------------------- > > > This email and any attachments to it may be confidential and are > > > intended solely for the use of the individual to whom it is addressed. > > > Any views or opinions expressed are solely those of the author and > > > do not necessarily represent those of Shape Blue Ltd or related > > > companies. If you are not the intended recipient of this email, you > > > must neither take any action based upon its contents, nor copy or > > > show it to anyone. Please contact the sender if you believe you have > > > received this email in error. Shape Blue Ltd is a company > > > incorporated in England & Wales. ShapeBlue Services India LLP is a > > > company incorporated in India and is operated under license from > > > Shape Blue Ltd. Shape Blue Brasil Consultoria Ltda is a company > > > incorporated in Brasil and is operated under license from Shape Blue > > > Ltd. ShapeBlue is a > > registered trademark. > > > > > > > > > > > -- > > > > Andrija Panić > > -------------------------------------- > > http://admintweets.com > > -------------------------------------- > > This email and any attachments to it may be confidential and are > > intended solely for the use of the individual to whom it is addressed. > > Any views or opinions expressed are solely those of the author and do > > not necessarily represent those of Shape Blue Ltd or related > > companies. If you are not the intended recipient of this email, you > > must neither take any action based upon its contents, nor copy or show > > it to anyone. Please contact the sender if you believe you have > > received this email in error. Shape Blue Ltd is a company incorporated > > in England & Wales. ShapeBlue Services India LLP is a company > > incorporated in India and is operated under license from Shape Blue > > Ltd. Shape Blue Brasil Consultoria Ltda is a company incorporated in > > Brasil and is operated under license from Shape Blue Ltd. ShapeBlue is a > registered trademark. > > > > > > -- > > Andrija Panić > -------------------------------------- > http://admintweets.com > -------------------------------------- > This email and any attachments to it may be confidential and are intended > solely for the use of the individual to whom it is addressed. Any views or > opinions expressed are solely those of the author and do not necessarily > represent those of Shape Blue Ltd or related companies. If you are not the > intended recipient of this email, you must neither take any action based > upon its contents, nor copy or show it to anyone. Please contact the sender > if you believe you have received this email in error. Shape Blue Ltd is a > company incorporated in England & Wales. ShapeBlue Services India LLP is a > company incorporated in India and is operated under license from Shape Blue > Ltd. Shape Blue Brasil Consultoria Ltda is a company incorporated in Brasil > and is operated under license from Shape Blue Ltd. ShapeBlue is a > registered trademark. >
