I meant to push the developers to do it. :) -- Sent from the Delta quadrant using Borg technology!
Nux! www.nux.ro ----- Original Message ----- > From: "Andrija Panic" <andrija.pa...@gmail.com> > To: users@cloudstack.apache.org > Sent: Friday, 31 October, 2014 15:35:20 > Subject: Re: XenServer > Nux, I agree that we need to push that - but since I'm not a develoepr, no > reall use of me :) If I need to push somewhere, just let me know. > Anyway, user want a single click SNAPSHOT - and an option for revert - > talking about public cloud.... > > Cheers > > On 31 October 2014 16:18, Nux! <n...@li.nux.ro> wrote: > >> Andrija, >> >> AFAIK you can't snapshot all the volumes in the exact same moment, but I >> am not sure if it really needed in your case. >> VM snapshot it's what you would need, only supported for Xenserver and >> VMware; we need to push for VM snapshot for KVM as well, I know it's >> possible as I have done it manually with "virsh". >> >> There are different ways around a problem though, if you are running mysql >> with innodb for example you could just do a mysqldump (with >> --single-transaction to avoid locking the tables). >> >> HTH >> Lucian >> >> -- >> Sent from the Delta quadrant using Borg technology! >> >> Nux! >> www.nux.ro >> >> ----- Original Message ----- >> > From: "Andrija Panic" <andrija.pa...@gmail.com> >> > To: users@cloudstack.apache.org >> > Sent: Friday, 31 October, 2014 15:10:26 >> > Subject: Re: XenServer >> >> > Nux, >> > >> > I understand this - but a question for you - you have i.e. 3 volumes >> > attached to a VM - how do you snapshot those and make sure they are >> > snapshoted in the EXACT same moment, to preserve data integrity of the >> data >> > inside VM - you have i.e. database files on 1 volume, database logs on >> > another. >> > >> > This is a reall question, not kidding ? What I know, you can turnoff VM, >> > and then snapshot one by one - but this is not the goal of the >> > snapshotting... >> > ? >> > >> > Thanks >> > >> > >> > >> > On 31 October 2014 16:06, Nux! <n...@li.nux.ro> wrote: >> > >> >> Andrija, >> >> >> >> You can still do volume snapshotting with KVM, works fine. >> >> >> >> >> http://www.nux.ro/archive/2014/01/Taking_KVM_volume_snapshots_with_Cloudstack_4_2_on_CentOS_6_5.html >> >> >> >> All we need is a way to quickly restore the volume, some guys at >> leaseweb >> >> were working on something like this, hope to see this feature in future >> >> versions. >> >> >> >> -- >> >> Sent from the Delta quadrant using Borg technology! >> >> >> >> Nux! >> >> www.nux.ro >> >> >> >> ----- Original Message ----- >> >> > From: "Andrija Panic" <andrija.pa...@gmail.com> >> >> > To: users@cloudstack.apache.org >> >> > Sent: Friday, 31 October, 2014 09:37:49 >> >> > Subject: Re: XenServer >> >> >> >> > My vote also for KVM snapshooting - having all the nice fetaures, but >> >> > without basic virtualization stuff like snapshotting - it simply >> drives >> >> me >> >> > and our client nuts... >> >> > >> >> > On 31 October 2014 10:03, Andrei Mikhailovsky <and...@arhont.com> >> wrote: >> >> > >> >> >> Is there a feature request for this support or should we open one? I >> >> would >> >> >> like to see this implemented for KVM. >> >> >> >> >> >> Andrei >> >> >> ----- Original Message ----- >> >> >> >> >> >> > From: "Nux!" <n...@li.nux.ro> >> >> >> > To: users@cloudstack.apache.org >> >> >> > Sent: Thursday, 30 October, 2014 11:25:10 PM >> >> >> > Subject: Re: XenServer >> >> >> >> >> >> > Andrei, I am hopeful the next incarnation of XenServer will be much >> >> >> > better/modern, with support for CEPH, GlusterFS etc. >> >> >> >> >> >> > Re KVM snapshotting, KVM can do live snapshots of the >> volumes+memory >> >> >> > (you can do it with "virsh"), but ACS doesn't support it; forgot >> >> >> > why. >> >> >> >> >> >> > Lucian >> >> >> >> >> >> > -- >> >> >> > Sent from the Delta quadrant using Borg technology! >> >> >> >> >> >> > Nux! >> >> >> > www.nux.ro >> >> >> >> >> >> > ----- Original Message ----- >> >> >> > > From: "Andrei Mikhailovsky" <and...@arhont.com> >> >> >> > > To: users@cloudstack.apache.org >> >> >> > > Sent: Thursday, 30 October, 2014 21:24:06 >> >> >> > > Subject: Re: XenServer >> >> >> >> >> >> > > I would happily switch to XenServer once they will have ceph >> >> >> > > support. I do >> >> >> > > prefer XenServer and the feature list of ACS + XenServer is a bit >> >> >> > > better. >> >> >> > > >> >> >> > > It sucks not having proper snapshotting in KVM where one can >> create >> >> >> > > the whole vm >> >> >> > > snapshot (volumes + memory) very quickly without the need to >> bother >> >> >> > > snapshotting every volume and wait for ages. >> >> >> > > >> >> >> > > Andrei >> >> >> > > ----- Original Message ----- >> >> >> > > >> >> >> > >> From: "motty cruz" <motty.c...@gmail.com> >> >> >> > >> To: users@cloudstack.apache.org >> >> >> > >> Sent: Thursday, 30 October, 2014 8:43:32 PM >> >> >> > >> Subject: Re: XenServer >> >> >> > > >> >> >> > >> I am no expert by any means but my personal opinion, I really >> like >> >> >> > >> XenServer a lot better. I have a cluster of about 5 machines >> >> >> > >> running >> >> >> > >> KVM, >> >> >> > >> ACS 4.3. I unable to do snapshot, migrating VMs from one host to >> >> >> > >> another >> >> >> > >> takes a long time. I had a very bad experience with "Balloon >> >> >> > >> driver", >> >> >> > >> I am >> >> >> > >> traumatize using KVM. >> >> >> > > >> >> >> > >> XenServer don't need to install cloudstack agent is already >> >> >> > >> integrated. I >> >> >> > >> am very happy with XenServer. I still need to work out a few >> >> >> > >> lingering >> >> >> > >> issues but thus far am a happy person. >> >> >> > > >> >> >> > >> Thanks, >> >> >> > >> -Motty >> >> >> > > >> >> >> > >> On Thu, Oct 30, 2014 at 1:15 PM, Andrei Mikhailovsky >> >> >> > >> <and...@arhont.com> >> >> >> > >> wrote: >> >> >> > > >> >> >> > >> > I wold love to see the ability to do proper snapshotting on >> KVM. >> >> >> > >> > XenServer >> >> >> > >> > does it so much better! >> >> >> > >> > >> >> >> > >> > ----- Original Message ----- >> >> >> > >> > >> >> >> > >> > > From: "Vladimir Melnik" <v.mel...@uplink.ua> >> >> >> > >> > > To: users@cloudstack.apache.org >> >> >> > >> > > Sent: Thursday, 30 October, 2014 8:09:17 PM >> >> >> > >> > > Subject: RE: XenServer >> >> >> > >> > >> >> >> > >> > > Oh, thank you so much, folks, for your replies on this >> topic! >> >> >> > >> > > Now >> >> >> > >> > > I >> >> >> > >> > > understand that I shouldn't migrate to XenServer, as I >> already >> >> >> > >> > > have >> >> >> > >> > > a bunch of hosts running KVM and it really won't be a good >> >> >> > >> > > idea >> >> >> > >> > > to >> >> >> > >> > > bread such a zoo. >> >> >> > >> > >> >> >> > >> > > The only thing that makes me feel envy is an ability to >> change >> >> >> > >> > > configuration of a virtual machine without restarting it. >> As I >> >> >> > >> > > know, >> >> >> > >> > > KVM doesn't support it yet, am I right? Other XenServer >> >> >> > >> > > features >> >> >> > >> > > don't seem to be so exciting to me :) >> >> >> > >> > >> >> >> > >> > > One more time - thanks to all who have helped me to decide >> not >> >> >> > >> > > to >> >> >> > >> > > do >> >> >> > >> > > something that I would regret. >> >> >> > >> > >> >> >> > >> > > Best regards, >> >> >> > >> > > V. >> >> >> > >> > >> >> >> > > >> >> >> > >> -- >> >> >> > >> Thanks for your support, >> >> >> > > > Motty >> >> >> >> >> > >> >> > >> >> > >> >> > -- >> >> > >> >> > Andrija Panić >> >> > -------------------------------------- >> >> > http://admintweets.com >> >> > -------------------------------------- >> >> >> > >> > >> > >> > -- >> > >> > Andrija Panić >> > -------------------------------------- >> > http://admintweets.com >> > -------------------------------------- >> > > > > -- > > Andrija Panić > -------------------------------------- > http://admintweets.com > --------------------------------------
