[ovirt-users] Re: Shrink iSCSI Domain

On 12/27/20 12:15 PM, Vinícius Ferrão via Users wrote: Hello, Is there any way to reduce the size of an iSCSI Storage Domain? I can’t seem to figure this myself. It’s probably unsupported, and the path would be create a new iSCSI Storage Domain with the reduced size and move the virtual disks

[ovirt-users] Re: CentOS 8 is dead

On 12/8/20 2:20 PM, Michael Watters wrote: This was one of my fears regarding the IBM acquisition.  I guess we can't complain too much, it's not like anybody *pays* for CentOS.  :) Yes, but this greatly limits oVirt use to temporal dev labs only. Maybe oVirt should look into what it would

[ovirt-users] Re: Another illegal disk snapshot problem!

On 12/8/20 5:30 AM, Magnus Isaksson wrote: Hi We have the same issue as you, and we are also using vProtect. I have no solution, but I'm very interested in how to address this. Some VM:s we do have managed to remove the illegal snapshots after changing storage for the VM:s disks, but we have

[ovirt-users] Re: Improve glusterfs performance

On 10/28/20 12:46 PM, supo...@logicworks.pt wrote: I think I have a problem in a Nic of one host. This host is the SPM That's probably why the gluster is slow! how can I change SPM to other host, by increasing SPM priority to high? On a different host in the cluster just select it to be the

[ovirt-users] Re: Migrate VMs from oVirt (3.5) to oVirt (4.4)

On 7/29/20 4:19 PM, Ian Easter wrote: Hey folks, What is the proper course of action to migrate VMs managed by and older oVirt instance into a new oVirt instance? Assuming this was the best case to upgrade due to the age of the older instance. This one it tough. AFAIK, you have to upgrade

[ovirt-users] Re: teaming vs bonding

On 6/10/20 1:30 PM, Diggy Mc wrote: Does 4.4.x support adapter teaming? If yes, which is preferred, teaming or bonding? (just an informational post) Linux (not necessarily oVirt), supports various "bond modes", see:

[ovirt-users] Re: Virtual machine replica - DR

On 4/26/20 4:19 PM, ccesa...@blueit.com.br wrote: Hello, Does someone know any tool/method to replicate the VMS from a "Production" Cluster to "Secondary" Cluster, to provide a DR solution without Storage replication dependency or Gluster Storage. Like Veeam, Zerto toosl do with other

[ovirt-users] Re: EqualLogic SAN controller switchover

This might help. https://www.dell.com/community/EqualLogic/Linux-multipath-conf-Multipathd/td-p/5113421 What the first poster said about Dell's recommendations are accurate (I'm a long time Equallogic user) On 2/27/20 12:34 PM, eev...@digitaldatatechs.com wrote: I worked with Equalogic in

[ovirt-users] Re: EqualLogic SAN controller switchover

Equallogic since they are active passive only, it can be a pretty long pause. Dell recommends setting your path params to allow for 1 minute. (btw, there's a reason why Equallogic is dead now) On 2/27/20 10:59 AM, Chris Adams wrote: How well does oVirt handle an EqualLogic SAN controller

[ovirt-users] Re: Windows Sluggish Performance

I tend to VNC my Windows VMs, including server. Last one I tested was 2019 Server, seemed to work ok. On 12/3/19 1:19 PM, Vijay Sachdeva wrote: Anyone? On Tue, 3 Dec 2019 at 11:21 PM, Vijay Sachdeva mailto:vijay.sachd...@indiqus.com>> wrote: Hello Everyone, I managed to install

[ovirt-users] Re: Hardware Used

On 7/17/19 8:23 AM, Strahil wrote: As far as I know several orgs  are  using AMD Ryzen CPUs with oVirt. Ryzen CPUs are quite nice from price/performance perspective. While this may be true, today, in 99% (because if you're running the new Ryzens there are a select few and I mean few,

[ovirt-users] oVirt 3.6: Node went into Error state while migrations happening

On the node in question, the metadata isn't coming across (state) wise. It shows VMs being in an unknown state (some are up and some are down), some show as migrating and there are 9 forever hung migrating tasks. We tried to bring up some of the down VMs that had a state of Down, but that

[ovirt-users] Re: Graphics performance and Windows VM

On 6/26/19 9:21 AM, Ciro Iriarte wrote: Hello!, I'm wondering what would be a good fit for decent graphics performance on Windows 10/2016/2019 + oVirt/KVM. Is there some kind of offloading with SPICE?, should I use RDP instead?, will vGPU backed by Nvidia cards help somehow?. The idea is to

[ovirt-users] Re: Windows Server 2019 Drivers

Just saying, but I tested Server 2019 (months ago) under our oVirt 3.6 with virt drivers...and everything went fine. I took it all down after testing.  Just saying there should be a way to have this work in newer versions of oVirt. On 5/22/19 11:19 AM, Timmi wrote: Hi, the easiest would be

[ovirt-users] Re: All Windows vms report "Actual timezone in guest doesn't match configuration"

On 5/7/19 12:04 PM, Tomáš Golembiovský wrote: On Tue, 07 May 2019 13:43:03 - mich...@wanderingmad.com wrote: I wonder if it's something that has changed in server 2016 / server 2019? I haven't loaded server 2012 in over a year. I tried also with Windows 10 (not Server I admit) and EST

[ovirt-users] Re: virsh edit vm not saving after reboot

On 3/28/19 6:22 PM, Dev Ops wrote: Figured out that Ovirt doesn't allow for virsh to edit XML files and have them be persistent through reboots. I needed to edit the SMBIOS settings in an XML of a VM. Once the VM is off the XML is gone. VDSM apparently builds the XML's out on boot up. To get

[ovirt-users] Re: How to import from another oVirt / RHV environment

On 1/17/19 8:49 AM, Gianluca Cecchi wrote: Hello, I have two different oVirt 4.2 environments and I want to migrate some big VMs from one to another. I'm not able to detach and attach the block based domain where are the disks of source. And I cannot use export domain functionality. The

[ovirt-users] Re: Which option is best for storage?

Somebody recommended NFS?  Interesting. Use iSCSI or FC.  They work. On 1/4/19 3:30 PM, Fabrice Bacchella wrote: It works with SAN on SAS too, with a cost between iSCSI and FC. Le 4 janv. 2019 à 08:31, ge...@pdclouds.com.au a écrit : Hi, Which is the preferred option for connecting oVirt

[ovirt-users] Re: Replicated storage gets erased when added to new environment.

nput/output error'))" It is my opinion that my problem now is that since the data domain was not properly detached before replication, that my replicated storage will not attach because of some "lock" on the storage domain?Is that what this error means or am I missing the mark com

[ovirt-users] Re: Replicated storage gets erased when added to new environment.

Normally a "replicate" or RAID 1 style scenario is handled by a SAN frontend (like IBM's SVC) or some other mirroring mechanism that presents an abstracted mirrored LUN as a Storage Domain to oVirt. So, the answer lies with your storage supplier and/or SAN abstractor. With that said, reading

[ovirt-users] Re: Local disk RAID best practices (HW vs SW RAID)

On 10/18/18 11:00 AM, Vinícius Ferrão wrote: Hello, I’m RAIDing the local hypervisor disks. I’m aware that in some scenarios this isn’t even needed. But I would like to know which is the best practice in this scenario: Hardware RAID from a cheap Dell H330 controller, or just leave the

[ovirt-users] Re: iSCSI multipath with Dell Compellent

On 10/02/2018 10:10 AM, Bernhard Dick wrote: Hi, Am 02.10.2018 um 16:59 schrieb Christopher Cox: You usually have to specify that the LUN has to be accessible to multiple systems (e.g. like a clustered filesystem would).  It's not unusual for a system to default to allowing only one initiator

[ovirt-users] Re: iSCSI multipath with Dell Compellent

Let me also add... make sure your LUN masking allows all nodes to see them. On 10/02/2018 09:59 AM, Christopher Cox wrote: You usually have to specify that the LUN has to be accessible to multiple systems (e.g. like a clustered filesystem would).  It's not unusual for a system to default

[ovirt-users] Re: iSCSI multipath with Dell Compellent

You usually have to specify that the LUN has to be accessible to multiple systems (e.g. like a clustered filesystem would). It's not unusual for a system to default to allowing only one initiator to connect. On 10/02/2018 05:51 AM, Bernhard Dick wrote: Hi, I'm trying to achieve iSCSI

[ovirt-users] Re: vm names export

This doesn't use the SDK and I'm not sure if it works with 4.x, but posting anyway: https://endlessnow.com/ten/Source/oVirtVMInfo-py.txt On 09/24/2018 10:08 AM, Budur Nagaraju wrote: Below is the script and getting error while executing. #!/usr/bin/env python # -*- coding: utf-8 -*-

[ovirt-users] Re: vm names export

Outside of the API, maybe something like this still works: ovirt-shell -E 'list vms' On 09/21/2018 10:16 AM, Budur Nagaraju wrote: Hi I didn't understand, could you please help me on that ? Thanks, Nagaraju On Fri, Sep 21, 2018 at 8:28 PM Sandro Bonazzola >

[ovirt-users] Re: unable to create iSCSI storage domain

On 06/22/2018 10:20 AM, Bernhard Dick wrote: Hi, I've a problem creating an iSCSI storage domain. My hosts are running the current ovirt 4.2 engine-ng version. I can detect and login to the iSCSI targets, but I cannot see any LUNs (on the LUNs > Targets page). That happens with our storage

[ovirt-users] Re: FC Storage

On 06/12/2018 01:04 PM, Carlos Cesario wrote: Hi Folks, Could someone could suggest me what is the best way to usage FC Storage with oVirt ? Is there any wayt to create DataStorage like "VMware" with Luns? Or need I usage the LUNS as VM disks!? Sorry by compare with VMware, but 

[ovirt-users] Re: [ANN] oVirt 4.2.4 Second Release Candidate is now available

On 05/31/2018 11:55 AM, Karli Sjöberg wrote: Den 31 maj 2018 17:57 skrev Christopher Cox : I found some humor in the signature... so, my own spin. TRIED (by a few). TESTED (a bit). TRUSTED (for now). Hah, that is awesome, LOL! :) Nothing negative towards any devs, I know you do

[ovirt-users] Re: [ANN] oVirt 4.2.4 Second Release Candidate is now available

I found some humor in the signature... so, my own spin. TRIED (by a few). TESTED (a bit). TRUSTED (for now). (sort of the FOSS mantra, you know?) ___ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-le...@ovirt.org Privacy

[ovirt-users] Re: VM interface bonding (LACP)

In the ideal case, what you'd have: | Single virtio virtual interface | VM Host Switch stack | |--- 4x 1Gbit interfaces bonded over LACP The change: virtio instead of "1 Gbit" You can't get blood from a stone, that is, you

Re: [ovirt-users] oVirt KVM Guest Definition: How to read these from within a virtual machine?

If you just have to have to query the engine, you could always make a rest query to the engine (if that's https visible to the VM). On 04/16/2018 05:06 PM, Doug Ingham wrote: Err...by reading the hardware specs in the standard manner? eg. dmidecode, etc. On 15 April 2018 at 01:28, TomK

Re: [ovirt-users] oVirt Node Resize tool for local storage

On 03/28/2018 01:37 AM, Pavol Brilla wrote: Hi AFAIK ext4 is not supporting online shrinking of filesystem, to shrink storage you would need to unmount filesystem, thus it is not possible to do with VM online. Correct. Just saying it's not possible at all with XFS, be that online or

Re: [ovirt-users] vdi over wan optimation

On 03/27/2018 10:10 AM, Andreas Huser wrote: Hi, i have a question about vdi over wan. The traffic is very high when i look videos or online streams. 100% of my capacity of Internet Bandwidth is used. Does anyone an idea how can i optimise spice for wan? You can always look into QoS, but

Re: [ovirt-users] Which hardware are you using for oVirt

On 03/24/2018 03:33 AM, Andy Michielsen wrote: Hi all, Not sure if this is the place to be asking this but I was wondering which hardware you all are using and why in order for me to see what I would be needing. I would like to set up a HA cluster consisting off 3 hosts to be able to run 30

Re: [ovirt-users] Any monitoring tool provided?

On 03/21/2018 10:41 PM, Terry hey wrote: Dear all, Now, we can just read how many storage used, cpu usage on ovirt dashboard. But is there any monitoring tool for monitoring virtual machine time to time? If yes, could you guys give me the procedure? A possible option, for a full OS with

Re: [ovirt-users] dns vm and ovirt

On 03/16/2018 12:28 PM, Nathanaël Blanchet wrote: Thanks for precious advices! So  it means that people who thought about hosted engine feature didn't get into your philosophy of running the engine into a second datacenter Again, strictly a "risk" thing. Hosted engine is by definition a

Re: [ovirt-users] dns vm and ovirt

On 03/16/2018 07:58 AM, Nathanaël Blanchet wrote: Hi all, I'd need some piece of good practice about dealing a DNS server in or out of ovirt. Until now we never wanted to integrate the DNS vm into ovirt because of the strong dependency. if the DNS server fails for any reason, it becomes

Re: [ovirt-users] Quick question about oVirt 3.6 and vdsm log in DEBUG mode (apprently by default??)

On 03/14/2018 09:10 AM, Christopher Cox wrote: On 03/14/2018 01:34 AM, Yaniv Kaul wrote: On Mar 13, 2018 11:48 PM, "Christopher Cox" <c...@endlessnow.com <mailto:c...@endlessnow.com>> wrote: ...snip...     What we are seeing more and more is that if we do an

Re: [ovirt-users] Quick question about oVirt 3.6 and vdsm log in DEBUG mode (apprently by default??)

On 03/14/2018 01:34 AM, Yaniv Kaul wrote: On Mar 13, 2018 11:48 PM, "Christopher Cox" <c...@endlessnow.com <mailto:c...@endlessnow.com>> wrote: ...snip... What we are seeing more and more is that if we do an operation like expose a new LUN and configur

[ovirt-users] Quick question about oVirt 3.6 and vdsm log in DEBUG mode (apprently by default??)

We're running oVirt 3.6 on 9 Dell Blades but with just two fairly fat fabrics, one for LAN stuff, ovirtmgmt and one for iSCSI to the storage domains. 15 VM Storage Domains iSCSI has 4 paths going through a 40Gbit i/o blade to switch 115 VMs or thereabouts 9 VLANS, sharing an i/o blade with

Re: [ovirt-users] Tape Library!

On 03/08/2018 12:43 AM, Nasrum Minallah Manzoor wrote: Hi, I need help in configuring Amanda backup in virtual machine added to ovirt node! How can I assign my FC tape library (TS 3100 in my case) to virtual machine! I know at one time there was an issue created to make this work through

Re: [ovirt-users] Start VM automatically

On 02/26/2018 05:33 PM, Fabrice SOLER wrote: Hi Hanson, Thank you for your answer, but the routeur is a VM. So I need that this VM start without the engine. It has to start when the node start (after a power failure). Only when the routeur will be up, I will be able to manage the node and

Re: [ovirt-users] VM with "a lot" of disks : OK ?

On 02/21/2018 08:38 AM, spfma.t...@e.mail.fr wrote: Hi, Is there any kind of penalty or risk using something like a dozen of separate disks for a VM stored on a NFS datastore ? Regards I don't use NFS, we use iSCSI SAN, but we have some hosts with that many disks (or more).

Re: [ovirt-users] Unable to put Host into Maintenance mode

On 02/15/2018 11:10 AM, Michal Skrivanek wrote: ..snippity... with regards to oVirt 3.5 that’s a really old version…. I know I'll catch heat for this, but by "old" you mean like December of 2015? Just trying put things into perspective. Thus it goes with the ancient and decrepit Red Hat

Re: [ovirt-users] ovirt 3.6, we had the ovirt manager go down in a bad way and all VMs for one node marked Unknown and Not Reponding while up

Answering my own post... a restart of vdsmd on the affected blade has fixed everything. Thanks everyone who helped. On 02/05/2018 10:02 AM, Christopher Cox wrote: Forgive the top post.  I guess what I need to know now is whether there is a recovery path that doesn't lead to total loss

Re: [ovirt-users] ovirt 3.6, we had the ovirt manager go down in a bad way and all VMs for one node marked Unknown and Not Reponding while up

ill not be able to recover these VMs, even though they are "up" right now. I really need some way to force oVirt into an integral state, even if it means we take the whole thing down. Possible? On 01/25/2018 06:57 PM, Christopher Cox wrote: On 01/25/2018 04:57 PM, Douglas Landgra

Re: [ovirt-users] Move Export Domain across web via NFS verses Rsync Image

On 01/30/2018 05:10 PM, Matt Simonsen wrote: Hello all, We have a several oVirt data centers mostly using oVirt 4.1.9 and NFS backed storage. I'm planning a move for what will eventually be an exported VM, from one physical location to another one. Is there any reason it would be

Re: [ovirt-users] Bad hd? or?

checked /etc/mtab ? On 01/26/2018 06:10 PM, Alex Bartonek wrote: I'm stumped. I powercycled my server on accident and I cannot mount my data drive.  I was getting buffer i/o errors but finally was able to boot up by disabling automount in fstab. I cannot mount my ext4 drive.   Anything

Re: [ovirt-users] Has meltdown impacted glusterFS performance?

Does it matter? This is just one of those required things. IMHO, most companies know there will be impact, and I would think they would accept any informational measurement after the fact. There are probably only a few cases where timing is so limited to where a skew would matter. Just

Re: [ovirt-users] ovirt 3.6, we had the ovirt manager go down in a bad way and all VMs for one node marked Unknown and Not Reponding while up

On 01/25/2018 04:57 PM, Douglas Landgraf wrote: On Thu, Jan 25, 2018 at 5:12 PM, Christopher Cox <c...@endlessnow.com> wrote: On 01/25/2018 02:25 PM, Douglas Landgraf wrote: On Wed, Jan 24, 2018 at 10:18 AM, Christopher Cox <c...@endlessnow.com> wrote: Would restarting vdsm

Re: [ovirt-users] ovirt 3.6, we had the ovirt manager go down in a bad way and all VMs for one node marked Unknown and Not Reponding while up

On 01/25/2018 02:25 PM, Douglas Landgraf wrote: On Wed, Jan 24, 2018 at 10:18 AM, Christopher Cox <c...@endlessnow.com> wrote: Would restarting vdsm on the node in question help fix this? Again, all the VMs are up on the node. Prior attempts to fix this problem have left the node in a

Re: [ovirt-users] ovirt 3.6, we had the ovirt manager go down in a bad way and all VMs for one node marked Unknown and Not Reponding while up

h, we're running all of this in production. So, watching it all go down isn't the best option for us. Any advice is welcome. On 01/23/2018 03:58 PM, Christopher Cox wrote: Like the subject says.. I tried to clear the status from the vm_dynamic for a VM, but it just goes back to 8. Any hints on ho

[ovirt-users] ovirt 3.6, we had the ovirt manager go down in a bad way and all VMs for one node marked Unknown and Not Reponding while up

Like the subject says.. I tried to clear the status from the vm_dynamic for a VM, but it just goes back to 8. Any hints on how to get things back to a known state? I tried marking the node in maint, but it can't move the "Unknown" VMs, so that doesn't work. I tried rebooting a VM, that

Re: [ovirt-users] Best practice for iSCSI storage domains

On 12/07/2017 01:10 AM, Richard Chan wrote: What is the best practice for iSCSI storage domains: Many small targets vs a few large targets? Specific example: if you wanted a 8TB storage domain would you prepare a single 8TB LUN or (for example) 8 x 1 TB LUNs. There's no "best" answer for

Re: [ovirt-users] Convert local storage domain to shared

On 11/29/2017 09:39 AM, Demeter Tibor wrote: Dear Users, We have an old ovirt3.5 install with a local and a shared clusters. Meanwhile we created a new data center, that based on 4.1 and it use only shared infrastructure. I would like to migrate an big VM from the old local datacenter to our

Re: [ovirt-users] How is everyone performing backups?

On 10/27/2017 10:27 AM, Wesley Stewart wrote: Originally, I used a script I found on github, but since updating I can't seem to get that to work again. I was just curious if there were any other more elegant type solutions? I am currently running a single host and local storage, but I would

Re: [ovirt-users] engine randomly updated 1 package on all my hosts overnight

On 09/17/2017 02:00 AM, Yedidyah Bar David wrote: On Fri, Sep 15, 2017 at 5:12 PM, Charles Kozler wrote: Hello - Can anyone just briefly tell me if this is expected behavior or not? I know you can tell the engine to update hosts, but nobody was using the engine and I

Re: [ovirt-users] ovirt high points

On 09/07/2017 04:06 PM, Dan Yasny wrote: On Thu, Sep 7, 2017 at 5:04 PM, Christopher Cox <c...@endlessnow.com <mailto:c...@endlessnow.com>> wrote: Not to defend VMware too much, but if you buy certified HW for VMware, I've never had the purple screen of death. Wi

Re: [ovirt-users] ovirt high points

On 09/07/2017 03:49 PM, Michael Kleinpaste wrote: ...snippity di do da... really, so purchasing VMware just doesn't make sense. We've also found VMware to not be as stable as oVirt. Our initial oVirt system has been running for about 3-4 years (I'd have to look at the ticket to get the

Re: [ovirt-users] ovirt high points

On 09/07/2017 06:33 AM, david caughey wrote: Hi Folks, I'm giving a demo of our new 3 node oVirt deployment next week and am looking for some high points that I can give to the Managers that will be a sell point. Could be hard to sell. It's not like VMware (all in all) is deficient

Re: [ovirt-users] Cloning VM on a different data domain than master

On 08/22/2017 07:20 AM, Yohan JAROSZ wrote: Dear list, When cloning a VM, is it possible to select the data domain to which it would clone. I have two data domains attached to my cluster and it automatically clone the VM to the master one. Clones are not copies, but rather built using

Re: [ovirt-users] chrony or ntp ?

On 06/11/2017 04:19 AM, Fabrice Bacchella wrote: Le 10 juin 2017 à 22:21, Michal Skrivanek a écrit : On 09 Jun 2017, at 15:48, Fabrice Bacchella wrote: People might be suprised. I'm currently trying to understand what chrony did to my

Re: [ovirt-users] NAS for oVirt

On 12/23/2016 04:45 PM, rightkicktech.gmail.com wrote: Hi Mikhail, Thank you for your suggestion. Have you had any performance issues with freenas? It has been mentioned on some blogs that freenas might have performance issues. Not sure why. A clean Centos with NFS sounds ok also. What do you

Re: [ovirt-users] Ovirt-Engine VM

On 06/20/2016 04:41 AM, Carlos García Gómez wrote: Hello, I have just arrived and I have the first question. The oVirt-engine + It can be a physical server? Yes (ours is physical) + It can be a virtual machine? Yes - Do it run under oVirt or can it run under other platforms like

[ovirt-users] On 3.6.6, tried doing a live VM storage migration... didn't work

In our old 3.4 ovirt, I know I've migrated storage on live VMs and everything seemed to work. However on 3.6.6, I tried this and I saw the warning about moving storage on a live VM (it wasn't doing much of anything) and I went ahead and migrated the storage from one storage domain to another.

Re: [ovirt-users] Need to clear domain Export already exists in an ovirt (3.5)

On 12/03/2015 08:55 AM, Eli Mesika wrote: - Original Message - From: c...@endlessnow.com To: users@ovirt.org Sent: Wednesday, December 2, 2015 11:02:25 PM Subject: [ovirt-users] Need to clear domain Export already exists in an ovirt (3.5) Our ovirt 3.5 host thinks it has an export

Re: [ovirt-users] schedule a VM backup in ovirt 3.5

On 10/22/2015 10:46 PM, Indunil Jayasooriya wrote: ... Hmm, *How to list the sanphot? * *how to backup the VM with snapshot? * *finally , how to remove this snapshot? * Then. I think it will be OVER. Yesterday, I tried a lot. but, NO success. Hope to hear from you. Not exactly "help" but

Re: [ovirt-users] Is a dedicated oVirt mgmt VLAN still needed for oVirt host nodes?

On 09/15/2015 03:28 PM, Gianluca Cecchi wrote: Il 15/Set/2015 05:10, > ha scritto: > > We have an oVirt environment that I inherited. One is running 3.4.0 and > one is running 3.5.0. > > Seem in both cases the prior administrator stated