[ovirt-users] Re: Alternative Perspective - Re: oVirt alternatives

2022-02-06 Thread Dan Yasny
Alternatively, if all of a sudden a large number of customers show up willing to pay for RHV, the decision to drop it might be reversed. On Sun, 6 Feb 2022, 14:10 David White via Users, wrote: > At the risk of sounding like a Red Hat or IBM fanboy, I have decided to > give Red Hat the benefit

[ovirt-users] Re: RHGS and RHV closing down: could you please put that on the home page?

2022-02-05 Thread Dan Yasny
I've not been part of the ovirt project for 9 years now and have left red hat in 2018, so this isn't insider talk, just pure speculation. However... KubeVirt has been making a splash in the current height-of-fashion platform kubernetes and by extension in openshift. To me it only makes a lot of

[ovirt-users] EMC Unity300 with iSCSI

2021-04-06 Thread Dan Yasny
Hi all, I've got a brand new Unity300 that I'm trying to hook up to a 4.3 setup with iSCSI. The way I have it organized is simple: - each hypervisor has two NICs set to 192.168.10.x and 192.168.20.x - the SAN has 4 ports on each controller (A and B), amounting to 8 portal IPs I can log into.

[ovirt-users] Re: Commvault

2021-03-09 Thread Dan Yasny
I'd be looking at storware, they are very rhv specific On Tue., Mar. 9, 2021, 19:16 Colin Coe, wrote: > Hi all > > My workplace is considering replacing Arcserve (which has been terrible) > with Commvault. > > Our virtualisation is a mix of about 95% RHV and 5% HyperV. We have a > handful of

[ovirt-users] Re: Small SAN suggestions?

2021-02-17 Thread Dan Yasny
For a small setup I've used Dell MD3000i (well, 3200i and higher) arrays. Very small and basic but they do the job just fine On Wed, Feb 17, 2021 at 1:27 PM Chris Adams wrote: > I have an oVirt cluster with a significantly oversized SAN for storage > (iSCSI, have 30TB storage but am only using

[ovirt-users] Re: Ovirt VLAN Primer

2021-02-02 Thread Dan Yasny
//www.linkedin.com/in/pojoguy>* > > > On Tue, Feb 2, 2021 at 12:56 PM Dan Yasny wrote: > >> You're trying to mix tagged and untagged traffic. That, iirc, isn't >> supported for security reasons (the untagged network can see all the tagged >> traffic). You can put multi

[ovirt-users] Re: Ovirt VLAN Primer

2021-02-02 Thread Dan Yasny
ost: *10.210.10.18/24 <http://10.210.10.28/24>* > > > Regards, > > David Johnson > > On Tue, Feb 2, 2021 at 12:44 PM Dan Yasny wrote: > >> >> >> On Tue, Feb 2, 2021 at 1:38 PM David Johnson < >> djohn...@maxistechnology.com> wrote: >>

[ovirt-users] Re: Ovirt VLAN Primer

2021-02-02 Thread Dan Yasny
t; 844.696.2947 ext 702 (o) | 479.531.3590 (c) > djohn...@maxistechnology.com > > > [image: Maxis Techncology] <http://www.maxistechnology.com> > www.maxistechnology.com > > > *stay connected <http://www.linkedin.com/in/pojoguy>* > > > On Tue, F

[ovirt-users] Re: Ovirt VLAN Primer

2021-02-02 Thread Dan Yasny
nterface. VMs are plugged into the bridges and their traffic flows through the bridges to the switches. Very simple really, and there was a KB we published about this about a decade ago. > > Thanks! > > David Johnson > > On Tue, Feb 2, 2021 at 9:16 AM Dan Yasny wrote: > >>

[ovirt-users] Re: Ovirt VLAN Primer

2021-02-02 Thread Dan Yasny
On Tue, Feb 2, 2021 at 10:06 AM David Johnson wrote: > Good morning Ales, > > Thank you for your response. > > At this point, while I believe I have marked the networks as required, I > am hesitant to assume that they are marked because I don't understand for > sure which pieces I don't

[ovirt-users] Re: Cannot upload image

2020-04-07 Thread Dan Yasny
o-uploader to > upload an image to an iso domain. > > > > *Jacob Green* > > Container Platform Engineer > > EMIT | APPS | Modern Apps & Platforms > > ExxonMobil Information Technology > > 1735 Hughes Landing Blvd, The Woodlands, TX 77381 | TEL:+1-832-624-4348 &g

[ovirt-users] Re: Cannot upload image

2020-04-07 Thread Dan Yasny
Is that block or file storage? On Tue, Apr 7, 2020 at 1:38 PM Green, Jacob Allen /C < jacob.a.gr...@exxonmobil.com> wrote: >Hello, I am in a precarious situation where I need to > upload an image to the storage domain, I understand that normally you would > achieve this via the

[ovirt-users] Re: Either allow 2 CD-ROM's or selectable *.vfd Floppy Images from Storage via Run Once other than from deprcated ISO-Storage

2019-08-12 Thread Dan Yasny
You do not need two CDROMs, you need only one, and when you need to load the drivers, simply change, load and change again On Mon, Aug 12, 2019 at 6:59 AM Ralf Schenk wrote: > Hello, > > when Installing Windows VM's on Ovirt we need either 2 CD-ROM's attached > as ISO Files (Installer ISO and

[ovirt-users] Re: oVirt impersonation and sessions

2018-11-26 Thread Dan Yasny
Maybe if you could tell us what you are trying to do or achieve, we might give you the answers directly On Mon, Nov 26, 2018 at 3:18 AM Anastasiya Ruzhanskaya < anastasiya.ruzhansk...@frtk.ru> wrote: > Hello everyone! > > I wanted to find out how the impersonation technique used in oVirt works?

[ovirt-users] Re: Suggestion: Addition of a one-off PXE boot option in the "Edit Virtual Machine > Boot Options" section

2018-09-29 Thread Dan Yasny
Have you tried the 'run once' option? On Sat, Sep 29, 2018, 5:05 PM Zach Dzielinski, wrote: > My current usage of oVirt requires me to switch the boot priorities for > virtual machines from hard disk to pxe fairly often. > > It would be nice to see an option added in that would set a one-off

[ovirt-users] Re: Hiring RHV Data Protection Product Manager

2018-09-24 Thread Dan Yasny
Wow, great to see another company picking up the challenge On Mon, Sep 24, 2018, 1:45 PM Boaz Michaely wrote: > Hi all, > A small community as we are, I hope this is the right place to reach out. > I'm looking for a PM to join my team in Framingham, MA , focusing on > Trilio data protection for

[ovirt-users] Re: Isolated POC

2018-08-13 Thread Dan Yasny
On Mon, Aug 13, 2018 at 4:22 PM Martin Schutte wrote: > Hi there Dan, > > This is another very good suggestion. I am familiar with the RHEV repos, > but not so much the upstream oVirt ones. As the POC is not based on RHEV, I > am going to have to do this for oVirt. > I doubt there is much of a

[ovirt-users] Re: Isolated POC

2018-08-13 Thread Dan Yasny
This has been done for RHEV more times than I care to remember. As simple as creating a local repo and copying it locally with reposync. You might drag in some unneeded extras, but disk space is cheap and time is not. So in short, clone the repos onto a USB drive, bring them to your environment,

Re: [ovirt-users] Assistance needed...

2018-03-12 Thread Dan Yasny
Have you tried installing the guest agent? On Mon, Mar 12, 2018 at 6:39 AM, Nasrum Minallah Manzoor < nasrumminall...@hotmail.com> wrote: > Hi, > > > > I need assistance regarding encircled in red in the attached! How can I > remove the error “The latest guest agent needs to be installed and

Re: [ovirt-users] Before migrating to Ovirt

2018-02-26 Thread Dan Yasny
On Fri, Feb 23, 2018 at 11:33 AM, Tal Bar-Or wrote: > Hello Ovirt users, > > Currently we haveing 4 Xen pools in our organization each pool have 8 > servers. > Due to new 7.3 version change ,we plan to migrate our upcoming 5th pool to > Ovirt, the decision to do POC migration

Re: [ovirt-users] guest ip address not shown on the engine panel - version 4.2.0

2018-02-05 Thread Dan Yasny
Do you have the guest agent installed? On Mon, Feb 5, 2018 at 4:18 PM, maoz zadok wrote: > Hi All, > Is it possible that the "IP addresses" of the guest virtual machine will > be shown? it currently empty. > > [image: Inline image 1] > > > > >

Re: [ovirt-users] QEMU custom bios and machine setup

2018-01-31 Thread Dan Yasny
On Wed, Jan 31, 2018 at 4:51 AM, Harry Mallon wrote: > Hello all, > > Thanks for the tip Dan. I thought I would write up what I did for future > people searching this list. > > I added the QEMU command line hook from github oVirt/vdsm ( >

Re: [ovirt-users] QEMU custom bios and machine setup

2018-01-29 Thread Dan Yasny
With a vdsm hook you can edit the domxml however you want On Jan 29, 2018 12:45 PM, "Harry Mallon" wrote: > Hello all, > > I have only been using oVirt for a couple of weeks, but it is working > well. I can see in Advanced options that I can pick a custom machine >

Re: [ovirt-users] The future of backups in oVirt 4.2+

2018-01-18 Thread Dan Yasny
On Thu, Jan 18, 2018 at 10:15 AM, Yaniv Kaul <yk...@redhat.com> wrote: > > > On Thu, Jan 18, 2018 at 5:08 PM, Dan Yasny <dya...@gmail.com> wrote: > >> If you are using NFS, you might find it easier and more efficient to use >> a solution outside oVirt.

Re: [ovirt-users] The future of backups in oVirt 4.2+

2018-01-18 Thread Dan Yasny
If you are using NFS, you might find it easier and more efficient to use a solution outside oVirt. I've documented an initial attempt at backing up machine images with backy2 at https://dyasny.blogspot.ca/2017/06/exploring-backup-options-for-rhvovirt.html It is harder to do with block storage

Re: [ovirt-users] How to mount/use a shareable disk

2017-11-09 Thread Dan Yasny
On Thu, Nov 9, 2017 at 12:50 PM, Jayme Fall wrote: > I’m playing around with shared disks in ovirt to allow a couple of vm’s to > access the same data. I created a new disk that is shareable and attached > it to one of my CentOS vms but I don’t understand how to actually

Re: [ovirt-users] Help with Power Management network

2017-09-30 Thread Dan Yasny
in some recent versions fencing by the engine was introduced, but I don't have a setup in front of me to verify. On Sep 29, 2017 11:13 PM, "~Stack~" <i.am.st...@gmail.com> wrote: > On 09/29/2017 05:31 PM, Dan Yasny wrote: > > You need more than one host for power managem

Re: [ovirt-users] Help with Power Management network

2017-09-29 Thread Dan Yasny
You need more than one host for power management On Sep 29, 2017 4:25 PM, "~Stack~" wrote: > Greetings, > > I hit up the IRC earlier, but only crickets. Guess no one wants to stick > around late on a Friday night. :-D > > I'm an ovirt newb here. I've been going through the

Re: [ovirt-users] ovirt high points

2017-09-07 Thread Dan Yasny
On Thu, Sep 7, 2017 at 5:04 PM, Christopher Cox wrote: > > Not to defend VMware too much, but if you buy certified HW for VMware, > I've never had the purple screen of death. With that said, I have had the > purple screen of death using non-certified VMware HW. > > I've

Re: [ovirt-users] Seamless SAN HA failovers with oVirt?

2017-06-05 Thread Dan Yasny
As soon as yous NAS goes down, qemu running the VMs will start getting EIO errors and VMs will pause, so as to not lose any data. If the NAS upgrade isn't a very long procedure, you might as well complete the updates, enable the NAS, and unpause the VMs. On Mon, Jun 5, 2017 at 5:47 PM, Matthew

Re: [ovirt-users] Force-Shutdown a VM?

2017-05-04 Thread Dan Yasny
On Thu, May 4, 2017 at 12:23 PM, Derek Atkins <de...@ihtfp.com> wrote: > Dan, > > On Thu, May 4, 2017 12:07 pm, Dan Yasny wrote: > > On Thu, May 4, 2017 at 11:47 AM, Derek Atkins <de...@ihtfp.com> wrote: > > > >> Okay, I'll bite. Which button is that?

Re: [ovirt-users] Force-Shutdown a VM?

2017-05-04 Thread Dan Yasny
o it. It is generally healthier to solve the shutdown problem. Here's a hint, this isn't about Windows 10, but might hit close the mark nonetheless: https://serverfault.com/questions/844188/shut-down-windows-server-2012r2-kvm-vm/845521#845521 > -derek > > On Thu, May 4, 2017 11:38

Re: [ovirt-users] Force-Shutdown a VM?

2017-05-04 Thread Dan Yasny
Have you tried "power off" instead of "shutdown"? On May 4, 2017 11:36 AM, "Derek Atkins" wrote: > Hi, > > I'm running ovirt-4.0.6 on EL7.3. > > I've got a stuck VM (Windows 10) that I'm trying to restart. > Unfortunately it's "up" enough that ovirt is trying to perform a >

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-16 Thread Dan Yasny
perly. There's of course the "confirm host has been shutdown" option, which serves as an override for the fence command, but it's manual > On Sun, Apr 16, 2017 at 8:18 PM Dan Yasny <dya...@gmail.com> wrote: > >> On Sun, Apr 16, 2017 at 11:15 PM, Konstantin Raskoshny

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-16 Thread Dan Yasny
t the system to make sure a host running a service is actually down (and it is safe to start HA services elsewhere), and not, for example, just unreachable by the engine? How do you avoid a splitbraid -> SBA ? > > On Sun, Apr 16, 2017 at 8:14 PM Dan Yasny <dya...@gmail.com> wrote

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-16 Thread Dan Yasny
On Sun, Apr 16, 2017 at 11:13 PM, Konstantin Raskoshnyi <konra...@gmail.com> wrote: > "Corner cases"? > I tried to simulate crash of SPM server and ovirt kept trying to > reistablished connection to the failed node. > Did you configure fencing? > > > On S

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-16 Thread Dan Yasny
On Sun, Apr 16, 2017 at 12:44 PM, Konstantin Raskoshnyi <konra...@gmail.com> wrote: > What's SBA? > split brain avoidance mechanism > > On Sun, Apr 16, 2017 at 4:05 AM Dan Yasny <dya...@redhat.com> wrote: > >> >> >> On Apr 16, 2017 7:01 AM, "Ni

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-16 Thread Dan Yasny
On Sun, Apr 16, 2017 at 7:29 AM, Nir Soffer <nsof...@redhat.com> wrote: > On Sun, Apr 16, 2017 at 2:05 PM Dan Yasny <dya...@redhat.com> wrote: > >> >> >> On Apr 16, 2017 7:01 AM, "Nir Soffer" <nsof...@redhat.com> wrote: >> >> On

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-16 Thread Dan Yasny
On Apr 16, 2017 7:01 AM, "Nir Soffer" <nsof...@redhat.com> wrote: On Sun, Apr 16, 2017 at 4:17 AM Dan Yasny <dya...@gmail.com> wrote: > When you set up a storage domain, you need to specify a host to perform > the initial storage operations, but once the

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-15 Thread Dan Yasny
When you set up a storage domain, you need to specify a host to perform the initial storage operations, but once the SD is defined, it's details are in the engine database, and all the hosts get connected to it directly. If the first host you used to define the SD goes down, all other hosts will

Re: [ovirt-users] iscsi failover MD3820i

2017-03-07 Thread Dan Yasny
"*Important:* If more than one path access is required, ensure to discover and log in to the target through all the required paths. Modifying a storage domain to add additional paths is currently not supported." This is from the oVirt admin guide, did you discover and login to all the MD3xxxi

Re: [ovirt-users] Manually starting VMs via vdsClient (HE offline)

2017-02-10 Thread Dan Yasny
On Fri, Feb 10, 2017 at 8:20 AM, Nathanaël Blanchet wrote: > >>> If you use a dedicated host, you might as well abandon self hosted. HE >>> is nice for small setups with the HA built in for extra fun, but once you >>> scale, it might not be able to cope and you'll need real

Re: [ovirt-users] Manually starting VMs via vdsClient (HE offline)

2017-02-09 Thread Dan Yasny
On Thu, Feb 9, 2017 at 1:48 PM, Yaniv Kaul <yk...@redhat.com> wrote: > > > On Thu, Feb 9, 2017 at 6:00 PM, Doug Ingham <dou...@gmail.com> wrote: > >> >> >> On 9 February 2017 at 12:03, Dan Yasny <dya...@gmail.com> wrote: >> >>> &g

Re: [ovirt-users] Manually starting VMs via vdsClient (HE offline)

2017-02-09 Thread Dan Yasny
On Thu, Feb 9, 2017 at 11:00 AM, Doug Ingham <dou...@gmail.com> wrote: > > > On 9 February 2017 at 12:03, Dan Yasny <dya...@gmail.com> wrote: > >> >> On Thu, Feb 9, 2017 at 9:55 AM, Doug Ingham <dou...@gmail.com> wrote: >> >>> Hi

Re: [ovirt-users] Manually starting VMs via vdsClient (HE offline)

2017-02-09 Thread Dan Yasny
On Thu, Feb 9, 2017 at 9:55 AM, Doug Ingham <dou...@gmail.com> wrote: > Hi Dan, > > On 8 February 2017 at 18:26, Dan Yasny <dya...@gmail.com> wrote: >> >> >> But seriously, above all, I'd recommend you backup the engine (it comes >> with a utility

Re: [ovirt-users] Manually starting VMs via vdsClient (HE offline)

2017-02-08 Thread Dan Yasny
On Wed, Feb 8, 2017 at 4:18 PM, Doug Ingham <dou...@gmail.com> wrote: > Hi Dan, > > On 8 February 2017 at 18:10, Dan Yasny <dya...@gmail.com> wrote: > >> >> >> On Wed, Feb 8, 2017 at 4:07 PM, Doug Ingham <dou...@gmail.com> wrote: >> >>

Re: [ovirt-users] Manually starting VMs via vdsClient (HE offline)

2017-02-08 Thread Dan Yasny
On Wed, Feb 8, 2017 at 4:07 PM, Doug Ingham wrote: > Hi Guys, > My Hosted-Engine has failed & it looks like the easiest solution will be > to install a new one. Now before I try to re-add the old hosts (still > running the guest VMs) & import the storage domain into the new

Re: [ovirt-users] Request for oVirt Ansible modules testing feedback

2016-12-30 Thread Dan Yasny
I personally found that she'll isn't as useful as the python sdk. I usually open up ipython, load the sdk and interact with ovirt directly. This is faster and much more powerful than the shell could ever be. On Dec 30, 2016 11:22 AM, "Nathanaël Blanchet" wrote: > Interesting

Re: [ovirt-users] Regarding DAS for Shared Storage

2016-12-22 Thread Dan Yasny
In theory, if you can see the DAS LUN with multipath, you can build the storage domain as if it's FC. Might need to play with multipath settings to make sure it's not filtered out. On Thu, Dec 22, 2016 at 7:11 AM, Fernando Frediani < fernando.fredi...@upx.com.br> wrote: > Hello rex. > > I have a

Re: [ovirt-users] iSCSI

2016-09-20 Thread Dan Yasny
Model: DVD RW AD-7561S Rev: AH52 > Type: CD-ROM ANSI SCSI revision: 05 > Host: scsi8 Channel: 00 Id: 00 Lun: 00 > Vendor: DGC Model: LUNZ Rev: 3103 > Type: Direct-AccessANSI SCSI revision: 04 > [root@pbuo

Re: [ovirt-users] iSCSI

2016-09-20 Thread Dan Yasny
; > Below are the details, > > http://pastebin.com/aLBMH3Q6 > > On Tue, Sep 20, 2016 at 8:27 PM, Dan Yasny <dya...@gmail.com> wrote: > >> Try this on the host: >> >> iscsiadm -m discovery -t st -p 10.206.67.46 >> iscsiadm -m node -L all &g

Re: [ovirt-users] iSCSI

2016-09-20 Thread Dan Yasny
gt; > Thanks, > Nagaraju > > > On Tue, Sep 20, 2016 at 8:06 PM, Dan Yasny <dya...@gmail.com> wrote: > >> After you discover, did you also click the login button? >> >> On Tue, Sep 20, 2016 at 10:28 AM, Budur Nagaraju <nbud...@gmail.com> >> wrote: >&g

Re: [ovirt-users] iSCSI

2016-09-20 Thread Dan Yasny
he Targets , > > After giving all the info able to detect the iSCSI targets but uable to > get the Lun id ,below are the details of the logs. > > > http://pastebin.com/ph1YSqhH > > Thanks, > Nagaraju > > > On Tue, Sep 20, 2016 at 6:47 PM, Dan Yasny <dya...@gmail.

Re: [ovirt-users] iSCSI

2016-09-20 Thread Dan Yasny
Can you describe what you tried to do and how it failed? On Tue, Sep 20, 2016 at 5:54 AM, Budur Nagaraju wrote: > HI All, > > While configuring iSCSI LUN is not getting detected any documents to > configure iSCSI in oVirt ? > > Thanks, > Nagaraju > > >

Re: [ovirt-users] Overt Networking VPN

2016-09-10 Thread Dan Yasny
On Wed, Sep 7, 2016 at 11:27 PM, System Administrator < sysad...@phoenixhawaii.net> wrote: > Aloha, > > I am attempting to set up an Ovirt environment across every server that I > currently manage. I have a set of servers in one location, behind a single > firewall with multiple IP's, and I have

Re: [ovirt-users] Upgrade datacenter from 3.6 to 4.0

2016-08-24 Thread Dan Yasny
Doesn't it make more sense for this major upgrade to be a simple new install of engine v4, and importing the existing SDs? On Wed, Aug 24, 2016 at 6:34 AM, Barak Korren wrote: > > > On 24 August 2016 at 12:32, Christophe TREFOIS > wrote: > >>

Re: [ovirt-users] 2 NIC Configuration

2016-08-08 Thread Dan Yasny
If you don't see the second NIC in there, it's either disabled in BIOS, malfunctioning or somehow not detected by the host OS. Not an oVirt issue. I'd start with checking why the host does not detect the NIC -- Dan On Mon, Aug 8, 2016 at 8:42 AM, Michael Cooper wrote: >

Re: [ovirt-users] Fwd: Multipath iSCSI with several IPs

2016-08-04 Thread Dan Yasny
LUN > Thank you > > 2016-08-04 15:20 GMT+01:00 Dan Yasny <dya...@gmail.com>: > >> Normally you >> 1. enter the IP >> 2. click discover >> 3. login to whatever was found >> 4. enter another IP instead of the first >> 5. goto 2 >&g

Re: [ovirt-users] Multipath iSCSI with several IPs

2016-08-04 Thread Dan Yasny
On Thu, Aug 4, 2016 at 10:24 AM, Tadas wrote: > Multipath is more a SAN thing, - not a tcp/ip. > Not when it comes to iSCSI > You should use something like LACP group on two (or more) of your network > interfaces. > Absolutely not. It is always better to let multipath deal

Re: [ovirt-users] Multipath iSCSI with several IPs

2016-08-04 Thread Dan Yasny
Normally you 1. enter the IP 2. click discover 3. login to whatever was found 4. enter another IP instead of the first 5. goto 2 On Thu, Aug 4, 2016 at 10:13 AM, James Michels < karma.sometimes.hu...@gmail.com> wrote: > Hello, > > I want to add an iSCSI based storage domain. For that I add a

Re: [ovirt-users] oVirt/RHEV and HP Blades and HP iSCSI SAN

2016-06-25 Thread Dan Yasny
's. There's a lot of performance to gain there, depending on the kind of IO your VMs of generating. > > Thanks > > On Sat, Jun 25, 2016 at 10:30 AM, Dan Yasny <dya...@gmail.com> wrote: > >> Two things off the top of my head after skimming the given details: >>

Re: [ovirt-users] oVirt/RHEV and HP Blades and HP iSCSI SAN

2016-06-24 Thread Dan Yasny
Two things off the top of my head after skimming the given details: 1. iSCSI will work better without the bond. It already uses multipath, so all you need is to separate the portal IPs/subnets and provide separate IPs/subnets to the iSCSI dedicated NICs, as is the recommended way here:

Re: [ovirt-users] Storage types in oVirt

2016-06-14 Thread Dan Yasny
On Jun 14, 2016 5:37 PM, "Fernando Frediani" wrote: > > Hi Nir, > > I wouldn't say that the performance coming from LVM is significantly better than from a filesystem if the last is well built. In VMware the performance from a VMDK running on the top of VMFS5 and

Re: [ovirt-users] oVirt training request

2016-06-14 Thread Dan Yasny
If you want something official, I think RH318, the RHCVA course should cover everything you need. There are also two (slightly out of date) books available: https://www.amazon.ca/Getting-Started-Alexey-Lesovsky-2013-11-22/dp/B01FGLUZMA/ref=sr_1_1?ie=UTF8=1465915525=8-1=ovirt

Re: [ovirt-users] VM HA when no engine

2016-04-06 Thread Dan Yasny
A standalone host with only the local storage in a separate location and no clustering... I would leave that host out of the oVirt setup, and keep it under simple libvirt control. Then it's a simple matter of setting the VM up using libvirt and running virsh autostart VMNAME to make sure it

Re: [ovirt-users] Shared storage

2016-03-21 Thread Dan Yasny
If the model can be shared between two hosts (I remember the old PVs having this option as an alternative to a split backplane) then potentially you should be able to detect the shared volume with multipath and oVirt should be able to pick it up as FC storage On Mon, Mar 21, 2016 at 7:34 AM,

Re: [ovirt-users] Sample OVirt KS for HV Deployment

2016-03-04 Thread Dan Yasny
uot;rpm -i {{ item.destdir }}/{{ item.name }}" > with_items: rh7_rpm_files > register: rpm_result > when: ansible_distribution_major_version == "7" > failed_when: "rpm_result.rc == 69" > > -- > Thanks > > Douglas Duckworth, MSc, LFCS > Unix Administra

Re: [ovirt-users] Sample OVirt KS for HV Deployment

2016-03-04 Thread Dan Yasny
gt; 1555 Poydras Ave > NOLA -- 70112 > > E: du...@tulane.edu > O: 504-988-9341 > F: 504-988-8505 > > On 03/02/2016 05:50 PM, Dan Yasny wrote: > > I usually deploy with only a basic KS that places an ssh cert on the > > host. Then ansible adds the repos and adjusts

Re: [ovirt-users] Sample OVirt KS for HV Deployment

2016-03-02 Thread Dan Yasny
I usually deploy with only a basic KS that places an ssh cert on the host. Then ansible adds the repos and adjusts the network and iscsi initiator , the ovirt bootstrap takes care of the rest On Mar 2, 2016 5:42 PM, "Duckworth, Douglas C" wrote: > Never mind. This seems to be

Re: [ovirt-users] Ovir (rhev) backup authomation

2016-02-23 Thread Dan Yasny
Is it any different from https://github.com/wefixit-AT/oVirtBackup ? I mean in implementation, e.g. snapshot>clone>export>delete snapshot On Tue, Feb 23, 2016 at 10:04 AM, Dariusz Kryszak wrote: > > Hi all, > I would like to share with all my couple scripts which

Re: [ovirt-users] Disabling migration when there is a problem with storage

2016-02-03 Thread Dan Yasny
When a storage error occurs, VMs should pause, not migrate. However, if the VMs were io-idle, then pause (qemu EIO) might have not been triggered before hosts started dropping into non-op. ...which triggered a migration storm for HA-enabled VMs, racing with VMs pausing somehow (can't tell without

Re: [ovirt-users] Using Microsoft NFS server as storage domain

2016-01-21 Thread Dan Yasny
inline On Thu, Jan 21, 2016 at 7:54 AM, Pavel Gashev wrote: > Hello, > > First of all I would like to ask if anybody has an experience with using > Microsoft NFS server as a storage domain. > > I have used one as an ISO domain for years. It wasn't great, but it was good

Re: [ovirt-users] vdsm hook issues

2016-01-12 Thread Dan Yasny
1. Are you using a full OS or a node? 2. rpm -qa |grep vdsm 3. if possible, post the hook code Thanks On Tue, Jan 12, 2016 at 10:17 AM, Jean-Pierre Ribeauville < jpribeauvi...@axway.com> wrote: > > > Hi, > > > > 1) is it enough to add a hook.py in > /usr/libexec/vdsm/hooks/before_vm_start

Re: [ovirt-users] vdsm hook issues

2016-01-12 Thread Dan Yasny
Ribeauville < jpribeauvi...@axway.com> wrote: > Hi, > > > > 173078 4 -rwxrwxrwx. 1 vdsm kvm 1292 Jan 12 15:51 test_hook.py > > > > > > Looks fine , isn’t ? > > > > J.P. > > > > *De :* Dan Yasny [mailto:dya...@gmail.com] > *Envoyé :* m

Re: [ovirt-users] vdsm hook issues

2016-01-12 Thread Dan Yasny
ing xml: %s\n' % > channeldev.toxml()) > > 42) devices.appendChild(channeldev) > > 43) > > 44) hooking.write_domxml(domxml) > > 45) except: > > 46) sys.stderr.write('createChannel: [unexpected error]: %s\n' % > > 47) traceback.format_exc()) >

Re: [ovirt-users] vdsm hook issues

2016-01-12 Thread Dan Yasny
t; > BTW , are vdsm hooks log infos located in /var/log/vdsm/vdsm.log ? > > > > Thx for help. > > > > J.P. > > > > *De :* Dan Yasny [mailto:dya...@gmail.com] > *Envoyé :* mardi 12 janvier 2016 16:48 > > *À :* Jean-Pierre Ribeauville > *Cc :* users@ov

Re: [ovirt-users] Users Digest, Vol 52, Issue 72 vdsm hook issues

2016-01-12 Thread Dan Yasny
On Tue, Jan 12, 2016 at 2:35 PM, Jean-Pierre Ribeauville < jpribeauvi...@axway.com> wrote: > Hi, > > > > What I did from the beginning of this affair : > > > > 1) Chown and chmod of myhook.py > > 2) Don’t try to run it from shell > > 3) Up to now, I may avoid to play with custom

Re: [ovirt-users] oVirt on Dell SC1435

2015-12-31 Thread Dan Yasny
The SC1435 is a rather old AMD machine IIRC. In fact, we've been using one of those to test oVirt in the very early days. As Doron mentioned, you need to make sure virtualization is enabled in the bios, and if you find it off, after enabling it, make sure you do a full power cycle of the server,

Re: [ovirt-users] about LXC and ovirt

2015-10-20 Thread Dan Yasny
On Tue, Oct 20, 2015 at 4:51 AM, Dan Kenigsberg wrote: > On Mon, Oct 19, 2015 at 09:16:06PM +0200, Johan Kooijman wrote: > > Never seen an update to this ticket. Are there any plans? > > > > On Tue, Jun 24, 2014 at 3:35 PM, Sven Kieske > wrote: > > > >

Re: [ovirt-users] Hello, Multiple server into a single processing machine

2015-10-02 Thread Dan Yasny
There is no virtualization system that allows you to aggregate host resources into a single VM. What you probably need is a computational cluster. -- Dan On Mon, Sep 28, 2015 at 12:01 AM, Khairul Annuar Bin Nordin < khairul.nor...@photobookworldwide.com> wrote: > Good day, > I was wondering if

Re: [ovirt-users] Migrating old VMWare VM to oVirt?

2015-09-01 Thread Dan Yasny
There used to be a qemu switch for win2k-hack, but afaik it's not needed any longer In any case, if it's a legacy machine, and not performance oriented, you should be able to simply move the disk data over and start it up using IDE disk drivers On Tue, Sep 1, 2015 at 12:17 PM, Chris Adams

Re: [ovirt-users] disaster recovery

2015-06-21 Thread Dan Yasny
Anaconda and Kickstart are dangerous in FC environments and have been known to wipe all kinds of data if zoning wasn't properly done prior to os deployment to new hosts. Nothing to do with oVirt, it's a common mistake people make at least once before they step on this specific rake. On Jun 21,

Re: [ovirt-users] autologin into vm desktop

2015-05-06 Thread Dan Yasny
://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Virtualization/3.5/html/Technical_Guide/sect-Actions5.html#Enable_user_logon_to_access_a_virtual_machine_from_an_external_console* On Wed, May 6, 2015 at 10:55 PM, Dan Yasny dya...@gmail.com wrote: You can pass the credentials directly to the guest

Re: [ovirt-users] autologin into vm desktop

2015-05-06 Thread Dan Yasny
, but not to de development of ovirt itself (or yes, don't know right now... :) ) Thank you Adolfo Gómez El 07/05/2015 a las 4:40, Dan Yasny escribió: This is exactly what the SSO feature is for. http://www.ovirt.org/Features/SSO http://www.ovirt.org/OVirt_Guest_Agent/Single_Sign_On/Windows

Re: [ovirt-users] autologin into vm desktop

2015-05-06 Thread Dan Yasny
This is exactly what the SSO feature is for. http://www.ovirt.org/Features/SSO http://www.ovirt.org/OVirt_Guest_Agent/Single_Sign_On/Windows https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Virtualization/3.1/html/Power_User_Portal_Guide/Single_Sign_On-Windows.html On Wed, May

Re: [ovirt-users] oVirt HA.

2015-04-30 Thread Dan Yasny
- Original Message - From: Sven Kieske s.kie...@mittwald.de To: de...@ovirt.org Cc: users@ovirt.org Sent: Thursday, April 30, 2015 2:12:55 AM Subject: Re: [ovirt-users] oVirt HA. On 29/04/15 21:53, Dan Yasny wrote: There is always room for improvement, but think about

Re: [ovirt-users] oVirt HA.

2015-04-29 Thread Dan Yasny
There is always room for improvement, but think about it: ever since SolidICE, there has been a demand to minimize the amount of hardware used in a minimalistic setup, thus the hosted engine project. And now that we have it, all of a sudden, we need to provide a way to make multiple engines

Re: [ovirt-users] oVirt HA.

2015-04-28 Thread Dan Yasny
HA does not mean multiple running instances of the same service. It means if the service is gone, it will automatically be restored on a working server. Hosted engine has HA built in, without the need to run multiple engines. If the server where the engine is running goes down, the engine gets

Re: [ovirt-users] Is it possible to limit the number and speed of paralel STORAGE migrations?

2015-04-21 Thread Dan Yasny
Why not just script them to migrate one after the other? The CLI is nice and simple, and the SDK is even nicer On Tue, Apr 21, 2015 at 11:29 AM, Ernest Beinrohr ernest.beinr...@axonpro.sk wrote: Ovirt uses dd and qemu-img for live migration. Is it possible to limit the number of concurrent

Re: [ovirt-users] 答复: bonding 802.3ad mode

2015-03-18 Thread Dan Yasny
Mode 0 is not supported under a bridge, just like mode 6 On Wed, Mar 18, 2015 at 10:47 PM, Xie, Chao xiec.f...@cn.fujitsu.com wrote: Yeah, Alex is right. And if you want to double the network’s speed in single flow, the mode 0 is only choice. But mode 0 seems not be supported in oVirt?

Re: [ovirt-users] Directly connect NIC or other cards to VM?

2015-02-13 Thread Dan Yasny
Still easy enough to do with vdsm-hooks -- Dan On Thu, Feb 12, 2015 at 6:28 PM, David Smith dsm...@mypchelp.com wrote: Is there a way to directly connect a specific device (ie, NIC) to a particular VM? I've figured out how to map a specific network interface to a VM, thats one step, but in

Re: [ovirt-users] why is it called vdsm?

2015-02-13 Thread Dan Yasny
Legacy. SolidICE, the granddaddy of RHEV/oVirt was VDI oriented On Fri, Feb 13, 2015 at 9:27 AM, Gabi C gab...@gmail.com wrote: more descriptive than more descriptive *Virtual Desktop* and Server Manager ? http://www.ovirt.org/Category:Vdsm On Fri, Feb 13, 2015 at 4:04 PM, Greg

Re: [ovirt-users] VDSM hook for setting DSCP bits?

2015-02-11 Thread Dan Yasny
On Wed, Feb 11, 2015 at 12:17 PM, Chris Adams c...@cmadams.net wrote: Once upon a time, Chris Adams c...@cmadams.net said: Once upon a time, Dan Yasny dya...@gmail.com said: shouldn't be hard to do. Can you provide the details of what you need to happen to the VM exactly? - domxml

Re: [ovirt-users] Ovirt Manager Problem

2015-02-11 Thread Dan Yasny
What are you using to access the manager UI on the client (OS and browser)? On Wed, Feb 11, 2015 at 11:25 AM, Massimo Mad mad196...@gmail.com wrote: Hi, i have a strange problem,my manager is very slow and with the gui I can not do anything on the vm and the host, but the vm are ok. I tried

Re: [ovirt-users] VDSM hook for setting DSCP bits?

2015-02-10 Thread Dan Yasny
shouldn't be hard to do. Can you provide the details of what you need to happen to the VM exactly? - domxml changes - other host level changes - whether the VM should be able to live migrate On Tue, Feb 10, 2015 at 2:34 PM, Chris Adams c...@cmadams.net wrote: Is there a VDSM hook available that

Re: [ovirt-users] Installation on HP/IBM Server

2015-02-03 Thread Dan Yasny
If the hardware supports Linux, it will work. oVirt isn't vmware, there's no strict HCL On Tue, Feb 3, 2015 at 6:08 PM, Mohd Zainal Abidin zainal@gmail.com wrote: Does it support for gen8 or M6 server? On 4 Feb 2015 06:58, Donny Davis do...@cloudspin.me wrote: I have run ovirt nodes on a

Re: [ovirt-users] Adding multiple NFS storage and migrate volumes to other

2015-02-01 Thread Dan Yasny
Sure, create and activate a second NFS based storage domain. Move the VMs over (right-click VM, - Move). To deactivate the first SD, when it's empty, first put it in maintenance, in the DCStorage tab On Sun, Feb 1, 2015 at 10:27 AM, mad Engineer themadengin...@gmail.com wrote: Hello All,

Re: [ovirt-users] shared storage with iscsi

2014-12-04 Thread Dan Yasny
On Thu, Dec 4, 2014 at 12:54 PM, mad Engineer themadengin...@gmail.com wrote: sorry i am wrong its the data domain that stores virtual disk images,I have no idea how ovirt shares block device across hosts.Looks like i need to try that for understanding how its implemented.In case of vmware

Re: [ovirt-users] Migrate Ovirt to/from RHEV

2014-11-20 Thread Dan Yasny
Not an official answer here, but I'd assume the procedure would be to redeploy the engine and hosts, and use export domains On Thu, Nov 20, 2014 at 3:21 PM, John Gardeniers jgardeni...@objectmastery.com wrote: Bump. On 17/11/14 15:41, John Gardeniers wrote: What is the procedure to use

Re: [ovirt-users] Migrate Ovirt to/from RHEV

2014-11-20 Thread Dan Yasny
been taken to make it as difficult as possible to migrate VMs away from Ovirt/RHEV. It's the only virtualisation system I've encountered that doesn't have a real export system (export domains don't cut it). regards, John On 21/11/14 07:27, Dan Yasny wrote: Not an official answer here

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