Re: [ovirt-users] engine upgrade 4.1.0 => 4.1.1, no more engine console available

I did start the hosted engine on the host I've applied the patch but I've forgot to restart ovirt-ha-agent, and now it works. Great job, thanks Best regards, Arsène On 04/19/2017 03:39 PM, Martin Sivak wrote: > I've applied the patch on one off my host and restarted the hosted engine as you

Re: [ovirt-users] Question about Huge Pages

On 19/04/17 14:01 +0200, Gianluca Cecchi wrote: On Wed, Apr 19, 2017 at 8:03 AM, Michal Skrivanek wrote: Why not reserving regular hugepages for VMs on boot? Do you mean at hypervisor level? In this case it is what I'm doing normally for physical servers where I

[ovirt-users] CentOS 7 and kernel 4.x

Hi folks Is anyone using KVM Nodes running CentOS with upgraded Kernel like Elrepo to either 4.5 (lt) or 4.10(ml) and noticed any improvements due that ? What about oVirt-Node-NG ? I don't really like to make much changes on oVirt-Node image, but wanted to hear from whoever may have done

Re: [ovirt-users] Best Storage Option: iSCSI/NFS/GlusterFS?

Thank you for the information, i did check my servers this morning, in total i have 4 servers configured as part of my ovirt deployment, two virtualization servers and 2 gluster servers, with one of the virtualization being the arbiter for my gluster replicated storage. >From what i can see on

Re: [ovirt-users] Question about Huge Pages

On Wed, Apr 19, 2017 at 3:44 PM, Martin Polednik wrote: > >> > If you are using recent CentOS (or I guess Fedora), there isn't any > extra setup required. Just create the custom property: > Both my engine and my hosts are CentOS 7.3 + updates > > On the host where engine

Re: [ovirt-users] engine upgrade 4.1.0 => 4.1.1, no more engine console available

> I've applied the patch on one off my host and restarted the hosted engine as you wrote but it didn't help, > the console button is still grayed out and not available. Are you sure the host with the patch applied was used to start the engine? Btw, you need to restart the ovirt-ha-agent

Re: [ovirt-users] Best Storage Option: iSCSI/NFS/GlusterFS?

On Wed, Apr 19, 2017 at 5:07 PM, Bryan Sockel wrote: > Thank you for the information, i did check my servers this morning, in > total i have 4 servers configured as part of my ovirt deployment, two > virtualization servers and 2 gluster servers, with one of the >

[ovirt-users] Hosted engine install failed; vdsm upset about broker

I trialed installing the hosted engine, following the instructions at http://www.ovirt.org/documentation/self-hosted/chap-Deploying_Self-Hosted_Engine/ . This is using Gluster as the backend storage subsystem. Answer file at the end. Per the docs, "When the hosted-engine deployment script

[ovirt-users] Hosted engine install failed; vdsm upset about broker (revised)

So, tracing this further, I’m pretty sure this is something about sanlock. As best I can tell this[1] seems to be the failure that is blocking importing the pool, creating storage domains, importing the HE, etc. Contrary to the log, sanlock is running; I verified it starts on system-boot and

Re: [ovirt-users] massive simultaneous vms migrations ?

On Tue, Apr 18, 2017 at 7:48 PM, Nelson Lameiras < nelson.lamei...@lyra-network.com> wrote: > hello, > > When putting a host on "maintenance mode", all vms start migrating to > other hosts. > > We have some hosts that have 60 vms. So this will create a 60 vms > migrating simultaneously. > Some

Re: [ovirt-users] massive simultaneous vms migrations ?

1000 Mbps full duplex cordialement, regards, Nelson LAMEIRAS Ingénieur Systèmes et Réseaux / Systems and Networks engineer Tel: +33 5 32 09 09 70 nelson.lamei...@lyra-network.com www.lyra-network.com | www.payzen.eu Lyra Network, 109 rue de

Re: [ovirt-users] massive simultaneous vms migrations ?

We have many issues migration with 1G and 18-25 vms. Is slow, stuck, failed. Switched to 10G and set migration limit to 5000Mbps (actually this is don't work, but if don't set this field, limit is 1000Mbps!) - 25vms migrate ~ 30seconds in total. On 04/19/2017 07:41 PM, Nelson Lameiras

Re: [ovirt-users] engine upgrade 4.1.0 => 4.1.1, no more engine console available

Hi, I've applied the patch on one off my host and restarted the hosted engine as you wrote but it didn't help, the console button is still grayed out and not available. Rgds, Arsène On 04/18/2017 02:20 PM, Evgenia Tokar wrote: Hi, Thanks for bringing the issue to our attention and for

Re: [ovirt-users] engine upgrade 4.1.0 => 4.1.1, no more engine console available

Hi Rafal, segfaulting libvirt seems to be something different. Can you please start a separate thread about it or open a bugzilla? Best regards Martin Sivak On Tue, Apr 18, 2017 at 4:52 PM, Rafał Wojciechowski < i...@rafalwojciechowski.pl> wrote: > hi, > > I applied it for >

Re: [ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

Hi, It is working fine. But I want to disable migration policy. It didn't solve my purpose. What else I have to do to disable migration ? Thanks, ~Rohit On Wed, Apr 19, 2017 at 1:36 PM, TranceWorldLogic . < tranceworldlo...@gmail.com> wrote: > Thanks will try and let you know, > ~Rohit > >

Re: [ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

On 04/19/2017 01:27 PM, TranceWorldLogic . wrote: > Hi, > > It is working fine. > But I want to disable migration policy. It didn't solve my purpose. > > What else I have to do to disable migration ? > Not sure what exactly you want to achieve. Can you elaborate a bit? If in addition to pin

Re: [ovirt-users] Question about Huge Pages

On Wed, Apr 19, 2017 at 8:03 AM, Michal Skrivanek wrote: > > Why not reserving regular hugepages for VMs on boot? Do you mean at hypervisor level? In this case it is what I'm doing normally for physical servers where I install Oracle RDBMS > then you can use > it with

Re: [ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

Hi Juan, It working fine. affinity and hosts have solved my problem. Thanks, ~Rohit On Wed, Apr 19, 2017 at 5:16 PM, Juan Hernández wrote: > On 04/19/2017 01:27 PM, TranceWorldLogic . wrote: > > Hi, > > > > It is working fine. > > But I want to disable migration policy.

Re: [ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

On 04/19/2017 08:41 AM, TranceWorldLogic . wrote: > Hi, > > I was trying to create VM on specific HOST using python sdk as shown below. > > -- Code --- > vm = vms_service.add( > host = types.Host( > name = "host-01", >

Re: [ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

Thanks will try and let you know, ~Rohit On Wed, Apr 19, 2017 at 1:18 PM, Juan Hernández wrote: > On 04/19/2017 09:34 AM, Juan Hernández wrote: > > On 04/19/2017 08:41 AM, TranceWorldLogic . wrote: > >> Hi, > >> > >> I was trying to create VM on specific HOST using python

[ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

Hi, I was trying to create VM on specific HOST using python sdk as shown below. -- Code --- vm = vms_service.add( host = types.Host( name = "host-01", ), ) -- End Code

Re: [ovirt-users] Best Storage Option: iSCSI/NFS/GlusterFS?

On Tue, Apr 18, 2017 at 9:57 PM, Bryan Sockel wrote: > Was reading over this post to the group about storage options. I am more > of a windows guy as appose to a linux guy, but am learning quickly and had > a question. You said that LACP will not provide extra band with

Re: [ovirt-users] [Python-SDK][Ovirt-4.0] Create VM on specific Host.

On 04/19/2017 09:34 AM, Juan Hernández wrote: > On 04/19/2017 08:41 AM, TranceWorldLogic . wrote: >> Hi, >> >> I was trying to create VM on specific HOST using python sdk as shown below. >> >> -- Code --- >> vm = vms_service.add( >> host =

Re: [ovirt-users] Problem adding Labels to Bonds on big clusters

On Wed, Apr 19, 2017 at 9:02 AM, Marcel Hanke wrote: > Hi, > I currently have some trouble adding a label to a bond on an host. > The problem seems to come from the number of Vlans (108 in that label) and > the > number of hosts (160 in 4 cluster). As far as I can tell the

[ovirt-users] Problem adding Labels to Bonds on big clusters

Hi, I currently have some trouble adding a label to a bond on an host. The problem seems to come from the number of Vlans (108 in that label) and the number of hosts (160 in 4 cluster). As far as I can tell the process gets finished on the node (all the network configurations are there in the

Re: [ovirt-users] Question about Huge Pages

> On 18 Apr 2017, at 18:03, Gianluca Cecchi wrote: > > Hello, > I'm testing virtualization of some Oracle servers. > I have 4.1.1 with CentOS 7.3 servers as hypervisors. > Typically on physical Oracle servers I configure huge pages for Oracle memory > areas. > In

Re: [ovirt-users] massive simultaneous vms migrations ?

Hi yaniv, Thanks for your response. My answers below. cordialement, regards, Nelson LAMEIRAS Ingénieur Systèmes et Réseaux / Systems and Networks engineer Tel: +33 5 32 09 09 70 nelson.lamei...@lyra-network.com www.lyra-network.com | www.payzen.eu

Re: [ovirt-users] massive simultaneous vms migrations ?

hello pavel, Thanks for you answer. I did find this parameter (only) in /etc/vdsm/vdsm.conf.rpmnew (??) Parameter is commented with value 2 so my guess is that it is not used... So this brings a few more questions : - Since parameter is commented, default value must be used... can we be

Re: [ovirt-users] massive simultaneous vms migrations ?

I'm using ovirtmgmt network for migrations. I'm guetting the vibe that using a dedicated network for migration is "good practice"... cordialement, regards, Nelson LAMEIRAS Ingénieur Systèmes et Réseaux / Systems and Networks engineer Tel: +33 5 32 09 09 70

Re: [ovirt-users] massive simultaneous vms migrations ?

I mean what is your hardware? 1G? 40G? On 04/19/2017 04:16 PM, Nelson Lameiras wrote: I'm using ovirtmgmt network for migrations. I'm guetting the vibe that using a dedicated network for migration is "good practice"... cordialement, regards, Nelson LAMEIRAS Ingénieur Systèmes et