Re: [ovirt-users] Upload img file to Storage Domain

2016-06-09 Thread Fernando Frediani
/2016 10:12, Barak Korren escreveu: On 8 June 2016 at 15:58, Fernando Frediani <fernando.fredi...@upx.com.br> wrote: Hi there, I'm spending a fair amount of time to find out how (if possible) to upload a .img image to a oVirt Storage Domain and be able to mount it in a VM as

[ovirt-users] Upload img file to Storage Domain

2016-06-08 Thread Fernando Frediani
Hi there, I'm spending a fair amount of time to find out how (if possible) to upload a .img image to a oVirt Storage Domain and be able to mount it in a VM as a disk. It is a OpenWRT image and there is no OVF from it, so it's a raw image which I wanted to use as a disc. Tried both with

Re: [ovirt-users] which NIC/network NFS storage is using

2016-06-14 Thread Fernando Frediani
I guess what the colleague wants to know is how to specify a interface in a different VLAN on the top of the 10Gb LACP in order for the NFS traffic to flow. In VMware world that would be vmkernel interface, so a new network/interface with an different IP address than Management (ovirtmgmt).

[ovirt-users] Storage types in oVirt

2016-06-14 Thread Fernando Frediani
Hi there, I see that supported storage types in oVirt are: iSCSI, FCoE NFS, Local and Gluster. Specifically speaking about iSCSI and FCoE I see they use LVM on the block storage level to store the Virtual Machines. I just wanted to understand why the choice was to have LVM and if that is

Re: [ovirt-users] Storage types in oVirt

2016-06-14 Thread Fernando Frediani
escreveu: On Tue, Jun 14, 2016 at 8:59 PM, Fernando Frediani <fernando.fredi...@upx.com.br> wrote: Hi there, I see that supported storage types in oVirt are: iSCSI, FCoE NFS, Local and Gluster. We support iSCSI, FC, FCoE, NFS, Gluster, Ceph, Local and any posix like shared file

Re: [ovirt-users] Storage types in oVirt

2016-06-14 Thread Fernando Frediani
be dedicate a server to own the storage and export it as NFS, but in that case there would be some looses in the terms of hardware an reliability. Thanks Fernando On Tue, Jun 14, 2016 at 11:23 PM, Fernando Frediani <fernando.fredi...@upx.com.br> wrote: Hi Nir, Thanks for clarifi

Re: [ovirt-users] Setup new enviroment

2016-06-21 Thread Fernando Frediani
Hello, If you have 3 x 2TB disks, one on each server, why not use a Distributed Storage and have redundancy ? Fernando Em 21/06/2016 02:32, Andy Michielsen escreveu: Hello all, I was just wondering what your opinions would be in setting up a new oVirt enviroment. I have 4 old servers, 3

[ovirt-users] Install oVirt-Node to USB Stick / SD Card

2016-06-16 Thread Fernando Frediani
Hi, What is the current status of installing oVirt-Node to an internal USB Stick or SD Card ? Is it customized to run in memory after boot and only write config changes to the storage or are there any concerns or caveats necessary when using it that way ? Thanks Fernando

Re: [ovirt-users] Setup new enviroment

2016-06-21 Thread Fernando Frediani
can. I would like to run 30 or more with each 6 Gb of ram and 100Gb of storage. And I need a DEV, QUA and PRD enviroment. So I would like to keep as much as disk spacecas posible. Kind regards Verstuurd vanaf mijn iPad Op 21 jun. 2016 om 14:20 heeft Fernando Frediani <fernando.fr

Re: [ovirt-users] oVirt 4.0.0 Fourth Release candidate is now available for testing

2016-06-21 Thread Fernando Frediani
Nice Rafael. Thanks for the update. Is Next Generation Node that one that will allow a supported installation and running on USB Stick or SD Card instead of a traditional disk ? Fernando Em 21/06/2016 12:16, Rafael Martins escreveu: The oVirt Project is pleased to announce the availability

Re: [ovirt-users] Hosted engine on Ceph RBD

2016-06-16 Thread Fernando Frediani
+1 On 16/06/2016 23:14, Bond, Darryl wrote: Has there been any consideration of allowing the hosted engine to be installed on a Ceph rbd. I'm not suggesting using cinder but addressing the rbd directly in the hosted engine install process. This would allow ceph only hosting of oVirt

[ovirt-users] Network redundancy with Manual balancing per VLAN

2016-06-25 Thread Fernando Frediani
Hello, In VMware it is possible to bond two network interfaces and for each Portgroup (equivalent to a VLAN) is possible to tell which of the physical interfaces underneath it you wish the traffic to flow primarily and which stays as secondary(bond mode=1 equivalent). So for certain VLANs

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

2016-06-24 Thread Fernando Frediani
Hello Colin, I know well all the equipment you have in your hands as I used to work with these during a long time. Great stuff I can say. All seems Ok from what you describe, except the iSCSI network which should not be a bond, but two independent vlans (and subnets) using iSCSI multipath.

Re: [ovirt-users] oVirt and Ceph

2016-06-25 Thread Fernando Frediani
This solution looks intresting. If I understand it correctly you first build your CEPH pool. Then you export RBD to iSCSI Target which exports it to oVirt which then will create LVMs on the top of it ? Could you share more details about your experience ? Looks like a way to get CEPH + oVirt

Re: [ovirt-users] HTML5 Console

2016-07-31 Thread Fernando Frediani
Console in oVirt is pretty annoying to make it work in certain cases. This is certanly something for developers to take up and think about how to make it a bit easier and straight forward. On 31/07/2016 00:12, Anantha Raghava wrote: Hi, How do we start the HTML5 console for the Virtual

[ovirt-users] Convert OnApp VM to oVirt

2016-08-11 Thread Fernando Frediani
Hi, Has anyone done a VM conversion from OnApp (therefore running in LVM) to oVirt/RHEV format being either buried in LVM or in a QCOW2 file. I've seen some instructions using qemu-img but wanted to find out if anyone has found any issues in this process. Any adjusts to be done before

Re: [ovirt-users] LVM2 Thinprovisioned

2016-08-11 Thread Fernando Frediani
Linux not supporting it. Fernando Em 11/08/2016 14:43, Chris Adams escreveu: Once upon a time, Fernando Frediani <fernando.fredi...@upx.com.br> said: Thanks for the answer anyway. Hopefully at least LVM2 Thinprovisioning comes up anytime soon. This has nothing to do with oVirt; it is som

Re: [ovirt-users] LVM2 Thinprovisioned

2016-08-11 Thread Fernando Frediani
necessary otherwise the Storage stuff end up costing more than half of whole platform solution. Thanks for the answer anyway. Hopefully at least LVM2 Thinprovisioning comes up anytime soon. Fernando Em 11/08/2016 12:54, Nir Soffer escreveu: On Tue, Aug 9, 2016 at 3:16 PM, Fernando Frediani

Re: [ovirt-users] LVM2 Thinprovisioned

2016-08-11 Thread Fernando Frediani
Ok Chris, got what you mean. Thanks for clarifying. Fernando Em 11/08/2016 15:12, Chris Adams escreveu: Once upon a time, Fernando Frediani <fernando.fredi...@upx.com.br> said: I use LVM2 and Thinprovisioned LVs to put Filesystems and it works with no issues. It's just a qu

Re: [ovirt-users] Multiple FC SAN's and Hosts LSM etc

2016-07-15 Thread Fernando Frediani
One of the things I don't like very much in oVirt is the LVM on Shared Block storage, but unfortunately there are no other options. One day perhaps a VMFS5 equivalent will come up somewhere. I would avoid it and put a server in between the SAN and the oVirt Nodes and use NFS in order to

[ovirt-users] oVirt + Gluster Hyperconverged

2016-07-15 Thread Fernando Frediani
Hi folks, I have a few servers with reasonable amount of raw storage but they are 3 with only 8GB of memory each. I wanted to have them with an oVirt Hyperconverged + Gluster mainly to take advantage of the amount of the storage spread between them and have ability to live migrate VMs.

Re: [ovirt-users] Network redundancy with Manual balancing per VLAN

2016-06-27 Thread Fernando Frediani
n any future? -- Forwarded message -- From: *Fernando Frediani* <fernando.fredi...@upx.com.br <mailto:fernando.fredi...@upx.com.br>> Date: Sat, Jun 25, 2016 at 11:17 PM Subject: [ovirt-users] Network redundancy with Manual balancing per VLAN To: users

Re: [ovirt-users] Network redundancy with Manual balancing per VLAN

2016-06-27 Thread Fernando Frediani
://rhelblog.redhat.com/2014/06/23/team-driver/ Le 27 juin 2016 à 14:31, Fernando Frediani <fernando.fredi...@upx.com.br <mailto:fernando.fredi...@upx.com.br>> a écrit : Thanks for the reply. Perhaps is the case of contacting the maintainer of Linux Bond module and see if there is room for

[ovirt-users] Run oVirt Node in SD Card/USB Stick

2016-07-06 Thread Fernando Frediani
Hello there, With oVirt 4.0 Release is running oVirt Node in a SD Card or USB Stick supported where the system boots in memory and only writes configuration changes to permanent storage similar to what VMware ESXi does ? This is very useful and can save a significant amount on CAPEX and

Re: [ovirt-users] Run oVirt Node in SD Card/USB Stick

2016-07-06 Thread Fernando Frediani
Building A, 4th floor Ra'anana, Israel 4350109 Tel : +972 (9) 7692306 8272306 Email: yd...@redhat.com <mailto:yd...@redhat.com> IRC : ydary On Wed, Jul 6, 2016 at 3:23 PM, Fernando Frediani <fernando.fredi...@upx.com.br <mailto:fernando.fredi...@upx.com.br>>

[ovirt-users] LVM2 Thinprovisioned

2016-08-09 Thread Fernando Frediani
Hello all. When you use oVirt with a Block Storage the only option available to store de VMs is LVM. Does LVM in oVirt use Thinprovisoned (supported in LVM2) instead of having to use the SAN Thinprovisioned features ? Fernando ___ Users mailing

[ovirt-users] Gluster replication on 1Gb interfaces

2016-08-16 Thread Fernando Frediani
Hi all. I understand using 10Gb interfaces when using Gluster is advised for helping with data replication specially in situations where a node went down for a while and need to re-sync data. However can anyone tell if using one 1Gb interface dedicated for it in hosts with 1.8 TB of Raw

[ovirt-users] Export/Import Virtual Machcines

2017-02-02 Thread Fernando Frediani
Hi. I found that it is possible to import Virtual Machines from a VMware environment, XEN or even Libvirt/KVM but it is not directly from another oVirt environment. Is this expected ? I have two environments where I need to transfer VMs from one to another and the only way I see is Export

Re: [ovirt-users] VMWare VSAN like setup with oVirt

2017-01-31 Thread Fernando Frediani
Hello Note that Gluster hasn't all the VSAN features yet so you will be able to replicate data. Also I personally think replica=3 is overkill and waste of space for mos scenarios. 2 should be enough and give a raid 1 like. On 31/01/2017 06:29, Nicolas Ecarnot wrote: Le 31/01/2017 à

[ovirt-users] Data / ISOs / Export - Domains

2017-02-02 Thread Fernando Frediani
Hi there. What are the main diferences between the three types of Domains available that you cannot use one for the all uses. For example, on the same Datastore put Virtual Machines, ISO files (if a filesystem) and Export Machines. Is there anything specific the forbids it which could cause

Re: [ovirt-users] [Call for feedback] did you install/update to 4.1.0?

2017-02-02 Thread Fernando Frediani
Hello Thanks for sharing your procedures. Why did you have to restart VMs for the migration to work ? Is it mandatory for an upgrade ? Fernando On 02/02/2017 12:23, Краснобаев Михаил wrote: Hi, upgraded my cluster (3 hosts, engine, nfs-share) to the latest 4.1 release and Centos 7.3

Re: [ovirt-users] NIC Teaming x Bonding

2017-02-01 Thread Fernando Frediani
Well, I just found that Teaming doesn't seem to be recognized by oVirt, only Bonding. Am I correct ? Fernando On 30/01/2017 12:59, Fernando Frediani wrote: Has anyone used NIC Teaming in production with oVirt Node ? How are you finding it compared to Bonding ? Has it helped in some way

Re: [ovirt-users] NIC Teaming x Bonding

2017-02-01 Thread Fernando Frediani
Hi Yaniv. Not that much. As I am starting a new environment I wanted to make usage of some new features present in Teaming. Guess suport will come soon. Thanks for replying. Fernando On 01/02/2017 16:49, Yaniv Kaul wrote: On Wed, Feb 1, 2017 at 8:06 PM, Fernando Frediani

[ovirt-users] 4.0 x 4.1

2017-01-23 Thread Fernando Frediani
I am deploying a oVirt environment which will not get production data immediately. Obviously I would rather use 4.1 RC due the many changes and fixes present. Later when 4.1 becomes stable then upgrade to it. Does anyone see any problem in doing that way or would it be more advisable to start

[ovirt-users] Use of Direct Attached Storage as Storage Type

2017-01-23 Thread Fernando Frediani
I am trying to use a DAC (Direct Attached Storage) in a Hardware which has it as the only option (DELL VRTX) but I see no matching option at Storage Type. It has there: NFS, POSIX compliant FS, GlusterFS, iSCSI and Fiber Channel. The two closest are iSCSI and Fiberchannel as they use CLVM in

[ovirt-users] oVirt Node TUI

2017-01-30 Thread Fernando Frediani
What happened with the TUI ? Have just installed a 4.1 oVirt Node and it seems it is CLI only and I only see a shell login. Is it correct ? I read some pages on ovirt.org saying the old TUI was problematic and it was being redesign but that seems old. Or do I understand correctly and

[ovirt-users] NIC Teaming x Bonding

2017-01-30 Thread Fernando Frediani
Has anyone used NIC Teaming in production with oVirt Node ? How are you finding it compared to Bonding ? Has it helped in some way with the new features it brings. For example: one feature VMware does it when you create a given portgroup for a group of VMs you may set that portgroup to use

Re: [ovirt-users] oVirt Node TUI

2017-01-30 Thread Fernando Frediani
On 30/01/2017 13:55, Douglas Schilling Landgraf wrote: Ola Fernando! On 01/30/2017 09:23 AM, Fernando Frediani wrote: What happened with the TUI ? Have just installed a 4.1 oVirt Node and it seems it is CLI only and I only see a shell login. Is it correct ? I read some pages on ovirt.org saying

[ovirt-users] Memory for Engine Machine

2017-02-20 Thread FERNANDO FREDIANI
384MB of memory is available". Why is all that required if the real usage doesn't show that need ? Or am I missing anything ? Fernando Frediani ___ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users

Re: [ovirt-users] Bandiwdth limit on a Virtual Machine

2017-02-13 Thread Fernando Frediani
2017 at 8:30 PM, Fernando Frediani < > fernando.fredi...@upx.com.br> wrote: > >> Hello Yaniv. >> >> Yes that exactly the bonding hash I am using layer3+4. >> >> I have another server where I run simple libvirt/KVM in a similar >> scenario e i

[ovirt-users] Bandiwdth limit on a Virtual Machine

2017-02-13 Thread Fernando Frediani
Hello. Is there any limitation of bandwidth for a Virtual Machine per default ? I have a host with a bonding of 3 x 1Gb and the VM is connected to that bonding. On the Engine interface on the VM status I see "Network" and it has a percentage and a tiny graph. What that percentage is related to ?

Re: [ovirt-users] Bandiwdth limit on a Virtual Machine

2017-02-13 Thread Fernando Frediani
was if there was anything that hard limit any VM traffic to 1Gb unless you change and also what the speed the is shown on the interface is related to ? 1Gb, 10Gb or if you can set that specifically ? Fernando On 13/02/2017 16:25, Yaniv Kaul wrote: On Mon, Feb 13, 2017 at 6:25 PM, Fernando

Re: [ovirt-users] 4.0 x 4.1

2017-01-24 Thread Fernando Frediani
, Fernando Frediani <fernando.fredi...@upx.com.br> wrote: I am deploying a oVirt environment which will not get production data immediately. Obviously I would rather use 4.1 RC due the many changes and fixes present. Later when 4.1 becomes stable then upgrade to it. Does anyone see any p

Re: [ovirt-users] Monitoring disk I/O

2017-01-20 Thread Fernando Frediani
That's pretty much wanted and basic to have the three main metrics: CPU, Memory and Disk. Fernando On 19/01/2017 22:22, Michael Watters wrote: Thanks. I can monitor the VMs using snmp or collectd but what I'd like is to have I/O use shown in the engine just like memory and CPU use are. On

Re: [ovirt-users] Replicated Glusterfs on top of ZFS

2017-03-02 Thread FERNANDO FREDIANI
Am I understanding correctly, but you have Gluster on the top of ZFS which is on the top of LVM ? If so, why the usage of LVM was necessary ? I have ZFS with any need of LVM. Fernando On 02/03/2017 06:19, Arman Khalatyan wrote: Hi, I use 3 nodes with zfs and glusterfs. Are there any

Re: [ovirt-users] oVirt on a single server

2016-09-05 Thread Fernando Frediani
Adding Kimchi to oVirt node perhaps may be the easiest option. It can be pretty useful for many situations and doesn't need such thing like mounting NFS in localhost. It is not nice to not have a All-in-One stable solution anymore as this can help with its adoption for later growth.

Re: [ovirt-users] Hardware setup

2016-09-09 Thread Fernando Frediani
What is the reason for ? A lot of stuff is moving into Hyperconvergence and that saves a lot of hardware and power consumption. The only thing I would look with more caution is the amount of memory Gluster itself consumes, but if there are enough resources in each host for Distributed Storage

[ovirt-users] Minimal resources for Engine

2016-09-09 Thread Fernando Frediani
Hi there. I was reading this interesting URL someone just sent a while ago regarding hyperconvergence topic (https://www.ovirt.org/blog/2016/08/up-and-running-with-ovirt-4-0-and-gluster-storage/) and found the point about the optimal amount of resources for a Engine - 16GB of RAM. I just

[ovirt-users] Question about Bridge and macvtap

2016-09-22 Thread Fernando Frediani
Hi. Quick question between Linux Bridge which is used by default in oVirt and macvtap which can be used in libvirt/KVM. What are the downsides or limitations of using macvtap ? Does it have any significa performance improvement over bridge ? Thanks Fernando

Re: [ovirt-users] GFS2 and OCFS2 for Shared Storage

2016-11-23 Thread Fernando Frediani
tried GFS2. It's slow, and blocks other hosts on a host failure. -Original Message- From: <users-boun...@ovirt.org> on behalf of Fernando Frediani <fernando.fredi...@upx.com.br> Date: Wednesday 23 November 2016 at 15:03 To: "users@ovirt.org" <users@ovirt.org>

[ovirt-users] GFS2 and OCFS2 for Shared Storage

2016-11-23 Thread Fernando Frediani
Has anyone managed to use GFS2 or OCFS2 for Shared Block Storage between hosts ? How scalable was it and which of the two work better ? Using traditional CLVM is far from good starting because of the lack of Thinprovision so I'm willing to consider either of the Filesystems. Thanks Fernando

Re: [ovirt-users] GFS2 and OCFS2 for Shared Storage

2016-11-23 Thread Fernando Frediani
, but it doesn't apply to all scenarios and I wouldn't think Redhat would direct people to a single way. Fernando On 23/11/2016 11:11, Nicolas Ecarnot wrote: Le 23/11/2016 à 13:03, Fernando Frediani a écrit : Has anyone managed to use GFS2 or OCFS2 for Shared Block Storage between hosts ? How

Re: [ovirt-users] GFS2 and OCFS2 for Shared Storage

2016-11-23 Thread Fernando Frediani
Gashev wrote: Fernando, Clustered LVM doesn’t support lvmthin(7) http://man7.org/linux/man-pages/man7/lvmthin.7.html There is an oVirt LVM-based thin provisioning implementation. -Original Message- From: Fernando Frediani <fernando.fredi...@upx.com.br> Date: Wednesday 23 November 2016

[ovirt-users] Using zRam with oVirt Nodes

2016-12-30 Thread Fernando Frediani
Hello folks. On simple libvirt/KVM hosts in order to improve RAM usage and avoid swap to disk I use zRam with swap to RAM technique. So create half of amount of host memory in zRam disk divided by the number of CPU cores. Works pretty well. Has anyone tried it with oVirt Nodes or even has

Re: [ovirt-users] Using zRam with oVirt Nodes

2016-12-30 Thread Fernando Frediani
Hello it's the same thing zswap. The use case is to be able to put more stuff in a single host without it need needing to swap to slow disks. You sacrifice CPU and avoid a lot slower swap to disk. Fernando On 30/12/2016 16:41, Yaniv Kaul wrote: On Dec 30, 2016 7:06 PM, "Fernando Fre

Re: [ovirt-users] How to execute Virsh command after ovirt installation ?

2017-01-03 Thread Fernando Frediani
Honestlly I don't see why in 2017 people still using the old DRBD + Pacemaker solution for virtualization stuff. On 03/01/2017 10:35, TranceWorldLogic . wrote: Thanks, I agree bad idea to execute virsh command without knowing vdsm and engine. Is their any plan in ovirt to support *drbd +

Re: [ovirt-users] Using zRam with oVirt Nodes

2017-01-02 Thread Fernando Frediani
in memory if it can’t be compressed. I find using of zRam without swap too risky. You don’t know when OOM killer start its job. -Original Message- From: <users-boun...@ovirt.org> on behalf of Fernando Frediani <fernando.fredi...@upx.com.br> Date: Friday 30 December 2016 at 20:0

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

2016-12-22 Thread Fernando Frediani
Hello rex. I have a very similar situation and I'm interested to find out how people are doing to use DAS in these types of environments. Thanks Fernando On 22/12/2016 10:07, rex wrote: Hi, Have a VRTX Chassis enclosure populated with two Dell PowerEdge M620 Blades and has a built-in DAS

Re: [ovirt-users] Strange network performance on VirtIIO VM NIC

2017-03-21 Thread FERNANDO FREDIANI
PM, FERNANDO FREDIANI <fernando.fredi...@upx.com <mailto:fernando.fredi...@upx.com>> wrote: Hello all. I have a peculiar problem here which perhaps others may have had or know about and can advise. I have Virtual Machine with 2 VirtIO NICs. Th

Re: [ovirt-users] Error on Adding Host

2017-03-16 Thread FERNANDO FREDIANI
with the same error as before. (Yes I have allowed the port in the node firewall) Before adding the host I have also cleaned both /root/.ssh/known_host and /var/lib/ovirt-engine/.ssh/known_hosts Regards Fernando On 16/03/2017 10:17, FERNANDO FREDIANI wrote: Well, that's pretty much what I found on most

[ovirt-users] Change repository from PRE to Release

2017-03-16 Thread FERNANDO FREDIANI
Hi again folks I have been using the *ovirt-4.1-pre* and *ovirt-4.1-pre-dependencies* repositories, but now that 4.1 is stable I want to change it to *ovirt-release41*. Is there any harm if I just install http://resources.ovirt.org/pub/yum-repo/ovirt-release41.rpm and remove the other two

[ovirt-users] Strange network performance on VirtIIO VM NIC

2017-03-17 Thread FERNANDO FREDIANI
Hello all. I have a peculiar problem here which perhaps others may have had or know about and can advise. I have Virtual Machine with 2 VirtIO NICs. This VM serves around 1Gbps of traffic with thousands of clients connecting to it. When I do a packet loss test to the IP pinned to NIC1 it varies

Re: [ovirt-users] Change repository from PRE to Release

2017-03-16 Thread FERNANDO FREDIANI
Ok Sandro, thanks for the feedback on this. Regards, Fernando On 16/03/2017 13:32, Sandro Bonazzola wrote: On Thu, Mar 16, 2017 at 2:52 PM, FERNANDO FREDIANI <fernando.fredi...@upx.com <mailto:fernando.fredi...@upx.com>> wrote: Hi again folks I have been using the *o

Re: [ovirt-users] Strange network performance on VirtIIO VM NIC

2017-03-17 Thread FERNANDO FREDIANI
On 03/17/2017 11:11 AM, FERNANDO FREDIANI wrote: > > Hello all. > > > > I have a peculiar problem here which perhaps others may have had or > > know about and can advise. > > > > I have Virtual Machine with 2 VirtIO NICs. This VM serves around 1Gbps > >

Re: [ovirt-users] Error on Node upgrade 2

2017-03-15 Thread FERNANDO FREDIANI
Find it attached Yuval. Fernando On 14/03/2017 18:21, Yuval Turgeman wrote: Adding Ryan, Fernando, can you please attach /tmp/imgbased.log ? On Mar 13, 2017 2:43 PM, "FERNANDO FREDIANI" <fernando.fredi...@upx.com <mailto:fernando.fredi...@upx.com>> wrote: Hi

[ovirt-users] Error on Adding Host

2017-03-15 Thread FERNANDO FREDIANI
Hi folks. I think I have been hit by the most annoying error you can get on oVirt. I have removed a Host from Engine, re-installed it with the latest ovirt-node-ng ISO, tried to add the freshly installed Host back to Engine and got the following error: "Command returned failure code 1 during SSH

Re: [ovirt-users] Strange network performance on VirtIIO VM NIC

2017-03-20 Thread FERNANDO FREDIANI
On 18/03/2017 12:53, Yaniv Kaul wrote: On Fri, Mar 17, 2017 at 6:11 PM, FERNANDO FREDIANI <fernando.fredi...@upx.com <mailto:fernando.fredi...@upx.com>> wrote: Hello all. I have a peculiar problem here which perhaps others may have had or know about and can advise.

Re: [ovirt-users] Error on Adding Host

2017-03-16 Thread FERNANDO FREDIANI
the fingerprint using running with a different port on SSH (and firewalld allowing the port) it was able to add the host normally and configure it correctly. Should I report it in bugzilla ? Let me know if you need anything further about this. Regards Fernando On 16/03/2017 11:53, FERNANDO FREDIANI

Re: [ovirt-users] Error on Adding Host

2017-03-16 Thread FERNANDO FREDIANI
000' Fernando On 16/03/2017 04:15, Yedidyah Bar David wrote: On Thu, Mar 16, 2017 at 5:24 AM, FERNANDO FREDIANI <fernando.fredi...@upx.com> wrote: Hi folks. I think I have been hit by the most annoying error you can get on oVirt. I have removed a Host from Engine, re-installed it with th

[ovirt-users] How to Feature Request

2017-03-22 Thread FERNANDO FREDIANI
Where is the best place to put feature requests ? Bugzilla with priority 'unspecified' or 'low' or anywhere else ? Thanks Fernando ___ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users

Re: [ovirt-users] Error on Node upgrade 2

2017-03-15 Thread FERNANDO FREDIANI
the upgrade process need refining. Taking the opportunity what is the procedure to remove from the Engine a Host that will never come back up ? Seems the remove option is grayed when the server is offline or unreachable. Fernando On 15/03/2017 10:06, FERNANDO FREDIANI wrote: Find

[ovirt-users] Latency threshold between Hosted Engine and Hosts

2017-04-17 Thread FERNANDO FREDIANI
Hello. I have a Engine which is hosted in a optimal location for the people who access it and this Engine manage multiple Datacenters, some close by and some far away in terms of latency. What is the maximum latency advised between the Engine and the hosts for a healthy operation or that

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-17 Thread FERNANDO FREDIANI
storage going down the storage becomes unavailable and all vms are down On Sat, Apr 15, 2017 at 10:37 AM FERNANDO FREDIANI <fernando.fredi...@upx.com <mailto:fernando.fredi...@upx.com>> wrote: Hello Konstantin. That doesn`t make much sense make a whole cluster depend on a

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-17 Thread FERNANDO FREDIANI
15, 2017 at 7:31 AM

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

2017-04-19 Thread FERNANDO FREDIANI
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] storage redundancy in Ovirt

2017-04-15 Thread FERNANDO FREDIANI
lly in a NFS Storage array ? Fernando 2017-04-15 12:42 GMT-03:00 Konstantin Raskoshnyi <konra...@gmail.com>: > In ovirt you have to attach storage through specific host. > If host goes down storage is not available. > > On Sat, Apr 15, 2017 at 7:31 AM FERNANDO FREDIANI < > ferna

Re: [ovirt-users] storage redundancy in Ovirt

2017-04-15 Thread FERNANDO FREDIANI
Well, make it not go through host1 and dedicate a storage server for running NFS and make both hosts connect to it. In my view NFS is much easier to manage than any other type of storage, specially FC and iSCSI and performance is pretty much the same, so you won`t get better results other than

Re: [ovirt-users] Networking setup

2017-04-14 Thread FERNANDO FREDIANI
Hello Alexis. Why use all those physical NICs and not simplify with fewer NICs and cabling. Things like Management, Migration and Display you may put on the same set of NICs (bond0) as Management and Display traffic are marginal so you have an almost dedicated NICs for Migration traffic. Then

Re: [ovirt-users] Passing VLAN trunk to VM

2017-03-09 Thread FERNANDO FREDIANI
Have you tried use Vlan 4095 ? On VMware it used to be the way to pass all Vlans from a vSwitch to a Vlan in a single port. And yes I have used it also for pfSense. Fernando On 09/03/2017 16:09, Simon Vincent wrote: Is it possible to pass multiple VLANs to a VM (pfSense) using a single

Re: [ovirt-users] Error on Node upgrade 2

2017-03-13 Thread FERNANDO FREDIANI
/03/2017 03:30, Yedidyah Bar David wrote: On Fri, Mar 10, 2017 at 2:37 PM, FERNANDO FREDIANI <fernando.fredi...@upx.com> wrote: I am not sure if another email I sent went through but has anyone got problems when upgrading a running oVirt-node-ng from 4.1.0 to 4.1.1. What kind of pr

Re: [ovirt-users] oVirt 4 and 10GbE NICs

2017-03-14 Thread FERNANDO FREDIANI
Isn't the traffic shown on the dashboard based in 1Gbps always, even if the hosts have 10Gb interfaces ? Is there anywhere in oVirt config files or Database that you can tell to the dashboard to consider 10Gb instead of 1Gb for those cases ? Thanks Fernando On 14/03/2017 07:57, Davide

Re: [ovirt-users] Passing VLAN trunk to VM

2017-03-12 Thread FERNANDO FREDIANI
t? >> >> On 9 Mar 2017 7:41 pm, "Rogério Ceni Coelho" <rogeriocenicoe...@gmail.com> >> wrote: >> >>> Hi, >>> >>> Ovirt user interface does not allow to input 4095 as a tag vlan number >>> ... Only values between 0 an

[ovirt-users] Error on Node upgrade 2

2017-03-10 Thread FERNANDO FREDIANI
I am not sure if another email I sent went through but has anyone got problems when upgrading a running oVirt-node-ng from 4.1.0 to 4.1.1. Is the only solution a complete reinstall of the node ? Thanks Fernando ___ Users mailing list

[ovirt-users] Error on Node upgrade

2017-03-08 Thread FERNANDO FREDIANI
Hello. I'm running oVirt-Node *4.1.0--0.20170201.0+1* on my hosts and tried a normal upgrade. It detected it has to upgrade to *4.1.1-0.3.rc1.20170303133657.git20d3594.el7.centos* from the ovirt-4.1-pre repository. The upgrade finished with the following problems: ... Running transaction

Re: [ovirt-users] oVirt Nodes Monitoring

2017-03-08 Thread FERNANDO FREDIANI
our oVirt hosts using Zabbix and we add the zabbix repo to the host so we keep it up to date. rgds, Arsène On 03/06/2017 03:00 PM, FERNANDO FREDIANI wrote: Hi. How do you guys monitor your hosts with Zabbix ? I see the oVirt Nodes have snmpd service installed and could be used for basic

[ovirt-users] oVirt Nodes Monitoring

2017-03-06 Thread FERNANDO FREDIANI
Hi. How do you guys monitor your hosts with Zabbix ? I see the oVirt Nodes have snmpd service installed and could be used for basic things but ideally, for Zabbix is good to use its agent. What would be the best way to install its zabbix-agent package and make it persistent ? Add its

Re: [ovirt-users] Strange network performance on VirtIIO VM NIC

2017-03-21 Thread FERNANDO FREDIANI
her vNICs. As a last resource I am considering add an extra 2 vCPUs to the VMs, but I guess that will only lower the problem. Does anyone think that "Threads per Core" or IO Thread could be a better choice ? Thanks Fernando On 18/03/2017 12:53, Yaniv Kaul wrote: On Fri, Mar 17, 2017

Re: [ovirt-users] Communication Problems between Engine and Hosts

2017-08-16 Thread FERNANDO FREDIANI
On Wed, Aug 2, 2017 at 5:11 PM, FERNANDO FREDIANI <fernando.fredi...@upx.com> wrote: Hello. Yesterday I had a pretty strange problem in one of our architectures. My oVirt which runs in one Datacenter and controls Nodes locally and also remotelly lost communication with the remote Nodes in a

[ovirt-users] oVirt Node with bcache

2017-08-16 Thread FERNANDO FREDIANI
Hello I just wanted to share a scenario with you and perhaps exchange more information with other people that may also have a similar scenario. For a couple of months I have been running a oVirt Node (CentOS 7.3 Minimal) with bcache (https://bcache.evilpiepirate.org/) for caching a SSD with

Re: [ovirt-users] Bizzare oVirt network problem

2017-07-12 Thread FERNANDO FREDIANI
, It looks like you have another oVirt instance in the same network segment(s). Don’t you? *From: *<users-boun...@ovirt.org> on behalf of FERNANDO FREDIANI <fernando.fredi...@upx.com> *Date: *Wednesday, 12 July 2017 at 16:21 *To: *"users@ovirt.org" <users@ovirt.org> *Sub

[ovirt-users] Bizzare oVirt network problem

2017-07-12 Thread FERNANDO FREDIANI
Hello. I am facing a pretty bizzare problem in two of my Nodes running oVirt. A given VM running a few hundred Mbps of traffic simply stops passing traffic and only recovers after a reboot. Checking the bridge with 'brctl showmacs BRIDGE' I see the VM's MAC address missing during this event.

Re: [ovirt-users] ovirt on sdcard?

2017-07-20 Thread FERNANDO FREDIANI
The proposed seems to be something interesting but is manual and susceptible to errors. I would much rather if this would come out of the box as it is VMware ESXi. A 'squashfs' type of image boots up and runs completely in memory. Any logging is written and rotated also in memory which keeps

[ovirt-users] Backup oVirt Node configuration

2017-07-18 Thread Fernando Frediani
Folks. I had a need to reinstall a oVirt Node a few times these days. This imposed reconfigure it all in order to add it back to oVirt Engine. What is a better way to backup a oVirt Node configuration, for when you reinstall it or if it fail completelly you just reinstall it and restore the

[ovirt-users] Problemas with ovirtmgmt network used to connect VMs

2017-07-21 Thread FERNANDO FREDIANI
Has anyone had problem when using the ovirtmgmt bridge to connect VMs ? I am still facing a bizarre problem where some VMs connected to this bridge stop passing traffic. Checking the problem further I see its mac address stops being learned by the bridge and the problem is resolved only with

Re: [ovirt-users] Ovirt Node

2017-07-25 Thread FERNANDO FREDIANI
Josep, these Hosts was CentOS Minimal Install or were oVirt-Node-NG images ? If they were CentOS Minimal install you must install vsdm before adding the host to oVirt Engine. Fernando On 25/07/2017 14:13, Jose Vicente Rosello Vila wrote: Hello users, I installed ovirt engine

Re: [ovirt-users] Problemas with ovirtmgmt network used to connect VMs

2017-07-24 Thread FERNANDO FREDIANI
way ? Thanks Fernando On 24/07/2017 09:47, FERNANDO FREDIANI wrote: Not tried this yet Edwardh, but will do at next time it happens. THe source mac address should be the mac as the VM. I don't see any reason for it to change from within the VM ou outside. What type of things would make

Re: [ovirt-users] oVirt VM backups

2017-07-27 Thread FERNANDO FREDIANI
One thing that I cannot conceive when doing oVirt backups is the need to clone the VM in order to copy it. Why, as in VMware, isn't possible to just Snapshot and copy the read-only disk ? Fernando On 27/07/2017 07:14, Abi Askushi wrote: Hi All, For VM backups I am using some python script

Re: [ovirt-users] Problemas with ovirtmgmt network used to connect VMs

2017-07-24 Thread FERNANDO FREDIANI
/2017 07:51, Edward Haas wrote: Have you tried to use tcpdump at the VM vNIC to examine if there is traffic trying to get out from there? And with what source mac address? Thanks, Edy, On Fri, Jul 21, 2017 at 5:36 PM, FERNANDO FREDIANI <fernando.fredi...@upx.com <mailto:fernando.fredi...@u

Re: [ovirt-users] ovirt-guest-agent - Ubuntu 16.04

2017-07-04 Thread FERNANDO FREDIANI
ntu/ubuntu/ubuntu/pool/universe/o/ovirt-guest-agent/ovirt-guest-agent_1.0.13.dfsg-1.dsc On Wed, Jun 28, 2017 at 5:37 PM, FERNANDO FREDIANI <fernando.fredi...@upx.com <mailto:fernando.fredi...@upx.com>> wrote: Hello Is the maintainer of ovirt-guest-agent for Ubuntu on th

Re: [ovirt-users] download/export a VM image

2017-07-03 Thread FERNANDO FREDIANI
Have exactlly the same doubt here as well. On 03/07/2017 12:05, aduckers wrote: Running a 4.1 cluster with FC SAN storage. I’ve got a VM that I’ve customized, and would now like to pull that out of oVirt in order to share with folks outside the environment. What’s the easiest way to do

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