Re: [ovirt-users] slow performance with export storage on glusterfs

2017-12-07 Thread Nir Soffer
On Thu, Nov 23, 2017 at 3:33 PM Yaniv Kaul wrote: > On Thu, Nov 23, 2017 at 1:43 PM, Jiří Sléžka wrote: > >> well, another idea >> >> when I did not use the direct flag, the performace was much better >> >> 15787360256 bytes (16 GB) copied, 422.955159 s,

[ovirt-users] 10Gb Networking with OVN

2017-12-07 Thread Beau Sapach
Hello everyone, I see here: https://www.ovirt.org/blog/2017/09/introducing-ovirt-4.2.0/ that version 4.2 will have OVN support. Does anyone know if this will allow VMs to take advantage of 10Gb networking without needing SR-IOV? -- Beau Sapach *System Administrator | Information Technology

Re: [ovirt-users] import thin provisioned disks with image upload

2017-12-07 Thread Gianluca Cecchi
On Thu, Dec 7, 2017 at 9:33 PM, Nir Soffer wrote: > > For transferring images over http, there is no way to avoid sending > unused blocks, except compression. > OK, understood >> Maybe this file was crated with preallocation=full? >>> >> >> In virt-manager there is not

Re: [ovirt-users] Scheduling daily Snapshot

2017-12-07 Thread Nir Soffer
On Wed, Dec 6, 2017 at 6:02 PM Jason Lelievre wrote: > Hello, > > What is the best way to set up a daily live snapshot for all VM, and have > the possibility to recover, for example, a specific VM to a specific day? > Each snapshot you create make reads and writes

Re: [ovirt-users] import thin provisioned disks with image upload

2017-12-07 Thread Nir Soffer
On Fri, Dec 8, 2017 at 1:35 AM Gianluca Cecchi wrote: > On Thu, Dec 7, 2017 at 9:33 PM, Nir Soffer wrote: > >> >> For transferring images over http, there is no way to avoid sending >> unused blocks, except compression. >> > > OK, understood > >

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

2017-12-07 Thread Christopher Cox
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] [Qemu-block] import thin provisioned disks with image upload

2017-12-07 Thread Eric Blake
On 12/07/2017 02:33 PM, Nir Soffer wrote: > $ truncate -s 1g empty > > $ stat empty > File: 'empty' > Size: 1073741824 Blocks: 0 IO Block: 4096 regular file > ... > > $ qemu-img info empty > image: empty > file format: raw > virtual size: 1.0G (1073741824 bytes) > disk size: 0

[ovirt-users] import thin provisioned disks with image upload

2017-12-07 Thread Gianluca Cecchi
On Thu, Dec 7, 2017 at 1:28 AM, Nir Soffer wrote: > > > On Thu, Dec 7, 2017 at 1:22 AM Gianluca Cecchi > wrote: > >> On Wed, Dec 6, 2017 at 11:42 PM, Nir Soffer wrote: >> >>> >>> BTW: I notice that the disk seems

Re: [ovirt-users] [ANN] oVirt 4.2.0 First Candidate Release is now available for testing

2017-12-07 Thread Yedidyah Bar David
On Tue, Dec 5, 2017 at 5:10 PM, Sandro Bonazzola wrote: > The oVirt Project is pleased to announce the availability of the First > Candidate Release of oVirt 4.2.0, as of December 5th, 2017 > > This is pre-release software. This pre-release should not to be used in >

Re: [ovirt-users] critical production issue for a vm

2017-12-07 Thread Nathanaël Blanchet
Le 06/12/2017 à 15:56, Maor Lipchuk a écrit : On Wed, Dec 6, 2017 at 12:30 PM, Nicolas Ecarnot > wrote: Le 06/12/2017 à 11:21, Nathanaël Blanchet a écrit : Hi all, I'm about to lose one very important vm. I shut down

Re: [ovirt-users] Failed Install - oVirt Node "ovirt-node-ng-installer-ovirt-4.1-2017120607"

2017-12-07 Thread Sandro Bonazzola
Il 07 Dic 2017 15:47, "andreil1" ha scritto: Hi, I have strange error of oVrt node install "ovirt-node-ng-installer-ovirt-4. 1-2017120607” on HP ProLiant ML350 G6 with hardware RAID5 3.6TB just after startup and language selection: anaconda 21.48.22.121-1 traceback …

[ovirt-users] Failed Install - oVirt Node "ovirt-node-ng-installer-ovirt-4.1-2017120607"

2017-12-07 Thread andreil1
Hi, I have strange error of oVrt node install "ovirt-node-ng-installer-ovirt-4.1-2017120607” on HP ProLiant ML350 G6 with hardware RAID5 3.6TB just after startup and language selection: anaconda 21.48.22.121-1 traceback … …./parted/disk.py, line 246 in add partition …. partition exception:

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

2017-12-07 Thread Maor Lipchuk
On Thu, Dec 7, 2017 at 9:10 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

[ovirt-users] 4-2rc hosted-engine don't boot error:cannot allocate kernel buffer

2017-12-07 Thread Roberto Nunin
Hi after successfully deployed fresh 4.2_rc with ovirt node, I'm facing with a blocking problem. hosted-engine won't boot. Reaching the console via vnc hook, I can see that it is at initial boot screen, but for any OS release available, I receive: [image: Immagine incorporata 1] then [image:

[ovirt-users] [ovirt-devel] FOSDEM 2018 - CFP is almost closed!

2017-12-07 Thread Piotr Kliczewski
All, FOSDEM 18's Virt and IaaS CFP ends today at midnight UTC. This is your last chance to submit your session, so do not wait any longer. You can find more details in [1]. Thanks, Piotr [1] https://www.ovirt.org/blog/2017/10/come-to-fosdem-event/ ___

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

2017-12-07 Thread FERNANDO FREDIANI
That's one of the reasons I prefer File storage (like NFS) than iSCSI or Fiberchannel. A lot more flexible and manageable. In the past for VMFS5 I used to work with 4TB LUNs. Now a days something between 4TB and 8TB may be ok given the bigger size of VMs, depending on your enviroment of

Re: [ovirt-users] Host ovritnode1 installation failed. Command returned failure code 1 during SSH session 'root@X.X.X.X'.

2017-12-07 Thread fung jacky
Sorry, I forgot to tell you that I am using centos 7 system 2017-12-07 16:27 GMT+08:00 fung jacky : > hi, >I encountered a problem. >I am getting an error when adding a host to ovirt-engine:Host > ovritnode1 installation failed. Command returned failure code 1

Re: [ovirt-users] Host ovritnode1 installation failed. Command returned failure code 1 during SSH session 'root@X.X.X.X'.

2017-12-07 Thread Kasturi Narra
Hello, Looks like there is a problem with the repo which is present in your system. Can you please disable the repo and try installing the host again? That should solve the problem. Thanks kasturi On Thu, Dec 7, 2017 at 1:53 PM, M.I.S <1312121...@qq.com> wrote: > hi, >I

[ovirt-users] Host ovritnode1 installation failed. Command returned failure code 1 during SSH session 'root@X.X.X.X'.

2017-12-07 Thread fung jacky
hi, I encountered a problem. I am getting an error when adding a host to ovirt-engine:Host ovritnode1 installation failed. Command returned failure code 1 during SSH session ' root@192.168.1.152'. PS: all user and password is correct. ​I checked engine log, the information is as follows:

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

2017-12-07 Thread Yaniv Kaul
On Thu, Dec 7, 2017 at 12:51 PM, Maor Lipchuk wrote: > On Thu, Dec 7, 2017 at 9:10 AM, Richard Chan > wrote: > >> What is the best practice for iSCSI storage domains: >> >> Many small targets vs a few large targets? >> >> Specific example: if

[ovirt-users] Host ovritnode1 installation failed. Command returned failure code 1 during SSH session 'root@X.X.X.X'.

2017-12-07 Thread M.I.S
hi, I encountered a problem. I am getting an error when adding a host to ovirt-engine:Host ovritnode1 installation failed. Command returned failure code 1 during SSH session 'root@192.168.1.152'. PS: all user and password is correct. I checked engine log, the information is as

Re: [ovirt-users] critical production issue for a vm

2017-12-07 Thread Nathanaël Blanchet
Le 07/12/2017 à 14:32, Donny Davis a écrit : This is just a shot in the dark,  but have you tried to use the disk copy feature? You can copy the disks back to where they were and try starting the VM No it doesn't work, the reason is always the same, some disks reference on the lun were

Re: [ovirt-users] critical production issue for a vm

2017-12-07 Thread Donny Davis
This is just a shot in the dark, but have you tried to use the disk copy feature? You can copy the disks back to where they were and try starting the VM On Thu, Dec 7, 2017 at 7:48 AM, Nathanaël Blanchet wrote: > > > Le 06/12/2017 à 15:56, Maor Lipchuk a écrit : > > > > On

Re: [ovirt-users] critical production issue for a vm

2017-12-07 Thread Nathanaël Blanchet
Many thanks to Nicolas who saved my life! When the export of disks (base + snapshot) has finished, I managed to boot up the vm into libvirt/kvm with the top disk snapshot as the main disk. Then, I believed reimporting the vm was the last thing to do, but integrated virt-v2v doesn't support

Re: [ovirt-users] import thin provisioned disks with image upload

2017-12-07 Thread Nir Soffer
On Thu, Dec 7, 2017 at 10:15 AM Gianluca Cecchi wrote: > On Thu, Dec 7, 2017 at 1:28 AM, Nir Soffer wrote: > >> >> >> On Thu, Dec 7, 2017 at 1:22 AM Gianluca Cecchi >> wrote: >> >>> On Wed, Dec 6, 2017 at 11:42 PM, Nir