[ovirt-users] Re: new hyperconverged setup

2020-12-02 Thread Strahil Nikolov via Users
-config-uds-index If your network is slower than your disks, you can enable dedup and compression. Also gluster has a setting called 'cluster.choose-local' . You can enable it in order to tell the FUSE driver to prefer local brick instead those over the network. Best Regards, Strahil Nikolov

[ovirt-users] Re: Unable to move or copy disks

2020-12-02 Thread Strahil Nikolov via Users
smart and it doesn't expect any foreign data to reside there. Of course, I could survive the downtime. Best Regards, Strahil Nikolov В вторник, 1 декември 2020 г., 19:40:28 Гринуич+2, supo...@logicworks.pt написа: Thanks Did you use the command cp to copy data between gluster volumes

[ovirt-users] Re: Constantly XFS in memory corruption inside VMs

2020-12-01 Thread Strahil Nikolov via Users
Could it be faulty ram ? Do you use ECC ram ? Best Regards, Strahil Nikolov В вторник, 1 декември 2020 г., 06:17:10 Гринуич+2, Vinícius Ferrão via Users написа: Hi again, I had to shutdown everything because of a power outage in the office. When trying to get the infra up again

[ovirt-users] Re: Unable to move or copy disks

2020-12-01 Thread Strahil Nikolov via Users
e and move the disk to that new storage. Once you move all VM's disks you can get rid of the old Gluster volume and reuse the space . P.S.: Sadly I didn't have the time to look at your logs . Best Regards, Strahil Nikolov В понеделник, 30 ноември 2020 г., 01:22:46 Гринуич+2, написа:

[ovirt-users] Re: Unable to move or copy disks

2020-11-29 Thread Strahil Nikolov via Users
// of=/dev/null bs=4M status=progress Does it give errors ? Best Regards, Strahil Nikolov В неделя, 29 ноември 2020 г., 20:06:42 Гринуич+2, supo...@logicworks.pt написа: No heals pending There are some VM's I can move the disk but some others VM's I cannot move the disk It's a simple

[ovirt-users] Re: Constantly XFS in memory corruption inside VMs

2020-11-29 Thread Strahil Nikolov via Users
Damn... You are using EFI boot. Does this happen only to EFI machines ? Did you notice if only EL 8 is affected ? Best Regards, Strahil Nikolov В неделя, 29 ноември 2020 г., 19:36:09 Гринуич+2, Vinícius Ferrão написа: Yes! I have a live VM right now that will de dead on a reboot

[ovirt-users] Re: Constantly XFS in memory corruption inside VMs

2020-11-29 Thread Strahil Nikolov via Users
Can you check the output on the VM that was affected: # cat /etc/*release # sysctl -a | grep dirty Best Regards, Strahil Nikolov В неделя, 29 ноември 2020 г., 19:07:48 Гринуич+2, Vinícius Ferrão via Users написа: Hi Strahil. I’m not using barrier options on mount. It’s the default

[ovirt-users] Re: Constantly XFS in memory corruption inside VMs

2020-11-29 Thread Strahil Nikolov via Users
As you use proto=TCP it should not cause the behaviour you are observing. I was wondering if the VM is rebooted for some reason (maybe HA) during intensive I/O. Best Regards, Strahil Nikolov В неделя, 29 ноември 2020 г., 19:07:48 Гринуич+2, Vinícius Ferrão via Users написа: Hi

[ovirt-users] Re: Unable to move or copy disks

2020-11-29 Thread Strahil Nikolov via Users
Are you sure you don't have any heals pending ? I should admit I have never seen this type of error. Is it happening for all VMs or only specific ones ? Best Regards, Strahil Nikolov В неделя, 29 ноември 2020 г., 15:37:04 Гринуич+2, supo...@logicworks.pt написа: Sorry, I found

[ovirt-users] Re: Guest OS Memory Free/Cached/Buffered: Not Configured

2020-11-29 Thread Strahil Nikolov via Users
if it frees most of their cache.Sadly without cache performance will drop , but you can't assign unlimited memory :D Best Regards, Strahil Nikolov В неделя, 29 ноември 2020 г., 10:57:00 Гринуич+2, Stefan Seifried написа: Hi, I'm quite new to oVirt, so my apologizies if I'm asking

[ovirt-users] Re: Constantly XFS in memory corruption inside VMs

2020-11-28 Thread Strahil Nikolov via Users
Are you using "nobarrier" mount options in the VM ? If yes, can you try to remove the "nobarrrier" option. Best Regards, Strahil Nikolov В събота, 28 ноември 2020 г., 19:25:48 Гринуич+2, Vinícius Ferrão написа: Hi Strahil, I moved a running VM to

[ovirt-users] Re: Constantly XFS in memory corruption inside VMs

2020-11-28 Thread Strahil Nikolov via Users
Can you try with a test vm, if this happens after a Virtual Machine migration ? What are your mount options for the storage domain ? Best Regards, Strahil Nikolov В събота, 28 ноември 2020 г., 18:25:15 Гринуич+2, Vinícius Ferrão via Users написа:    Hello,   I’m trying

[ovirt-users] Re: VM memory decrease

2020-11-26 Thread Strahil Nikolov via Users
Better check why the hosts are starving for memory. Best Regards, Strahil Nikolov В 10:03 + на 26.11.2020 (чт), Erez Zarum написа: > I think i'm answering my self :) > I noticed "mom.Controllers.Balloon - INFO - Ballooning guest" message > in the mom.log. > So

[ovirt-users] Re: Gluster volume slower then raid1 zpool speed

2020-11-25 Thread Strahil Nikolov via Users
The virt settings (highly recommended for Virtual usage) enabled SHARDING. ONCE ENABLED, NEVER EVER DISABLE SHARDING !!! Best Regards, Strahil Nikolov В 16:34 -0800 на 25.11.2020 (ср), WK написа: > > No, that doesn't look right. > > > > I have a testbe

[ovirt-users] Re: Gluster volume slower then raid1 zpool speed

2020-11-25 Thread Strahil Nikolov via Users
Any reason to use dsync flag ? Do you have a real workload to test with ? Best Regards, Strahil Nikolov В 10:29 + на 25.11.2020 (ср), Harry O написа: > Unfortunately I didn't get any improvement by upgrading the network. > > Bare metal (zfs raid1 zvol): > dd

[ovirt-users] Re: bond or different networks for frontend and backend

2020-11-24 Thread Strahil Nikolov via Users
to span multiple slaves, although a single connection will not span multiple slaves. Best Regards, Strahil Nikolov В вторник, 24 ноември 2020 г., 15:29:50 Гринуич+2, jb написа: Sorry I hear this hashing term the first time. So in cockpit this would be a team with 802.3ad LACP / Passive

[ovirt-users] Re: bond or different networks for frontend and backend

2020-11-24 Thread Strahil Nikolov via Users
If I had 4 x 1GBE , I would consider LACP with hashing on layer 3+4. For production use, I would go with 10GBE at least. Best Regards, Strahil Nikolov В вторник, 24 ноември 2020 г., 10:40:22 Гринуич+2, jb написа: Hello, here in the description (https://www.ovirt.org/documentation

[ovirt-users] Re: Unable to move or copy disks

2020-11-22 Thread Strahil Nikolov via Users
No, but keep an eye on you "/var/log" as debug is providing a lot of info. Usually when you got a failure to move the disk, you can disable and check the logs. Best Regards, Strahil Nikolov В неделя, 22 ноември 2020 г., 21:12:26 Гринуич+2, написа: Do I need to resta

[ovirt-users] Re: Unable to move or copy disks

2020-11-21 Thread Strahil Nikolov via Users
. Also, consider providing oVirt version, Gluster version and some details about your setup - otherwise helping you is almost impossible. Best Regards, Strahil Nikolov В събота, 21 ноември 2020 г., 18:16:13 Гринуич+2, supo...@logicworks.pt написа: With older gluster verison this does

[ovirt-users] Re: User portal and DNS entries removal

2020-11-21 Thread Strahil Nikolov via Users
Have you thought to use a vdsm hook that executes your logic once a VM is removed ? This way users won't have the ability to alter the DNS records themselves ,which is way more secure and reliable. Best Regards, Strahil Nikolov В събота, 21 ноември 2020 г., 10:26:45 Гринуич+2, Nathanaël

[ovirt-users] Re: Unable to move or copy disks

2020-11-20 Thread Strahil Nikolov via Users
I can recommend you to: - enable debug level of gluster's bricks - try to reproduce the issue I had similar issue with gluster v6.6 and above. Best Regards, Strahil Nikolov В петък, 20 ноември 2020 г., 23:35:14 Гринуич+2, написа: I tried to move the VM disk with the VM up I also

[ovirt-users] Re: Unable to move or copy disks

2020-11-20 Thread Strahil Nikolov via Users
Can you try a live migration ? I got a similar case and the live migration somehow triggered a fix. Best Regards, Strahil Nikolov В петък, 20 ноември 2020 г., 21:04:13 Гринуич+2, написа: Hi, I was trying to move a disk between glusters domain storage without success. # gluster

[ovirt-users] Re: How to create a backup in event of hardware failure of a single hosted engine?

2020-11-18 Thread Strahil Nikolov via Users
What are you trying to achive ? Best Regards, Strahil Nikolov В сряда, 18 ноември 2020 г., 13:40:18 Гринуич+2, ernestclydeac...@gmail.com написа: Hello Alex, How do i prepare the gluster volume as the gluster volume is also hosted on the 1st baremetal, can you elaborate this setup

[ovirt-users] Re: Migration VM

2020-11-18 Thread Strahil Nikolov via Users
Once the vm fails, you can check in the host's vdsm log the whole xml file. Can you share that ? Best Regards, Strahil Nikolov В сряда, 18 ноември 2020 г., 11:31:55 Гринуич+2, tiziano.paci...@par-tec.it написа: Hi, I installed a new server, using the ovirt iso, with the target

[ovirt-users] Re: Hosted Engine can't migrate

2020-11-18 Thread Strahil Nikolov via Users
Hi Bradley, usually this is not supposed to happen. I can propose you a fast fix: - Set a node into maintenance (via the UI) and then from the "Installation" drop down menu (upper right) click "reinstall" There is a tab for the HostedEngine and you have to mark it as deployed/installed If it

[ovirt-users] Re: Found a host rebooting - ways to watch?

2020-11-18 Thread Strahil Nikolov via Users
I would recommend you to check this one:  https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.3/html/administration_guide/chap-event_notifications Best Regards, Strahil Nikolov В вторник, 17 ноември 2020 г., 22:00:08 Гринуич+2, Chris Adams написа: I just noticed

[ovirt-users] Re: Really slow manager node

2020-11-16 Thread Strahil Nikolov via Users
the first change and  ovirt-engine-dwhd + ovirt-engine-reportsd for the second one. Best Regards, Strahil Nikolov В понеделник, 16 ноември 2020 г., 15:10:22 Гринуич+2, Nicolás написа: Hi, We're running oVirt 4.3.8 and even if this is a problem we've had since a lot of time (I

[ovirt-users] Re: easy way to migrate to new engine

2020-11-16 Thread Strahil Nikolov via Users
Actually you can import the NFS, but all VM disks should be on that NFS and the VM must be stopped.Also , don't forget the template (if you used template) - it also must be on the NFS. Then importing is like a piece of cake. Best Regards, Strahil Nikolov В понеделник, 16 ноември 2020 г

[ovirt-users] Re: Problem with Cluster-wise BIOS Settings in oVirt 4.4

2020-11-16 Thread Strahil Nikolov via Users
HostedEngine-RECOVERY]# cat vdsm-ovirtmgmt.xml  vdsm-ovirtmgmt  8ded486e-e681-4754-af4b-5737c2b05405     And define that network via 'virsh net-define'. If you manage to power up the HostedEngine, you will be able to revert your changes. Good luck, and better start making backups :D Best Re

[ovirt-users] Re: Root Password Reset

2020-11-16 Thread Strahil Nikolov via Users
Can you reach the Engine system via ssh (as root) ? Is it HostedEngine or a separate Engine ? Best Regards, Strahil Nikolov В понеделник, 16 ноември 2020 г., 11:32:39 Гринуич+2, ilird...@live.com написа: Hello! I'm new to oVirt, one of my customers has a 2 node (cluster) of oVirt

[ovirt-users] Re: Cannot copy or move disks

2020-11-15 Thread Strahil Nikolov via Users
Most probably a gluster bug. Best Regards, Strahil Nikolov В неделя, 15 ноември 2020 г., 22:31:24 Гринуич+2, supo...@logicworks.pt написа: So, you think it's really a bug? De: "Nir Soffer" Para: supo...@logicworks.pt Cc: "users&

[ovirt-users] Re: Cannot copy or move disks

2020-11-15 Thread Strahil Nikolov via Users
Do the files really exist ? Any heals pending ? Best Regards, Strahil Nikolov В неделя, 15 ноември 2020 г., 16:24:48 Гринуич+2, supo...@logicworks.pt написа: Here it is: # sudo -u vdsm /usr/bin/qemu-img convert -p -t none -T none -f raw -O raw /rhev/data-center/mnt/glusterSD/node1

[ovirt-users] Re: Cannot copy or move disks

2020-11-14 Thread Strahil Nikolov via Users
-9f8f-e6ae68794051 /rhev/data-center/mnt/glusterSD/node1-teste.ac loud.pt:_data2/83f8bbfd-cfa3-46d9-a823-c36054826d13/images/97977cbf-eecc-4476-a11f-7798425d40c4/01178644-2ad6-4d37-8657-f33f547bee6b Best Regards, Strahil Nikolov В събота, 14 ноември 2020 г., 16:46:37 Гринуич+2, supo

[ovirt-users] Re: ovirt glusterfs

2020-11-13 Thread Strahil Nikolov via Users
It clearly indicates the problem - enable SELINUX. Best Regards, Strahil Nikolov В петък, 13 ноември 2020 г., 17:08:57 Гринуич+2, написа: Hello, I try use Gluster deploymont. I've the message error: failed: [llrovirttest02.in2p3.fr] (item={u'path': u'/gluster_bricks/engine

[ovirt-users] Re: Old and new hardware mix

2020-11-12 Thread Strahil Nikolov via Users
As oVirt 4.4.X is using EL8 , you just need to install it with CentOS8 and check if everything goes well. I know that some old hardware was deprecated , but elrepo repository helps alot in such cases. Best Regards, Strahil Nikolov В четвъртък, 12 ноември 2020 г., 12:14:56 Гринуич+2, n

[ovirt-users] Re: sshd_config AuthorizedKeysFile

2020-11-12 Thread Strahil Nikolov via Users
What happens when you change the default, but also add a "Match" directive overriding that option for the engine ? Best Regards, Strahil Nikolov В четвъртък, 12 ноември 2020 г., 10:01:12 Гринуич+2, Angus Clarke написа:    Hello Sharing for anyone who needs it, this w

[ovirt-users] Re: Deploy oVirt Engine fail behind proxy

2020-11-10 Thread Strahil Nikolov via Users
ite common in Enterprise environments .     Best Regards, Strahil Nikolov В вторник, 10 ноември 2020 г., 18:57:03 Гринуич+2, Strahil Nikolov написа: Simeon's proposal will be valid only for the deployment of the package - and it should allow the deployment to pass. The example from the prev

[ovirt-users] Re: Deploy oVirt Engine fail behind proxy

2020-11-10 Thread Strahil Nikolov via Users
hen installing software would look like ( I haven't tested it,though):   - name: Deploy_proxy     lineinfile:       line:  "proxy=http://myproxy.localdomain:3399;       state: "present"       path: "/etc/dnf/dnf.conf"     delegate_to: localhost Best Regards, Strahil Nikolo

[ovirt-users] Re: Deploy oVirt Engine fail behind proxy

2020-11-10 Thread Strahil Nikolov via Users
/roles/ovirt.hosted_engine_setup I guess you can run a grep in that dir (use -R for recursive) to find the task name that failed /it's in your previous e-mail/ and then I guess you can put it somewhere before that. Best Regards, Strahil Nikolov В вторник, 10 ноември 2020 г., 17:45:48

[ovirt-users] Re: VM's gone to unknown state

2020-11-10 Thread Strahil Nikolov via Users
UI after the upload and notice the uuid of the disk (long string) and then you can find it in Gluster and use sha256sum or md5sum to verify the upload. P.S.: about that error, I would look first in the DB. Best Regards, Strahil Nikolov В вторник, 10 ноември 2020 г., 12:20:50 Гринуич+2,

[ovirt-users] Re: Deploy oVirt Engine fail behind proxy

2020-11-10 Thread Strahil Nikolov via Users
t"  path: "/etc/profile.d/proxy.sh"    delegate_to: localhost And the result is: [root@engine ~]# echo $http_proxy http://myproxy.localdomain:3399 [root@engine ~]# echo $https_proxy https://myproxy.localdomain:3340 [root@engine ~]# echo $no_proxy     localhost Best Regards, Strahil N

[ovirt-users] Re: setting routing rules for guests?

2020-11-10 Thread Strahil Nikolov via Users
Erm... cause it tries to do one thing - Virtualization. If you need a DHCP server, deploy a VM and create the DHCP server. Best Regards, Strahil Nikolov В вторник, 10 ноември 2020 г., 08:09:57 Гринуич+2, yam yam написа: Thanks for the reply! Do you know why oVirt doesn't support

[ovirt-users] Re: setting routing rules for guests?

2020-11-09 Thread Strahil Nikolov via Users
h VMs to be in the same VLAN. For example: VM1 - 192.168.0.1/24 VM2 - 192.168.0.1/24 Floating IP - 192.168.0.200/24 Best Regards, Strahil Nikolov ___ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-le...@ovirt.org Privacy Statement:

[ovirt-users] Re: Upgrade hyperconverged self-hosted ovirt from 4.3 to 4.4

2020-11-09 Thread Strahil Nikolov via Users
, you have the option to create a new setup and migrate the VMs one by one (when downtime allows you) from the 4.3 setup to 4.4 setup. Best Regards, Strahil Nikolov ___ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-le...@

[ovirt-users] Re: VM's gone to unknown state

2020-11-09 Thread Strahil Nikolov via Users
atus - they should be running. The engine's logs might also help. Best Regards, Strahil Nikolov В понеделник, 9 ноември 2020 г., 11:53:54 Гринуич+2, hjadavall...@ukaachen.de написа: Dear Strahil Nikolov, Thank you for the quick response! Though I restarted teh engine twice from hosted en

[ovirt-users] Re: setting routing rules for guests?

2020-11-09 Thread Strahil Nikolov via Users
You can use vdsm hooks to do almost everything. About the Floating IP, I keep it for VMs in the same VLAN. Best Regards, Strahil Nikolov В понеделник, 9 ноември 2020 г., 10:35:47 Гринуич+2, yam yam написа: Hello everyone! I'm wondering there is any feature like applying routing

[ovirt-users] Re: Upgrade hyperconverged self-hosted ovirt from 4.3 to 4.4

2020-11-09 Thread Strahil Nikolov via Users
procedure for HE 10.Add the other nodes from the oVirt cluster 11.Set EL7-based hosts to maintenance and power off 12.Repeat steps 4-8 for the second host (step 11) ... In the end, you can bring the CLuster Level up to 4.4 and enjoy... Yet, this is just theory :) Best Regards, Strahil Nikolov Keep

[ovirt-users] Re: VM's gone to unknown state

2020-11-08 Thread Strahil Nikolov via Users
Usually this happens when the engine can no longer reach the host and of course , there is no fencing mechanism to confirm that the node was rebooted. It's interesting that all VMs are in such state ... I would restart the engine itself. Best Regards, Strahil Nikolov В неделя, 8 ноември

[ovirt-users] Re: cannot live migrate the hosted engine

2020-11-07 Thread Strahil Nikolov via Users
If this is an oVIrt 4.4 , then open a bug on bugzilla.redhat.com . Best Regards, Strahil Nikolov В събота, 7 ноември 2020 г., 11:42:48 Гринуич+2, Rob Verduijn написа: Hi, Found it, The hardware is identical (3xhp microserver g10, identical disks, cpu and ram

[ovirt-users] Re: cannot live migrate the hosted engine

2020-11-06 Thread Strahil Nikolov via Users
Hi Rob, I would check the vdsm logs on the host where the HostedEngine VM was already running (source). Also , you can check the logs on the HE itself. In the UI, check the cluster cpu settings and your hosts. Is it possible that one node has newer CPU than the other ? Best Regards, Strahil

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-06 Thread Strahil Nikolov via Users
Yes, replica volume size is the size of the smallest brick. If you have 3 hosts with 3 directories called /gluster_bricks/engine/engine , you need to extend every block device that is used for mounting on /gluster_bricks/engine. Best Regards, Strahil Nikolov В петък, 6 ноември 2020 г

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-06 Thread Strahil Nikolov via Users
You just need to get the bricks via: gluster volume info engine Then you need to go to each server and extend the mount point to at least 61GB. Also, you need to mount and delete everything inside the content. Last issue: /usr/sbin/ovirt-hosted-engine-cleanup Best Regards, Strahil Nikolov

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-06 Thread Strahil Nikolov via Users
Cleaning up is OK, but I got no idea why it fails. What was the exact error ? Best Regards, Strahil Nikolov В петък, 6 ноември 2020 г., 12:38:03 Гринуич+2, hjadavall...@ukaachen.de написа: Dear Mr.Strahil Nikolov, Thank you once again! I tried cleaning up the storage path

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-05 Thread Strahil Nikolov via Users
What is the output of 'gluster volume info engine' & 'gluster volume status engine' (where engine is the volume name) ? Best Regards, Strahil Nikolov В четвъртък, 5 ноември 2020 г., 23:37:35 Гринуич+2, marcel d'heureuse написа: No, the edge was running and we have cra

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-05 Thread Strahil Nikolov via Users
to rebuild it from scratch but it is complaining as it has too few space on the volume - right ? Best Regards, Strahil Nikolov В четвъртък, 5 ноември 2020 г., 20:44:48 Гринуич+2, Marcel написа: Moin, Thats sounds interessing. How you can cleanup a gluster volume of the hosted engine

[ovirt-users] Re: configuration of hyperconverged setup with ssd cache for slow drives

2020-11-05 Thread Strahil Nikolov via Users
Create a vdo device with 'emulate52' and use that for your LVM's PV. Best Regards, Strahil Nikolov В четвъртък, 5 ноември 2020 г., 18:24:32 Гринуич+2, Rob Verduijn написа: Hello, After a serious struggle I finally managed to get ovirt-hosted engine with the hyperconverged setup

[ovirt-users] Re: Fence Agent in Virtual Environment

2020-11-05 Thread Strahil Nikolov via Users
This is just a guess , but you might be able to install fence_xvm on all Virtualized Hosts . Best Regards, Strahil Nikolov В четвъртък, 5 ноември 2020 г., 16:00:40 Гринуич+2, jb написа: Hello, I would like to build a hyperconverged gluster with hosted engine in a virtual

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-05 Thread Strahil Nikolov via Users
://www.ovirt.org/documentation/installing_ovirt_as_a_self-hosted_engine_using_the_command_line/#hardware-requirements_SHE_cli_deploy clearly states that 25G is enough. Best Regards, Strahil Nikolov В четвъртък, 5 ноември 2020 г., 15:44:19 Гринуич+2, hjadavall...@ukaachen.de написа

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-05 Thread Strahil Nikolov via Users
I think the minimum is 60G and it seems that your deployment has failed, so can you cleanup the share and extend it to 65G ? Best Regards, Strahil Nikolov В четвъртък, 5 ноември 2020 г., 11:17:48 Гринуич+2, hjadavall...@ukaachen.de написа: Dear Mr.Strahil Nikolov, Thanks for yoor

[ovirt-users] Re: Issue with ovirt self hosted engine instalaltion 4.4

2020-11-04 Thread Strahil Nikolov via Users
When you mount the gluster volume manually and run "df -h /gluster/mount/point" , how much space does it show ? Best Regards, Strahil Nikolov В сряда, 4 ноември 2020 г., 17:48:56 Гринуич+2, hjadavall...@ukaachen.de написа: Hello, Good Day! I'm Hariharan and I'm working

[ovirt-users] Re: ovirt glusterfs

2020-11-03 Thread Strahil Nikolov via Users
The ansible playbook is expecting that the "/dev/sdb" (which you have defined) to be without any partitions or data. Just wipe it and try again. Best Regards, Strahil Nikolov В понеделник, 2 ноември 2020 г., 17:59:13 Гринуич+2, garcialiang.a...@gmail.com написа: Hello,

[ovirt-users] Re: HCI with 5 node quest

2020-11-03 Thread Strahil Nikolov via Users
you can use 5 nodes like this: nodeA - data, volume1 nodeB - data ,volume1 nodeC - arbiter, volume1 ; arbiter , volume2 nodeD - data, volume2 nodeE - data, volume2 Best Regards, Strahil Nikolov  В неделя, 1 ноември 2020 г., 23:12:21 Гринуич+2, Simon Scott написа: Apologies Strahill, I

[ovirt-users] Re: HCI with 5 node quest

2020-11-01 Thread Strahil Nikolov via Users
rds, Strahil Nikolov В неделя, 1 ноември 2020 г., 12:44:40 Гринуич+2, si...@justconnect.ie написа: I have a 3 node HCI setup with 2 Replica 3 volumes using nodes 1, 2 & 3 and have added 2 additional Compute nodes to this Cluster. What is stopping me from adding nodes 4 & 5 as Gl

[ovirt-users] Re: Discard after Delete

2020-11-01 Thread Strahil Nikolov via Users
Where is that option ? Best Regards, Strahil Nikolov В неделя, 1 ноември 2020 г., 08:56:44 Гринуич+2, Joris DEDIEU написа: Hi list, I forgot to check "Discard after Delete" when creating a new volume. Is there a way (other than to empty the volume) to reclaim free blocks.

[ovirt-users] Re: ovirt guest agent ubuntu 16.04.6 LTS

2020-11-01 Thread Strahil Nikolov via Users
Check if qemu-guest-agent(s) is availabile and use that instead. Best Regards, Strahil Nikolov В събота, 31 октомври 2020 г., 22:04:46 Гринуич+2, написа: What is the best way to install ovirt guest on Ubuntu 16.04.6? What I did: # apt-get install ovirt-guest-agent I changed value

[ovirt-users] Re: Training Video or document or training session

2020-10-31 Thread Strahil Nikolov via Users
The only one I know is RH318, but it is a paid one. Best Regards, Strahil Nikolov В събота, 31 октомври 2020 г., 02:03:59 Гринуич+2, i...@worldhostess.com написа: Can someone recommend a training video of some kind of step by step document to do the installation and administration

[ovirt-users] Re: Question about OVN MTU

2020-10-30 Thread Strahil Nikolov via Users
If you mean "Administration" -> "Providers" -> "Ovirt-provider-ovn" -> it is enabled. Best Regards, Strahil Nikolov В петък, 30 октомври 2020 г., 21:10:02 Гринуич+2, Strahil Nikolov написа: Any hint for the location of "Automatic Syn

[ovirt-users] Re: Question about OVN MTU

2020-10-30 Thread Strahil Nikolov via Users
Any hint for the location of "Automatic Synchronization" in UI ? Best Regards, Strahil Nikolov В петък, 30 октомври 2020 г., 20:16:13 Гринуич+2, Dominik Holler написа: On Fri, Oct 30, 2020 at 7:03 PM Strahil Nikolov wrote: > in 4.3.10's UI it shows 1500 :) > Th

[ovirt-users] Re: Question about OVN MTU

2020-10-30 Thread Strahil Nikolov via Users
in 4.3.10's UI it shows 1500 :) В петък, 30 октомври 2020 г., 13:25:05 Гринуич+2, Dominik Holler написа: On Thu, Oct 29, 2020 at 9:36 PM Alex K wrote: > > > On Tue, Oct 27, 2020, 02:49 Strahil Nikolov via Users wrote: >> Hello All, >> >> I would l

[ovirt-users] Re: Question about OVN MTU

2020-10-29 Thread Strahil Nikolov via Users
Erm... noone ? Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 02:51:00 Гринуич+2, Strahil Nikolov via Users написа: Hello All, I would like to learn more about OVN and especially the maximum MTU that I can use in my environment. Current Setup 4.3.10 Network

[ovirt-users] Re: vdsm with NFS storage reboot or shutdown more than 15 minutes. with error failed to unmount /rhev/data-center/mnt/172.18.81.14:_home_nfs_data: Device or resource busy

2020-10-29 Thread Strahil Nikolov via Users
aintenance is cancelled.Next it will set the host into maintenance and most probably (not sure about this one) the engine will assign a new host as SPM. Best Regards, Strahil Nikolov В сряда, 28 октомври 2020 г., 05:04:44 Гринуич+2, lifuqi...@sunyainfo.com написа: Hi, Strahil,    

[ovirt-users] Re: Add Node to a single node installation with self hosted engine.

2020-10-29 Thread Strahil Nikolov via Users
=' of mkfs.xfs). Best Regards, Strahil Nikolov В сряда, 28 октомври 2020 г., 00:33:22 Гринуич+2, marcel d'heureuse написа: Hi Strahil, where can I find some documents for the conversion to replica? works this also for the engine brick? br marcel Am 27. Oktober 2020 16:40:59 MEZ schrieb

[ovirt-users] Re: Improve glusterfs performance

2020-10-28 Thread Strahil Nikolov via Users
You can change it via UI -> Hosts -> select new SPM host -> Management -> Select as SPM Best Regards, Strahil Nikolov В сряда, 28 октомври 2020 г., 19:46:14 Гринуич+2, написа: I think I have a problem in a Nic of one host. This host is the SPM That's probably why

[ovirt-users] Re: Improve glusterfs performance

2020-10-28 Thread Strahil Nikolov via Users
/iSCSI Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 21:53:05 Гринуич+2, supo...@logicworks.pt написа: No, is not a replica gluster, is just one brick one volume, one single server storage. This is what I get: # gluster volume set data group virt volume set: failed

[ovirt-users] Re: Improve glusterfs performance

2020-10-27 Thread Strahil Nikolov via Users
ter volume set group virt' in order to implement the optimal settings for Virtualization.Of course , some tunings can be made like how many I/O threads to be used and some caching - but even the defaults are OK. Have you checked anything from the list I send you ? Best Regards, Strahil Nikol

[ovirt-users] Re: Gluster Domain Storage full

2020-10-27 Thread Strahil Nikolov via Users
DC. Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 19:20:31 Гринуич+2, supo...@logicworks.pt написа: So, in oVirt if I want a single storage, without high availability, what is the best solution? Can I use gluster replica 1 for a single storage? by the way, cluster.min-fr

[ovirt-users] Re: Gluster Domain Storage full

2020-10-27 Thread Strahil Nikolov via Users
Nope, oficially oVirt supports only replica 3 (replica 3 arbiter 1) or replica 1 (which actually is a single brick distributed ) volumes. If you have issues related to the Gluster Volume - liek this case , the community support will be "best effort". Best Regards, Strahil Nikol

[ovirt-users] Re: Improve glusterfs performance

2020-10-27 Thread Strahil Nikolov via Users
Why don't you use the devices of the 2 bricks in a single striped LV or raid0 md device ? Distributed volumes spread the files among the bricks and the performance is limited to the brick's device speed. Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 18:09:47 Гринуич+2

[ovirt-users] Re: Improve glusterfs performance

2020-10-27 Thread Strahil Nikolov via Users
Are the VM's disks located on the distributed Volume ? Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 17:21:49 Гринуич+2, supo...@logicworks.pt написа: The engine version is 4.3.9.4-1.el7 I have 2 simple glusterfs, a volume with one brick gfs1 with an old version

[ovirt-users] Re: Gluster Domain Storage full

2020-10-27 Thread Strahil Nikolov via Users
eating the last space you got left ... so be quick :) P.S.2: I hope you know that the only supported volume types are 'distributed-replicated' and 'replicated' :) Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 11:02:10 Гринуич+2, supo...@logicworks.pt написа

[ovirt-users] Re: vdsm with NFS storage reboot or shutdown more than 15 minutes. with error failed to unmount /rhev/data-center/mnt/172.18.81.14:_home_nfs_data: Device or resource busy

2020-10-27 Thread Strahil Nikolov via Users
kills the node ungracefully in order to safely start HA VMs on another node. Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 10:27:01 Гринуич+2, lifuqi...@sunyainfo.com написа: Hi everyone:     Description of problem:     When exec "reboot" or "shutdown -h

[ovirt-users] Re: Add Node to a single node installation with self hosted engine.

2020-10-27 Thread Strahil Nikolov via Users
Hello Gobinda, I know that gluster can easily convert distributed volume to replica volume, so why it is not possible to first convert to replica and then add the nodes as HCI ? Best Regards, Strahil Nikolov В вторник, 27 октомври 2020 г., 08:20:56 Гринуич+2, Gobinda Das написа

[ovirt-users] Re: adminstration portal wont complete load, looping

2020-10-26 Thread Strahil Nikolov via Users
I found this in the SPAM folder ... maybe it's not relevant any more. My guess is that you updated chrome recently and they changed something :) In my case (openSUSE Leap 15) , it was just an ad-blocker , but I guess your chrome version could be newer. Best Regards, Strahil Nikolov В

[ovirt-users] Re: Gluster Domain Storage full

2020-10-26 Thread Strahil Nikolov via Users
olume info   Best Regards, Strahil Nikolov В четвъртък, 15 октомври 2020 г., 16:55:27 Гринуич+3, написа: Hello, I just add a second brick to the volume. Now I have 10% free, but still cannot delete the disk. Still the same message: VDSM command DeleteImageGroupVDS failed: Could not

[ovirt-users] Question about OVN MTU

2020-10-26 Thread Strahil Nikolov via Users
Best Regards, Strahil Nikolov ___ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-le...@ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/communit

[ovirt-users] Re: Improve glusterfs performance

2020-10-25 Thread Strahil Nikolov via Users
ose-local to 'yes' - Any errors and warnings in the gluster logs ? Best Regards, Strahil Nikolov В четвъртък, 22 октомври 2020 г., 13:59:04 Гринуич+3, написа: Hello, For example, a window machine runs to slow, usually the disk is allways in 100% The group virt setti

[ovirt-users] Re: Storage Domain Data (Master)

2020-10-23 Thread Strahil Nikolov via Users
Hm... interesting case. Have you tried to set it into maintenance ? Setting a domain to maintenance forces oVirt to pick another domain for master. Best Regards, Strahil Nikolov В петък, 23 октомври 2020 г., 19:34:19 Гринуич+3, supo...@logicworks.pt написа: When data (Master

[ovirt-users] Re: Manual VM Migration fails

2020-10-23 Thread Strahil Nikolov via Users
Can you try to set the destination host into maintenance and then 'reinstall' from the web UI drop down ? Best Regards, Strahil Nikolov В петък, 23 октомври 2020 г., 18:00:07 Гринуич+3, Anton Louw via Users написа: Apologies, I should also add that the destination node

[ovirt-users] Re: Gluster volume not responding

2020-10-23 Thread Strahil Nikolov via Users
Most probably , but I have no clue. You can set the host into maintenance and then activate it ,so the volume get's mounted properly. Best Regards, Strahil Nikolov В петък, 23 октомври 2020 г., 03:16:42 Гринуич+3, Simon Scott написа: Hi Strahil, All networking configs have

[ovirt-users] Re: Improve glusterfs performance

2020-10-22 Thread Strahil Nikolov via Users
that is separate from test :) Best Regards, Strahil Nikolov В четвъртък, 22 октомври 2020 г., 14:00:52 Гринуич+3, supo...@logicworks.pt написа: Hello, For example, a window machine runs to slow, usually the disk is allways in 100% The group virt settings is this?: performance.quick-read

[ovirt-users] Re: ovirt Storage Domain Cluster Filesystem?

2020-10-22 Thread Strahil Nikolov via Users
I might be wrong, but I think that the SAN LUN is used as a PV and then each disk is a LV from the Host Perspective. Of course , I could be wrong and someone can correct me. All my oVirt experience is based on HCI (Gluster + oVirt). Best Regards, Strahil Nikolov В четвъртък, 22 октомври

[ovirt-users] Re: Unable to connect to postgres database on oVirt engine

2020-10-22 Thread Strahil Nikolov via Users
Hi Didi, thanks for the info - I learned it the hard way (trial & error) and so far it was working. Do we have an entry about that topic in the documentation ? Best Regards, Strahil Nikolov В четвъртък, 22 октомври 2020 г., 08:27:08 Гринуич+3, Yedidyah Bar David написа: On

[ovirt-users] Re: Improve glusterfs performance

2020-10-22 Thread Strahil Nikolov via Users
is quite important and missed. Best Regards, Strahil Nikolov В сряда, 21 октомври 2020 г., 22:35:21 Гринуич+3, Alex McWhirter написа: In my experience, the ovirt optimized defaults are fairly sane. I may change a few things like enabling read ahead or increasing the shard size

[ovirt-users] Re: Improve glusterfs performance

2020-10-21 Thread Strahil Nikolov via Users
Usually, oVirt uses the 'virt' group of settings. What are you symptoms ? Best Regards, Strahil Nikolov В сряда, 21 октомври 2020 г., 16:44:50 Гринуич+3, supo...@logicworks.pt написа: Hello, Can anyone help me in how can I improve the performance of glusterfs to work with oVirt

[ovirt-users] Re: multiple new networks

2020-10-21 Thread Strahil Nikolov via Users
Have you checked the ovirt_host_network ansible module ? It got a VLAN example and I guess you can loop over all the VLANs. Best Regards, Strahil Nikolov В сряда, 21 октомври 2020 г., 11:12:53 Гринуич+3, kim.karga...@noroff.no написа: Hi all, We have Ovirt 4.3, with 11 hosts

[ovirt-users] Re: Unable to connect to postgres database on oVirt engine

2020-10-21 Thread Strahil Nikolov via Users
I usually run the following (HostedEngine): [root@engine ~]# su - postgres   -bash-4.2$ source /opt/rh/rh-postgresql10/enable   -bash-4.2$ psql engine How did you try to access the Engine's DB ? Best Regards, Strahil Nikolov В вторник, 20 октомври 2020 г., 17:00:37 Гринуич+3

[ovirt-users] Re: Hyperconverged Gluster Deployment in cockpit with zfs

2020-10-21 Thread Strahil Nikolov via Users
the mkfs.xfs part. https://docs.gluster.org/en/latest/Quick-Start-Guide/Quickstart/ Best Regards, Strahil Nikolov В вторник, 20 октомври 2020 г., 13:36:58 Гринуич+3, harryo...@gmail.com написа: Hi, When I want to use zfs for software raid on my oVirt nodes instead of a hardware raid

[ovirt-users] Re: Enable Gluster Service

2020-10-18 Thread Strahil Nikolov via Users
I would go to the UI and identify the hsot with the 'SPM' flag. Then you should check the vdsm logs on that host (/var/log/vdsm/) Best Regards, Strahil Nikolov В четвъртък, 15 октомври 2020 г., 20:19:57 Гринуич+3, supo...@logicworks.pt написа: Hello, When I  Enable Gluster Service

[ovirt-users] Re: Gluster Domain Storage full

2020-10-18 Thread Strahil Nikolov via Users
What is the output of: df -h /rhev/data-center/mnt/glusterSD/server_volume/ gluster volume status volume gluster volume info volume In the "df" you should see the new space or otherwise you won't be able to do anything. Best Regards, Strahil Nikolov В четвъртък, 15 октомври 2

[ovirt-users] Re: Number of data bricks per oVirt HCI host

2020-10-15 Thread Strahil Nikolov via Users
istributed-replicate"  Nope, As far as I know - only when you have 3 copies of the data ('replica 3' only). Best Regards, Strahil Nikolov On Wed, Oct 14, 2020 at 7:34 AM C Williams wrote: > Thanks Strahil ! > > More questions may follow.  > > Thanks Again For Your

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