[ovirt-users] Re: Can't add freshly installed node.. host has no default route

2020-05-12 Thread Strahil Nikolov via Users
On May 12, 2020 6:56:45 PM GMT+03:00, Giorgio Biacchi wrote: >Il 12/05/2020 17:07, Dominik Holler ha scritto: >> >> >> On Tue, May 12, 2020 at 4:25 PM Giorgio Biacchi > > wrote: >> >> On 5/12/20 12:28 PM, Dominik Holler wrote: >> > >> > >> > On

[ovirt-users] Re: Convert unmanaged Gluster to managed one

2020-05-16 Thread Strahil Nikolov via Users
On May 13, 2020 10:33:39 PM GMT+03:00, "Николаев Алексей" wrote: >___ >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:

[ovirt-users] Re: HostedEngine add more RAM

2020-05-17 Thread Strahil Nikolov via Users
gine --vm-shutdown >4. Wait for HE VM to be down: # hosted-engine --vm-status >5. Start HE VM: # hosted-engine --vm-start >6. Disable global maintenance > >On Sat, May 16, 2020 at 1:46 PM Strahil Nikolov via Users > >wrote: > >> On May 14, 2020 12:41:13 AM GMT+03:00, Jose

[ovirt-users] Re: HostedEngine add more RAM

2020-05-16 Thread Strahil Nikolov via Users
On May 14, 2020 12:41:13 AM GMT+03:00, Joseph Goldman wrote: >Hi List, > >  I'm having troubles adding more RAM to my HostedEngine VM. When the >cluster first got up and running I only had a little bit of RAM so I >only gave the HE 4GB, but i'm constantly getting BadHealth alerts so I >want

[ovirt-users] Re: HostedEngine add more RAM

2020-05-18 Thread Strahil Nikolov via Users
able to update the HE >> memory via UI: >> 1. Enable global maintenance >> 2. Change HE VM memory via UI >> 3. On the HE, run: # hosted-engine --vm-shutdown >> 4. Wait for HE VM to be down: # hosted-engine --vm-status >> 5. Start HE VM: # hosted-engine --vm-start >

[ovirt-users] Re: Upgrade Memory of oVirt Nodes

2020-05-19 Thread Strahil Nikolov via Users
On May 19, 2020 11:16:35 AM GMT+03:00, souvaliotima...@mail.com wrote: >Hello everyone, > >I have an oVirt 4.3.2.5 hyperconverged 3 node production environment >and we want to add some RAM to it. > >Can I upgrade the RAM without my users noticing any disruptions and >keep the VMs running? > >The

[ovirt-users] Re: Bridge not forwarding frames on node.

2020-05-14 Thread Strahil Nikolov via Users
On May 14, 2020 6:16:06 PM GMT+03:00, Stefano Danzi wrote: > > >Il 14/05/2020 12:50, Dominik Holler ha scritto: >> >> >> On Wed, May 13, 2020 at 9:44 PM s.danzi > > wrote: >> >> Hi to all! >> >> I'm having an issue with networks bridges on ovirt node. >> >>

[ovirt-users] Re: Unable to connect to cockpit

2020-05-14 Thread Strahil Nikolov via Users
On May 14, 2020 9:47:26 AM GMT+03:00, Yedidyah Bar David wrote: >On Thu, May 14, 2020 at 9:29 AM Gobinda Das wrote: >> >> Even with firefox latest in Fedora also the issue persists >> >> On Thu, May 14, 2020 at 10:11 AM Parth Dhanjal >wrote: >>> >>> No! I'm not using any proxy. >>> >>> On Wed,

[ovirt-users] Re: Any official support list of SAS RAID controller?

2020-05-13 Thread Strahil Nikolov via Users
On May 13, 2020 4:52:18 AM GMT+03:00, hkexdong--- via Users wrote: >I am not going to use those servers from HP, IBM, etc. > >My computer is desktop level and plan to insert a PCI-E SAS RAID >controller card, that use to connect to an external SAN storage

[ovirt-users] Re: ovirt 4.4 on Fedora 30

2020-05-08 Thread Strahil Nikolov via Users
On May 9, 2020 1:14:38 AM GMT+03:00, kelley bryan wrote: >Hello everyone new test of 4.4 on Fedora 30: >Prepare Vm fails with >{"attempts": 10, "changed": false, "cmd": "dnf install -y >python2-dnf", "msg": "Could not import the dnf python module using >/usr/bin/python (2.7.18 (default, Apr 21

[ovirt-users] Re: Upgrade Memory of oVirt Nodes

2020-05-19 Thread Strahil Nikolov via Users
On May 20, 2020 2:48:24 AM GMT+03:00, tho...@hoberg.net wrote: >Just like Strahil, I would expect this to work just fine. RAM >differences are actually the smallest concern, unless you run out of it >in the mean-time. And there you may want to be careful and perhaps move >VMs around manually with

[ovirt-users] Re: Non storage nodes erronously included in quota calculations for HCI?

2020-05-19 Thread Strahil Nikolov via Users
On May 20, 2020 2:37:32 AM GMT+03:00, tho...@hoberg.net wrote: >For my home-lab I operate a 3 node HCI cluster on 100% passive Atoms, >mostly to run light infrastructure services such as LDAP and NextCloud. > >I then add workstations or even laptops as pure compute hosts to the >cluster for bigger

[ovirt-users] Re: Non storage nodes erronously included in quota calculations for HCI?

2020-05-21 Thread Strahil Nikolov via Users
On May 20, 2020 5:12:05 PM GMT+03:00, tho...@hoberg.net wrote: >OK ;-) > >3 node HCI 2+1 data/arbiter >added 3 compute-only nodes via host install without HE support which >add no storage to the gluster (install still adds them as peers). > >With 2 compute-only nodes inactive/down I updated the

[ovirt-users] Re: where is ovirt-iso-uploader in 4.4?

2020-05-23 Thread Strahil Nikolov via Users
On May 23, 2020 2:14:26 AM GMT+03:00, dan.cr...@thecreeds.net wrote: >Can't seem to find this, maybe I'm old school but in 4.4 how do I >upload ISO's I want to boot as CD's on my virtual machine? >___ >Users mailing list -- users@ovirt.org >To

[ovirt-users] Re: Ovirt 4.4 Migration assistance needed.

2020-05-21 Thread Strahil Nikolov via Users
ut I may be wrong. > >On 21 May 2020, at 12:06, Strahil Nikolov via Users >mailto:users@ovirt.org>> wrote: > >Hello All, > >I would like to ask for some assistance with the planing of the >upgrade to 4.4 . > >I have issues with the OVN (doesn't work at a

[ovirt-users]Re: What's mean about this "ETL service sampling has encountered an error. Please consult the service log for more details.‘’

2020-05-22 Thread Strahil Nikolov via Users
On May 22, 2020 8:30:34 AM GMT+03:00, "zhou...@vip.friendtimes.net" wrote: > >Dear all: >After I restart the server, the log will appear every 15 minutes,But >all nodes and vms are worrking normally. Is anyone knows what it means? > > > > >zhou...@vip.friendtimes.net According to

[ovirt-users] Re: oVirt 4.4.0 Release is now generally available

2020-05-21 Thread Strahil Nikolov via Users
On May 21, 2020 6:08:19 PM GMT+03:00, Derek Atkins wrote: >Nir, > >Nir Soffer writes: > >> Why not open RFE to add the feature you need? > >I did -- about 3-4 years ago. SOME of them have been implemented, some >have been partially implemented, but I am still waiting for ovirt to >support the

[ovirt-users] Re: storage domain cross data center status

2020-05-22 Thread Strahil Nikolov via Users
On May 20, 2020 5:34:30 PM GMT+03:00, "Николай Чаплинский" wrote: >Hello! >Wich table in ovirt database contains column with "cross data center >status" оf Storage Domains? Usually when I search something , I just dump the DB and then run a grep (or 2). Best Regards, Strahil Nikolov

[ovirt-users] Re: How to change IP range of node and hosted engine without break anything ?

2020-05-24 Thread Strahil Nikolov via Users
Hosts' ip can be safely changed only before deployment. In your case , it would be better if you start from scratch and reinstall the host with a new image, set the IP and then redeploy the HostedEngine (both with correct VLANs). What kind of data domain do you use. Maybe it will be easier

[ovirt-users] Re: OVirt Upgrade from 4.3 to 4.4 - Hosted engine

2020-05-24 Thread Strahil Nikolov via Users
Hi Carlos, where do you see a refference to standalone engine only ? I don't see such thing. Best Regards, Strahil Nikolov На 23 май 2020 г. 16:54:20 GMT+03:00, ccesa...@blueit.com.br написа: >Hello, >Could someone please inform if Upgrade from OVirt 4.3 to 4.4 when using >Hosted engine is

[ovirt-users] Re: 4.4 regression: engine-setup fails if admin password in answerfile contains a "%"

2020-05-24 Thread Strahil Nikolov via Users
Hi Stephen, I think it's a regression. Could you open an issue/bug . Best Regards, Strahil Nikolov На 24 май 2020 г. 2:28:41 GMT+03:00, Stephen Panicho написа: >I encountered this error when deploying the Hosted Engine via Cockpit: > >[ INFO ] TASK [ovirt.engine-setup : Run engine-setup with

[ovirt-users] Re: Hosted engine install failure: ipv6.gateway: gateway cannot be set if there are no addresses configured

2020-09-03 Thread Strahil Nikolov via Users
# yum install network-scripts # readlink $(readlink $(which ifup)) /etc/sysconfig/network-scripts/ifup #touch /etc/sysconfig/disable-deprecation-warnings #systemctl disable NetworkManager Add "NM_CONTROLLED" to the ifcfg- file. #systemctl enable --now network For more details: 

[ovirt-users] Re: [ovirt 4.2]The snapshot is deleted after restoring the snapshot

2020-09-03 Thread Strahil Nikolov via Users
If you have snapshots like A -> B -> C and you restore A , it is normal to loose B & C. After all when you restore A , B & C never happened. Otherwise , ovirt should clone the snapshots in separate images and that is not the requested, right ? Best Regards, Strahil Nikolov В четвъртък, 3

[ovirt-users] Re: VM HostedEngine is down with error

2020-09-03 Thread Strahil Nikolov via Users
What about the gluster logs ? Best Regards, Strahil Nikolov В четвъртък, 3 септември 2020 г., 20:57:05 Гринуич+3, souvaliotima...@mail.com написа: Thank you very much for your reply. I checked the NTP and realized the service wasn't working properly on two of the three nodes, but

[ovirt-users] Re: Mellanox OFED with oVirt

2020-09-01 Thread Strahil Nikolov via Users
Have you tried enabling the gluster repos from the CentOS Storage SIG ? I think it was something like : yum install centos-release-gluster7 Best Regards, Strahil Nikolov В сряда, 2 септември 2020 г., 06:05:03 Гринуич+3, Vinícius Ferrão via Users написа: Hello, Anyone had success

[ovirt-users] Re: Hosted engine install failure: ipv6.gateway: gateway cannot be set if there are no addresses configured

2020-09-02 Thread Strahil Nikolov via Users
Switchports can either be tagged or untagged. I'm not sure that your setup is supported at all. Best Regards, Strahil Nikolov В сряда, 2 септември 2020 г., 20:41:57 Гринуич+3, Sverker Abrahamsson via Users написа: Pretty formatting the "desired state" it seems that vdsm tries to

[ovirt-users] Re: CLI for HCI setup

2020-09-02 Thread Strahil Nikolov via Users
I don't think so, but I can be wrong. The only cli I know is 'https://docs.gluster.org/en/latest/Quick-Start-Guide/Quickstart/' & 'https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.5/html/administration_guide/index' Of course deploying manually is error-prone ,so you

[ovirt-users] Re: "Add NFS storage domain", "status": "FAILED",

2020-09-10 Thread Strahil Nikolov via Users
Failed to resolve is pretty obvious: - typo in the NFS host name - DNS issue You can test by adding an entry for the NFS host in /etc/hosts. Best Regards, Strahil Nikolov В четвъртък, 10 септември 2020 г., 19:34:33 Гринуич+3, написа: MainProcess|jsonrpc/4::DEBUG::2020-09-10

[ovirt-users] Re: "Add NFS storage domain", "status": "FAILED",

2020-09-10 Thread Strahil Nikolov via Users
Ssh to the host that failed to mount and then: mount -t nfs :/ /mnt To verify the mount: findmnt /mnt Usually it is recommended to set the NFS with anonguid and anonuid to '36'  and also use 'all_squash'. This will prevent a lot of issues. Best Regards, Strahil Nikolov В четвъртък, 10

[ovirt-users] Re: Newbie question on network

2020-09-11 Thread Strahil Nikolov via Users
Most probably you got libvirtd.service running (if the output is from a VM). Just disable it via 'systemctl disable --now libvirtd.service' and to verify that after reboot everything will be fine -> reboot the VM. Best Regards, Strahil Nikolov В петък, 11 септември 2020 г., 18:35:33

[ovirt-users] Re: Hyperconverged set up with Gluster and 6 Nodes

2020-09-09 Thread Strahil Nikolov via Users
man 8 mount.glusterfs or online ->  https://www.systutorials.com/docs/linux/man/8-mount.glusterfs/ Best Regards, Strahil Nikolov В вторник, 8 септември 2020 г., 22:34:16 Гринуич+3, Holger Petrick написа: Strahil, Thanks a lot. You have a documentation about this settings? Thanks

[ovirt-users] Re: "Add NFS storage domain", "status": "FAILED",

2020-09-09 Thread Strahil Nikolov via Users
>Failed\". Fault detail is \"[Problem while trying to mount target]\". HTTP >response code is 400.\n", >                "nfs": { >                    "address": "storage01.worldhostess.co.za", >                    "mount_options": null, >                    "path": "/data/nfs", >                  

[ovirt-users] Re: hosted engine migration

2020-09-09 Thread Strahil Nikolov via Users
I think that you can try to set one of the HE hosts into maintenance and then use UI to 'reinstall'. Don't forget to mark the host as a HE host also (some dropdown in the UI wizard). Best Regards, Strahil Nikolov В вторник, 8 септември 2020 г., 10:24:00 Гринуич+3, Yedidyah Bar David

[ovirt-users] Re: Diskless oVirt Nodes

2020-09-09 Thread Strahil Nikolov via Users
It would be nice. Initially when I was setting my lab I wanted to boot from USB and be able to host Vms properly but due to speed limitations - it failed to work normally. Maybe in-memory mode could be nice where booting from USB is possible. Best Regards, Strahil Nikolov В вторник, 8

[ovirt-users] Re: hosted engine migration

2020-09-08 Thread Strahil Nikolov via Users
What is the output of 'hosted-engine --vm-status' on the node where the HostedEngine is running ? Best Regards, Strahil Nikolov В понеделник, 7 септември 2020 г., 03:53:13 Гринуич+3, ddqlo написа: I could not find any logs because the migration button is disabled in the web UI.

[ovirt-users] Re: hosted engine migration

2020-09-08 Thread Strahil Nikolov via Users
You can use the following: vim ~/.bashrc alias virsh='virsh -c qemu:///system?authfile=/etc/ovirt-hosted-engine/virsh_auth.conf' source ~/.bashrc #Show host capabilities virsh capabilities Now repeat on the other nodes. Compare the CPU from the 3 outputs. Best Regards, Strahil Nikolov

[ovirt-users] Re: Hyperconverged set up with Gluster and 6 Nodes

2020-09-08 Thread Strahil Nikolov via Users
You can extend the gluster volume with your extra 3 nodes. Keep in mind that it is good to have 'backup-volfile-servers=node2:node3:node4:node5:node6' in order to allow FUSE to overcome failure of node1. Best Regards, Strahil Nikolov В понеделник, 7 септември 2020 г., 20:48:55 Гринуич+3,

[ovirt-users] Re: i cannot access to ovirt-engine with this error"sun.security.validator.validatorexception: pkix path validation failed: java.security.cert.certpathvalidatorexception: timestamp check

2020-09-15 Thread Strahil Nikolov via Users
Is the engine and the Hypervisour in sync (ntp/chrony working and no drift)? Best Regards, Strahil Nikolov В вторник, 15 септември 2020 г., 11:46:44 Гринуич+3, momokch--- via Users написа: hello everyone, I apologize for asking what is probably a very basic question. when i login

[ovirt-users] Re: Disconnected Server has closed the connection.

2020-09-15 Thread Strahil Nikolov via Users
First validate that the issue happens in: - incognito mode - another browser - another OS - disabled plugins/stuff in browser Do you have a proxy ? Best Regards, Strahil Nikolov В вторник, 15 септември 2020 г., 12:45:33 Гринуич+3, i...@worldhostess.com написа: It seems that the

[ovirt-users] Re: Gluster quorum issue on 3-node HCI with extra 5-nodes as compute and storage nodes

2020-09-15 Thread Strahil Nikolov via Users
As I mentioned in the Gluster's slack, start with providing the output of some cli commands: gluster pool list gluster peer status gluster volume list gluster volume status Best Regards, Strahil Nikolov В понеделник, 14 септември 2020 г., 16:24:04 Гринуич+3, tho...@hoberg.net написа:

[ovirt-users] Re: hosted engine migration

2020-09-15 Thread Strahil Nikolov via Users
Both nodes have a lower than the usual score (should be 3400 ). Based on the score you are probably suffering from gateway-score-penalty [1][2]. Check if your gateway is pingable. Best Regards, Strahil Nikolov 1 - https://www.ovirt.org/images/Hosted-Engine-4.3-deep-dive.pdf(page 8) 2 - 

[ovirt-users] Re: Low Performance (KVM Vs VMware Hypervisor) When running multi-process application

2020-09-15 Thread Strahil Nikolov via Users
What  about the Vmware ESX host - does it have the same CPU ? Best Regards, Strahil Nikolov В сряда, 16 септември 2020 г., 01:58:30 Гринуич+3, Rav Ya написа: Hi Arman,  Intel(R) Xeon(R) Gold 6126 CPU @ 2.60GHz  The VM is configured for host CPU pass through and pinned to 6 CPUs.

[ovirt-users] Re: Bad volume specification

2020-09-15 Thread Strahil Nikolov via Users
What happens if you create another VM and attach the disks to it ? Does it boot properly ? Best Regards, Strahil Nikolov В сряда, 16 септември 2020 г., 02:19:26 Гринуич+3, Facundo Garat написа: Hi all,  I'm having some issues with one VM. The VM won't start and it's showing

[ovirt-users] Re: Gluster Name too long

2020-09-13 Thread Strahil Nikolov via Users
I would prefer entries in /dev/disk/by-id. Have you tried not to specify the "/dev/" , like 'mapper/XXYYY' ? Best Regards, Strahil Nikolov В неделя, 13 септември 2020 г., 08:56:30 Гринуич+3, Jeremey Wise написа: Deployment on three node cluster using oVirt HCI wizard. I think

[ovirt-users] Re: Testing ovirt 4.4.1 Nested KVM on Skylake-client (core i5) does not work

2020-09-14 Thread Strahil Nikolov via Users
Why don't you use 'host-passthrough' cpu type ? Best Regards, Strahil Nikolov В неделя, 13 септември 2020 г., 20:31:44 Гринуич+3, wodel youchi написа: Hi, I've been using my core i5 6500 (skylake-client) for some time now to test oVirt on my machine. However this is no longer the

[ovirt-users] Re: Hosted engine install failure: ipv6.gateway: gateway cannot be set if there are no addresses configured

2020-09-02 Thread Strahil Nikolov via Users
What is you switch brand & model ? Maybe someone more experienced in networking can help. Best Regards, Strahil Nikolov В сряда, 2 септември 2020 г., 23:39:57 Гринуич+3, Sverker Abrahamsson via Users написа: Well, unforturnatly I don't have a choise since it is out of my control.

[ovirt-users] Re: Storage Domain won't activate

2020-09-04 Thread Strahil Nikolov via Users
Is this a HCI setup ? If yes, check gluster status (I prefer cli but is also valid in the UI). gluster pool list gluster volume status gluster volume heal info summary Best Regards, Strahil Nikolov В петък, 4 септември 2020 г., 00:38:13 Гринуич+3, Gillingham, Eric J (US 393D) via Users

[ovirt-users] Re: VM HostedEngine is down with error

2020-09-04 Thread Strahil Nikolov via Users
Hi Maria, I am quite puzzled about: >/usr/sbin/glusterfsd(cleanup_and_exit+0x6b) [0x555e3137101b] ) 0-: received >signum (15), shutting down [2020-08-27 15:35:14.890471] E [MSGID: 100018] [glusterfsd.c:2333:glusterfs_pidfile_update] 0-glusterfsd: pidfile /var/run/gluster/vols/data/ov-no1.a

[ovirt-users] Re: How can Gluster be a HCI default, when it's hardly ever working?

2020-09-01 Thread Strahil Nikolov via Users
Are you reusing a gluster volume or you have created a fresh one ? Best Regards, Strahil Nikolov В вторник, 1 септември 2020 г., 02:58:19 Гринуич+3, tho...@hoberg.net написа: I've just tried to verify what you said here. As a base line I started with the 1nHCI Gluster setup. From

[ovirt-users] Re: HP blade G7, with be2net.

2020-09-01 Thread Strahil Nikolov via Users
Have you checked elrepo ? Best Regards, Strahil Nikolov В вторник, 1 септември 2020 г., 08:27:10 Гринуич+3, Remulo написа: Hello I have some blades with 10GE interface that have / need the Emulex be2net driver, however it is no longer available on Redhat8 / Centos8. Is there any

[ovirt-users] Re: hosted engine migration

2020-08-31 Thread Strahil Nikolov via Users
I'm running oVirt 4.3.10 and I can migrate my Engine from node to node. I had one similar issue , but powering off and on the HE has fixed it. You have to check the vdsm log on the source and on destination in order to figure out what is going on. Also you might consider checking the libvirt

[ovirt-users] Re: How to make oVirt + GlusterFS bulletproof

2020-10-08 Thread Strahil Nikolov via Users
Hi Jaroslaw, it's more important to find the root cause of the data loss , as this is definately not supposed to happen (I got myself several power outages without issues). Do you keep the logs ? For now , check if your gluster settings (gluster volume info VOL) matches the settings in the

[ovirt-users] Re: Gluster volume not responding

2020-10-08 Thread Strahil Nikolov via Users
>Every Monday and Wednesday morning there are gluster connectivity timeouts >>but all checks of the network and network configs are ok. Based on this one I make the following conclusions: 1. Issue is reoccuring 2. You most probably have a network issue Have you checked the following: - are

[ovirt-users] Re: Gluster volume not responding

2020-10-08 Thread Strahil Nikolov via Users
Hi Simon, I doubt the system needs tuning from network perspective. I guess you can run some 'screen'-s which a pinging another system and logging everything to a file. Best Regards, Strahil Nikolov В петък, 9 октомври 2020 г., 01:05:22 Гринуич+3, Simon Scott написа: Thanks

[ovirt-users] Re: Gluster volume not responding

2020-10-08 Thread Strahil Nikolov via Users
ри 2020 г., 22:43:34 Гринуич+3, Strahil Nikolov via Users написа: >Every Monday and Wednesday morning there are gluster connectivity timeouts >>but all checks of the network and network configs are ok. Based on this one I make the following conclusions: 1. Issue is reoccuring 2. You

[ovirt-users] Re: How to make oVirt + GlusterFS bulletproof

2020-10-13 Thread Strahil Nikolov via Users
One recommendation is to get rid of the multipath for your SSD. Replica 3 volumes are quite resilient and I'm really surprised it happened to you. For the multipath stuff , you can create something like this: [root@ovirt1 ~]# cat /etc/multipath/conf.d/blacklist.conf   blacklist {    wwid

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

2020-10-15 Thread Strahil Nikolov via Users
>Please clarify what are the disk groups that you are referring to?  Either Raid5/6 or Raid10 with a HW controller(s). >Regarding your statement  "In JBOD mode, Red Hat support only 'replica 3' >>volumes." does this also mean "replica 3" variants ex.  >"distributed-replicate"  Nope, As far as I

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

2020-10-13 Thread Strahil Nikolov via Users
Imagine you got a host with 60 Spinning Disks -> I would recommend you to split it to 10/12 disk groups and these groups will represent several bricks (6/5). Keep in mind that when you start using many (some articles state hundreds , but no exact number was given) bricks , you should consider

[ovirt-users] Re: CPU Type / Cluster

2020-10-04 Thread Strahil Nikolov via Users
Hi Mike, In order to add them to a single cluster , you should set them to Opteron_G5 (my FX-8350 is also there) , untill you replace the host with something more modern. Of course , you can have your hosts in separate clusters - but then you won't be able to live migrate your VMs. Best

[ovirt-users] Re: CEPH - Opinions and ROI

2020-10-04 Thread Strahil Nikolov via Users
>And of course I want Gluster to switch between single node, replication >and >dispersion seemlessly and on the fly, as well as much better >diagnostic tools. Actually Gluster can switch from distributed to replicated/distributed-replicated on the fly. Best Regards, Strahil Nikolov

[ovirt-users] Re: How to make oVirt + GlusterFS bulletproof

2020-10-09 Thread Strahil Nikolov via Users
Based on the logs you shared, it looks like a network issue - but it could always be something else. If you ever experience something like that situation, please share the logs immediately and add the gluster mailing list - in order to get assistance with the root cause. Best Regards, Strahil

[ovirt-users] Re: Ovirt 4.4/ Centos 8 issue with nfs?

2020-10-12 Thread Strahil Nikolov via Users
I have seen a lot of users to use anonguid=36,anonuid=36,all_squash to force the vdsm:kvm ownership on the system. Best Regards, Strahil Nikolov В понеделник, 12 октомври 2020 г., 21:40:42 Гринуич+3, Amit Bawer написа: On Mon, Oct 12, 2020 at 9:33 PM Amit Bawer wrote: > > > On

[ovirt-users] Re: oVirt-node

2020-10-12 Thread Strahil Nikolov via Users
Hi Badur, theoretically it's possible as oVirt is just a management layer. You can use 'virsh -c qemu:///system?authfile=/etc/ovirt-hosted-engine/virsh_auth.conf' as an alias of virsh and then you will be able to "virsh define yourVM.xml" & "virsh start yourVM". Also it's suitable to start a

[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 2020 г.,

[ovirt-users] Re: problems installing standard Linux as nodes in 4.4

2020-10-10 Thread Strahil Nikolov via Users
I guess you tried to ssh to the HostedEngine and then ssh to the host , right ? Best Regards, Strahil Nikolov В събота, 10 октомври 2020 г., 02:28:35 Гринуич+3, Gianluca Cecchi написа: On Fri, Oct 9, 2020 at 7:12 PM Martin Perina wrote: > > > Could you please share with us all

[ovirt-users] Re: too many glitches while moving storage domain

2020-10-11 Thread Strahil Nikolov via Users
Hi Jiri, I already opened an Feature request  https://bugzilla.redhat.com/show_bug.cgi?id=1881457 that is about something similar. Can you check if your case was similar and update the request ? Best Regards, Strahil Nikolov В събота, 10 октомври 2020 г., 23:48:01 Гринуич+3, Jiří Sléžka

[ovirt-users] Re: How to make oVirt + GlusterFS bulletproof

2020-10-11 Thread Strahil Nikolov via Users
Hi Jaroslaw, That point was from someone else. I don't think that gluster has a such weak point. The only weak point I have seen is the infrastructure it relies ontop and of course the built-in limitations it has. You need to verify the following: - mount options are important . Using

[ovirt-users] Re: CPU Type / Cluster

2020-10-06 Thread Strahil Nikolov via Users
Hi Michael, I'm running 4.3.10 and I can confirm that Opteron_G5 was not removed. What is reported by 'virsh -c qemu:///system?authfile=/etc/ovirt-hosted-engine/virsh_auth.conf capabilities' on both hosts ? Best Regards, Strahil Nikolov В сряда, 7 октомври 2020 г., 00:06:08 Гринуич+3,

[ovirt-users] Re: Gluster volume not responding

2020-10-11 Thread Strahil Nikolov via Users
Hi Simon, Usually it is the network, but you need real-world data. I would open screen sessions and run ping continiously . Something like this: while true; do echo -n "$(date) "; timeout -s 9 1 ping -c 1 ovirt2 | grep icmp_seq; sleep 1; done | tee -a /tmp/icmp_log Are all systems in the same

[ovirt-users] Re: oVirt 4.4 - HA Proxy Fencing

2020-10-11 Thread Strahil Nikolov via Users
Well there are a lot of Red Hat solutions about that one. You will need a user in ovirt that will be used to restart the VMs. In my case , I called it 'fencerdrbd' and it has beed granted 'UserRole' permissions on the systems in the pacemaker cluster. Here is my stonith device , but keep in

[ovirt-users] Re: oVirt Survey Autumn 2020

2020-10-06 Thread Strahil Nikolov via Users
Hello All, can someone send me the full link (not the short one) as my proxy is blocking it :) Best Regards, Strahil Nikolov В вторник, 6 октомври 2020 г., 15:26:57 Гринуич+3, Sandro Bonazzola написа: Just a kind reminder about the survey (https://forms.gle/bPvEAdRyUcyCbgEc7)

[ovirt-users] Re: engine-setup in 4.4.2 not using yum/dnf proxy?

2020-10-06 Thread Strahil Nikolov via Users
I would put it in the yum.conf and export it as "http_proxy" & "https_proxy" system variables. Best Regards, Strahil Nikolov В вторник, 6 октомври 2020 г., 12:39:22 Гринуич+3, Gianluca Cecchi написа: Hello, I'm testing upgrade from 4.3.10 to 4.4.2 for a standalone manager with

[ovirt-users] Re: Q: Hybrid GlusterFS / local storage setup?

2020-10-14 Thread Strahil Nikolov via Users
Hi Gilboa, I think that storage domains need to be accessible from all nodes in the cluster - and as yours will be using local storage and yet be in a 2-node cluster that will be hard. My guess is that you can try the following cheat:  Create a single brick gluster volume and do some

[ovirt-users] Re: ovirt question

2020-10-14 Thread Strahil Nikolov via Users
Hi, I would start with  https://www.ovirt.org/documentation/installing_ovirt_as_a_self-hosted_engine_using_the_cockpit_web_interface/ . It might have some issues as 4.4 is quite fresh and dynamic, but you just need to ping the community for help over the e-mail. Best Regards, Strahil Nikolov

[ovirt-users] Re: How to make oVirt + GlusterFS bulletproof

2020-10-14 Thread Strahil Nikolov via Users
strict-o-direct just allows the app to define if direct I/O is needed and yes, that could be a reason for your data loss. The good thing is that the feature is part of the virt group and there is a "Optimize for Virt" button somewhere in the UI . Yet, I prefer the manual approach of building

[ovirt-users] Re: oVirt SHE smart-automated backup

2020-08-23 Thread Strahil Nikolov via Users
I don't see any reasons to be worried about. Yet, you can create your own Cluster scheduling policy and ensure one node is always available as a stand-by which you can just put into maintenance during backups , or to hold your VMs when other hosts are in maintenance. Best Regards, Strahil

[ovirt-users] Re: i/o wait and slow system

2020-08-25 Thread Strahil Nikolov via Users
Libgfapi bypasses the context switching from User space to kernel to user space (FUSE) , so it gets better performance. I can't find the previous communication ,so can you share your volume settings again ? Best Regards, Strahil Nikolov В неделя, 23 август 2020 г., 21:45:22 Гринуич+3,

[ovirt-users] Re: Glusterfs version

2020-08-17 Thread Strahil Nikolov via Users
oVirt 4.4.X is using Gluster v7 Best Regards, Strahil Nikolov На 17 август 2020 г. 19:15:54 GMT+03:00, supo...@logicworks.pt написа: >Hello, > >What is the compatibility gluster version to work with oVirt 4.4.1 ? > >Thanks ___ Users mailing list --

[ovirt-users] Re: HA Storage options

2020-08-18 Thread Strahil Nikolov via Users
Hi David, i admit that I have some cases with Gluster Hyperconverged, but having in mind that I'm always on the bleeding edge (I'm a little bit behind on my oVirt now) with 1 Gluster version ahead of the default for oVirt -> I think it's acceptable. It doesn't matter which storage

[ovirt-users] Re: OVirt hosted engine setup dnf config

2020-08-18 Thread Strahil Nikolov via Users
Usually the cockpit deployment is generating an ansible play which you can edit before running it. Best Regards, Strahil Nikolov На 18 август 2020 г. 20:57:36 GMT+03:00, "Raphael Höser" написа: >I don't use ansible for the deployment of the hosted engine right now, >but like I said the

[ovirt-users] Re: OVirt hosted engine setup dnf config

2020-08-18 Thread Strahil Nikolov via Users
I guess you can experiment a little bit. Have you tried to 'inject' a task before the failing one to add the options you need via 'blockinfile' or 'lineinfile'. I think the simplest way is to add a 'pause' task , that will give you enough time to: - Find the IP of the local engine vm - ssh to

[ovirt-users] Re: ovirt 4.4 self-hosted deployment questions

2020-08-28 Thread Strahil Nikolov via Users
I'm not sure if anyone else has already answered your questions. Let me try inline. В петък, 28 август 2020 г., 01:14:42 Гринуич+3, Michael Thomas написа: I have not been able to find answers to a couple of questions in the self-hosted engine documentation[1]. * When installing a new

[ovirt-users] Re: Gluster Volume Type Distributed

2020-08-28 Thread Strahil Nikolov via Users
Yes it is. You can still install and setup Gluster all by yourself (lots of manual steps) and then use that as a storage. Yet, replica 1 and replica 3 (or replica 3 arbiter 1) are the only supported in Ovirt. Best Regards, Strahil Nikolov  В четвъртък, 27 август 2020 г., 18:28:55

[ovirt-users] Re: hosted engine migration

2020-08-28 Thread Strahil Nikolov via Users
Have you checked under a shell the output of 'hosted-engine --vm-status' . Check the Score of the hosts. Maybe there is a node with score of '0' ? Best Regards, Strahil Nikolov В вторник, 25 август 2020 г., 13:46:18 Гринуич+3, 董青龙 написа: Hi all,         I have an ovirt4.3.10.4

[ovirt-users] Re: i/o wait and slow system

2020-08-19 Thread Strahil Nikolov via Users
Check and tune the following: - I/O scheduler on the host (usually noop/none are good for writes, (mq-)deadline for reads) - CPU cstates - Tuned profile , there are some 'dirty' settings that will avoid I/O locks - MTU size and tcp offloading (some users report enabled is

[ovirt-users] Re: i/o wait and slow system

2020-08-20 Thread Strahil Nikolov via Users
На 19 август 2020 г. 22:39:22 GMT+03:00, info--- via Users написа: >Thank you for the quick reply. > >- I/O scheduler hosts -> changed >echo noop > /sys/block/sdb/queue/scheduler >echo noop > /sys/block/sdc/queue/scheduler On reboot it will be reverted. Test this way and if you notice

[ovirt-users] Re: i/o wait and slow system

2020-08-20 Thread Strahil Nikolov via Users
Are you using fully allocated VM disks ? На 20 август 2020 г. 0:53:40 GMT+03:00, info--- via Users написа: >Additional Info: I've running Nextcloud on a VM. >- to sync (download) 1 file to the client with 300 MB is fast >- to sync (download) 300 files to the client with in total 1 MB is very

[ovirt-users] Re: oVirt SHE smart-automated backup

2020-08-20 Thread Strahil Nikolov via Users
Actually, you don't need to find where the SHE is. Once you setup the host in maintenance, all VMs including the SHE will be evacuated out of there. Best Regards, Strahil Nikolov На 20 август 2020 г. 10:50:14 GMT+03:00, "Vrgotic, Marko" написа: >Dear oVirt, > >For a while now I have been

[ovirt-users] Re: Ovirt Node 4.4.2 Engine Deployment - Notification Settings

2020-08-29 Thread Strahil Nikolov via Users
It's more focused towards the enterprise. You can reconfigure this by ssh-ing to the HE and updating your postfix configuration. Best Regards, Strahil Nikolov В събота, 29 август 2020 г., 17:55:53 Гринуич+3, David White via Users написа: I finally got oVirt node installed with

[ovirt-users] Re: Recreating ISO storage domain

2020-09-27 Thread Strahil Nikolov via Users
Actually ISO domain is not necessary. You can moutn it via FUSE to a system and either use the python script ( It was mentioned several times in the mailing list) or the API/UI to upload your ISOs to a data storage domain. I think it is about time to get rid of the deprecated ISO domain. Best

[ovirt-users] Re: oVirt Change hosts to FQDN

2020-09-27 Thread Strahil Nikolov via Users
Hi Jeremey, I am not sure that I completely understand the problem. Can you provide the Host details page from UI and the output of: 'gluster pool list' & 'gluster peer status' from all nodes ? Best Regards, Strahil Nikolov В събота, 26 септември 2020 г., 20:31:23 Гринуич+3, Jeremey Wise

[ovirt-users] Re: MOM can't run

2020-09-27 Thread Strahil Nikolov via Users
In my case momd is static and not running: [root@ovirt1 ~]# systemctl status mom-vdsm.service momd.service ● mom-vdsm.service - MOM instance configured for VDSM purposes   Loaded: loaded (/usr/lib/systemd/system/mom-vdsm.service; enabled; vendor preset: enabled)   Active: active (running) since

[ovirt-users] Re: Node upgrade to 4.4

2020-09-24 Thread Strahil Nikolov via Users
Have you checked the oVirt 2020 conference videos ? There was a slot exactly on this topic- I think ansible was used for automatic upgrade. I prefer the manual approach , as I have full control over the environment. Best Regards, Strahil Nikolov В петък, 25 септември 2020 г., 02:23:49

[ovirt-users] Re: Replica Question

2020-09-29 Thread Strahil Nikolov via Users
More questions on this -- since I have 5 servers . Could the following work ?   Each server has (1) 3TB RAID 6 partition that I want to use for contiguous storage. Mountpoint for RAID 6 partition (3TB)  /brick   Server A: VOL1 - Brick 1                                  directory  

[ovirt-users] Re: Replica Question

2020-09-29 Thread Strahil Nikolov via Users
One important step is to align the XFS to the stripe size * stripe width. Don't miss it or you might have issues. Details can be found at:  https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.5/html-single/administration_guide/index#sect-Disk_Configuration Best Regards,

[ovirt-users] Re: oVirt - Gluster Node Offline but Bricks Active

2020-09-22 Thread Strahil Nikolov via Users
Ovirt uses the "/rhev/mnt... mountpoints. Do you have those (for each storage domain ) ? Here is an example from one of my nodes: [root@ovirt1 ~]# df -hT | grep rhev gluster1:/engine                              fuse.glusterfs  100G   19G   82G  19%

[ovirt-users] Re: oVirt - Gluster Node Offline but Bricks Active

2020-09-22 Thread Strahil Nikolov via Users
Replication issue could mean that one of the client (FUSE mounts) is not attached to all bricks. You can check the amount of clients via: gluster volume status all client-list As a prevention , just do a rolling restart: - set a host in maintenance and mark it to stop glusterd service (I'm

[ovirt-users] Re: hosted engine migration

2020-09-22 Thread Strahil Nikolov via Users
So, let's summarize: - Cannot migrate the HE due to "CPU policy". - HE's CPU is westmere - just like hosts - You have enough resources on the second HE host (both CPU + MEMORY) What is the Cluster's CPU type (you can check in UI) ? Maybe you should enable debugging on various locations to

[ovirt-users] Re: How to discover why a VM is getting suspended without recovery possibility?

2020-09-22 Thread Strahil Nikolov via Users
This looks much like my openBSD 6.6 under Latest AMD CPUs. KVM did not accept a pretty valid instruction and it was a bug in KVM. Maybe you can try to : - power off the VM - pick an older CPU type for that VM only - power on and monitor in the next days  Do you have a cluster with different cpu

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