Re: [ovirt-users] Multiple datacenters design

2014-09-08 Thread InterNetX - Juergen Gotteswinter
Am 08.09.2014 um 15:05 schrieb Jimmy Dorff: On 09/08/2014 05:54 AM, Finstrle, Ludek wrote: I think about two possibilities: 1) One central Engine - how to manage guests when connection drop between engine and node - latency is up to 1 second is it ok even with working connection? I had

Re: [ovirt-users] Multiple datacenters design

2014-09-08 Thread InterNetX - Juergen Gotteswinter
Am 08.09.2014 um 15:18 schrieb InterNetX - Juergen Gotteswinter: Am 08.09.2014 um 15:05 schrieb Jimmy Dorff: On 09/08/2014 05:54 AM, Finstrle, Ludek wrote: I think about two possibilities: 1) One central Engine - how to manage guests when connection drop between engine and node

Re: [ovirt-users] VM paused unexpectedly

2014-09-10 Thread InterNetX - Juergen Gotteswinter
Am 09.09.2014 um 16:38 schrieb Dafna Ron: On 09/09/2014 03:21 PM, Frank Wall wrote: On Tue, Sep 09, 2014 at 03:09:02PM +0100, Dafna Ron wrote: qemu would pause a vm when doing extend on the vm disk and this would result in INFO messages on vm's pause. looks like this is what you are

[ovirt-users] Problem Refreshing/Using ovirt-image-repository / 3.5 RC2

2014-09-23 Thread InterNetX - Juergen Gotteswinter
Hi, when trying to refresh the ovirt glance repository i get a 500 Error Message Operation Canceled Error while executing action: A Request to the Server failed with the following Status Code: 500 engine.log says: 2014-09-23 09:23:08,960 INFO

Re: [ovirt-users] Problem Refreshing/Using ovirt-image-repository / 3.5 RC2

2014-09-24 Thread InterNetX - Juergen Gotteswinter
: Re: [ovirt-users] Problem Refreshing/Using ovirt-image-repository / 3.5 RC2 - Original Message - From: InterNetX - Juergen Gotteswinter j...@internetx.com To: users@ovirt.org Sent: Tuesday, September 23, 2014 10:41:41 AM Subject: Re: [ovirt-users] Problem Refreshing/Using ovirt

Re: [ovirt-users] Remote oVirt Cluster - Latency Sensitivity

2014-11-24 Thread InterNetX - Juergen Gotteswinter
Am 24.11.2014 um 13:16 schrieb s k: Hello, I'm building an oVirt Cluster on a remote site and to avoid installing a separate oVirt Engine there I'm thinking of using the central oVirt Engine. The problem is that the latency between the two sites is up to 100ms. Ovirt is very picky

Re: [ovirt-users] Used Network resources of host XY [97%] exceeded

2014-12-18 Thread InterNetX - Juergen Gotteswinter
i have seen those messages in setups with 10G networking, when the network throughput went to ~1gbit those messages appeared. regarding to rhn knowledgebase this is a false alert, seemed like some versions of ovirt/rhev got this hardcoded. Am 18.12.2014 um 09:47 schrieb Lior Vernia: Hi Mario,

[ovirt-users] Problem Upgrading 3.4.4 - 3.5

2014-12-22 Thread InterNetX - Juergen Gotteswinter
Hi, i am currently trying to upgrade an existing 3.4.4 Setup (which got upgraded several times before, starting at 3.3), but this time i run into a Error while Upgrading the DB -- snip -- * QUERY ** ALTER TABLE event_subscriber DROP CONSTRAINT

Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5

2014-12-22 Thread InterNetX - Juergen Gotteswinter
Am 22.12.2014 um 10:41 schrieb Eli Mesika: - Original Message - From: InterNetX - Juergen Gotteswinter j...@internetx.com To: users@ovirt.org Sent: Monday, December 22, 2014 11:08:05 AM Subject: [ovirt-users] Problem Upgrading 3.4.4 - 3.5 Hi, i am currently trying to upgrade

Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5

2014-12-22 Thread InterNetX - Juergen Gotteswinter
Hello again, It seems that somebody had deleted manually the constraint fk_event_subscriber_event_notification_methods from your database Therefor, the first line that attempts to drop this constraint in 03_05_0050_event_notification_methods.sql: ALTER TABLE event_subscriber DROP

Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5

2014-12-23 Thread InterNetX - Juergen Gotteswinter
Am 23.12.2014 um 02:15 schrieb Eli Mesika: - Original Message - From: InterNetX - Juergen Gotteswinter j...@internetx.com To: users@ovirt.org Sent: Monday, December 22, 2014 2:07:55 PM Subject: Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5 Hello again, It seems that somebody

Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5

2014-12-23 Thread InterNetX - Juergen Gotteswinter
It seems that somebody had deleted manually the constraint fk_event_subscriber_event_notification_methods from your database Therefor, the first line that attempts to drop this constraint in 03_05_0050_event_notification_methods.sql: ALTER TABLE event_subscriber DROP CONSTRAINT

Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5

2014-12-29 Thread InterNetX - Juergen Gotteswinter
Hello both of you, thanks for your detailed explainations and support, still thinking which way i will go. tending to try the dirty way in a lab setup before to see what happens. Will post updates when i got more :) Cheers, Juergen It seems that somebody had deleted manually the constraint

[ovirt-users] vdsm noipspoof.py vdsm hook problem

2014-12-29 Thread InterNetX - Juergen Gotteswinter
Hi, i am trying to get the noipspoof.py Hook up and running, which works fine so far if i only feed it with a single ip. when trying to add 2+, like described in the ource (comma seperated), the gui tells me that this isnt expected / nice and wont let me do this. I already tried modding the

Re: [ovirt-users] Problem Upgrading 3.4.4 - 3.5

2015-01-20 Thread InterNetX - Juergen Gotteswinter
So, did the dirty Way and it was successful :) Thanks to everyone who helped me out, great community! Cheers, Juergen Am 29.12.2014 um 10:28 schrieb InterNetX - Juergen Gotteswinter: Hello both of you, thanks for your detailed explainations and support, still thinking which way i will go

Re: [ovirt-users] Poor iSCSI Performance

2015-02-19 Thread InterNetX - Juergen Gotteswinter
Hi, already captured some iscsi Traffic of both Situations and compared them? MTU maybe? Juergen Am 18.02.2015 um 02:08 schrieb John Florian: Hi all, I've been trying to resolve a storage performance issue but have had no luck in identifying the exact cause. I have my storage domain on

Re: [ovirt-users] RHEV 3.5 problem with connecting rhev-m to nodes

2015-02-19 Thread InterNetX - Juergen Gotteswinter
RHEV or Ovirt? If RHEV, i whould suggest contacting the RH Support? Am 19.02.2015 um 11:46 schrieb Jakub Bittner: Hello, after restart we had problem with manager to connect to nodes. All nodes are down and not reachable. When I try to remove and readd to engine it fails too. 10 days ago

Re: [ovirt-users] storage issue's with oVirt 3.5.1 + Nexenta NFS

2015-04-21 Thread InterNetX - Juergen Gotteswinter
Am 21.04.2015 um 16:09 schrieb Maikel vd Mosselaar: Hi Fred, This is one of the nodes from yesterday around 01:00 (20-04-15). The issue started around 01:00. https://bpaste.net/raw/67542540a106 The VDSM logs are very big so i am unable to paste a bigger part of the logfile, i don't

Re: [ovirt-users] storage issue's with oVirt 3.5.1 + Nexenta NFS

2015-04-21 Thread InterNetX - Juergen Gotteswinter
Hi, how about Load, Latency, strange dmesg messages on the Nexenta ? You are using bonded Gbit Networking? If yes, which mode? Cheers, Juergen Am 20.04.2015 um 14:25 schrieb Maikel vd Mosselaar: Hi, We are running ovirt 3.5.1 with 3 nodes and seperate engine. All on CentOS 6.6: 3 x

Re: [ovirt-users] storage issue's with oVirt 3.5.1 + Nexenta NFS

2015-04-21 Thread InterNetX - Juergen Gotteswinter
, Maikel On 04/21/2015 02:51 PM, InterNetX - Juergen Gotteswinter wrote: Hi, how about Load, Latency, strange dmesg messages on the Nexenta ? You are using bonded Gbit Networking? If yes, which mode? Cheers, Juergen Am 20.04.2015 um 14:25 schrieb Maikel vd Mosselaar: Hi, We

Re: [ovirt-users] metadata not found

2015-04-23 Thread InterNetX - Juergen Gotteswinter
We see this, too. It appeared (if i didnt miss something) either with el7 + ovirt 3.5 or with ovirt 3.5 no matter if its el6 or 7. Doesnt seem to have any further impact so far. Am 22.04.2015 um 17:58 schrieb Kapetanakis Giannis: Hi, Any idea what this means? vdsm.log:

Re: [ovirt-users] storage issue's with oVirt 3.5.1 + Nexenta NFS

2015-04-22 Thread InterNetX - Juergen Gotteswinter
bonding. The interfaces on the nodes don't show any drops or errors, i checked 2 of the VMs that got paused the last time it happened they have dropped packets on their interfaces. We don't have a subscription with nexenta (anymore). On 04/21/2015 04:41 PM, InterNetX - Juergen Gotteswinter

Re: [ovirt-users] storage issue's with oVirt 3.5.1 + Nexenta NFS

2015-04-22 Thread InterNetX - Juergen Gotteswinter
running production so not very easy to change the pool. On 04/22/2015 11:48 AM, InterNetX - Juergen Gotteswinter wrote: i expect that you are aware of the fact that you only get the write performance of a single disk in that configuration? i whould drop that pool configuration, drop the spare

Re: [ovirt-users] storage issue's with oVirt 3.5.1 + Nexenta NFS

2015-04-22 Thread InterNetX - Juergen Gotteswinter
Frames? Kind regards, Maikel On 04/21/2015 02:51 PM, InterNetX - Juergen Gotteswinter wrote: Hi, how about Load, Latency, strange dmesg messages on the Nexenta ? You are using bonded Gbit Networking? If yes, which mode? Cheers, Juergen Am 20.04.2015 um 14:25 schrieb Maikel vd

[ovirt-users] manually merging thin provisioned Ovirt Images

2015-04-17 Thread InterNetX - Juergen Gotteswinter
Hi, accidently, i delete the wrong live snapshot of a Virtual Machine. Which whouldnt be that big deal, since Filer Snapshots are created every hour. But... after pulling out the qcow Files of the VM, i am confronted with several files. - the biggest one, which is most likely the main part from

[ovirt-users] Problem with VM Export

2015-06-02 Thread InterNetX - Juergen Gotteswinter
Hi, when trying to export a VM to the NFS Export Domain, the Process fails nearly immediatly. VDSM drops this: -- snip -- ::Request was made in '/usr/share/vdsm/storage/sp.py' line '1549' at 'moveImage' 0a3c909d-0737-492e-a47c-bc0ab5e1a603::DEBUG::2015-06-02

[ovirt-users] Problem with Mac Spoof Filter

2015-07-16 Thread InterNetX - Juergen Gotteswinter
Hi, seems like the Setting EnableMACAntiSpoofingFilterRules only applies to the main IP of a VM, additional IP Adresses on Alias Interfaces (eth0:x) are not included in the generated ebtables ruleset. Is there any Workaround / Setting / whatever to allow more than one IP without completly

Re: [ovirt-users] vm status

2015-08-25 Thread InterNetX - Juergen Gotteswinter
if the vm is really down, you whould find this helpful [root@portal dbscripts]# ./unlock_entity.sh -h Usage: ./unlock_entity.sh [options] [ENTITIES] -h- This help text. -v- Turn on verbosity (WARNING: lots of output) -l LOGFILE- The

Re: [ovirt-users] Delete snapshot with status illegal - live merge not possible

2015-08-28 Thread InterNetX - Juergen Gotteswinter
got exactly the same issue, with all nice side effects like performance degradation. Until now i was not able to fix this, or to fool the engine somehow that it whould show the image as ok again and give me a 2nd chance to drop the snapshot. in some cases this procedure helped (needs 2nd storage

Re: [ovirt-users] Delete snapshot with status illegal - live merge not possible

2015-08-28 Thread InterNetX - Juergen Gotteswinter
Jan Siml js...@plusline.net hat am 28. August 2015 um 15:15 geschrieben: Hello Juergen, got exactly the same issue, with all nice side effects like performance degradation. Until now i was not able to fix this, or to fool the engine somehow that it whould show the image as ok again and

Re: [ovirt-users] Delete snapshot with status illegal - live merge not possible

2015-08-28 Thread InterNetX - Juergen Gotteswinter
Jan Siml js...@plusline.net hat am 28. August 2015 um 16:47 geschrieben: Hello, got exactly the same issue, with all nice side effects like performance degradation. Until now i was not able to fix this, or to fool the engine somehow that it whould show the image as ok again and

Re: [ovirt-users] Delete snapshot with status illegal - live merge not possible

2015-08-28 Thread InterNetX - Juergen Gotteswinter
Jan Siml js...@plusline.net hat am 28. August 2015 um 19:52 geschrieben: Hello, got exactly the same issue, with all nice side effects like performance degradation. Until now i was not able to fix this, or to fool the engine somehow that it whould show the image as ok

Re: [ovirt-users] Sanlock add Lockspace Errors

2016-06-03 Thread InterNetX - Juergen Gotteswinter
Hello David, thanks for your explanation of those messages, is there any possibility to get rid of this? i already figured out that it might be an corruption of the ids file, but i didnt find anything about re-creating or other solutions to fix this. Imho this occoured after an outage where

Re: [ovirt-users] Sanlock add Lockspace Errors

2016-06-03 Thread InterNetX - Juergen Gotteswinter
What if we move all vm off the lun which causes this error, drop the lun and recreated it. Will we "migrate" the error with the VM to a different lun or could this be a fix? Am 6/3/2016 um 10:08 AM schrieb InterNetX - Juergen Gotteswinter: > Hello David, > > thanks for your e

Re: [ovirt-users] Sanlock add Lockspace Errors

2016-06-04 Thread InterNetX - Juergen Gotteswinter
Am 6/3/2016 um 6:37 PM schrieb Nir Soffer: > On Fri, Jun 3, 2016 at 11:27 AM, InterNetX - Juergen Gotteswinter > <juergen.gotteswin...@internetx.com> wrote: >> What if we move all vm off the lun which causes this error, drop the lun >> and recreated it. Will we "m

[ovirt-users] Sanlock add Lockspace Errors

2016-05-30 Thread InterNetX - Juergen Gotteswinter
Hi, since some time we get Error Messages from Sanlock, and so far i was not able to figure out what exactly they try to tell and more important if its something which can be ignored or needs to be fixed (and how). Here are the Versions we are using currently: Engine

Re: [ovirt-users] One RHEV Virtual Machine does not Automatically Resume following Compellent SAN Controller Failover

2016-05-30 Thread InterNetX - Juergen Gotteswinter
We see exactly the same, and it does not seem to be Vendor dependend. - Equallogic Controller Failover -> VM get paused and maybe unpaused but most dont - Nexenta ZFS iSCSI with RSF1 HA -> same - FreeBSD ctld iscsi-target + Heartbeat -> same - CentOS + iscsi-target + Heartbeat -> same Multipath

Re: [ovirt-users] What recovers a VM from pause?

2016-05-30 Thread InterNetX - Juergen Gotteswinter
Hi, you are aware of the fact that eql sync replication is just about replication, no single piece of high availability? i am not even sure if it does ip failover itself. so better think about minutes of interruptions than seconds. anyway, dont count on ovirts pause/unpause. theres a real chance

Re: [ovirt-users] What recovers a VM from pause?

2016-05-30 Thread InterNetX - Juergen Gotteswinter
Am 5/30/2016 um 3:59 PM schrieb Nicolas Ecarnot: > Le 30/05/2016 15:30, InterNetX - Juergen Gotteswinter a écrit : >> Hi, >> >> you are aware of the fact that eql sync replication is just about >> replication, no single piece of high availability? i am not even sur

Re: [ovirt-users] Shared storage

2016-03-21 Thread InterNetX - Juergen Gotteswinter
nop, thats direct attached sas. you want/need iscsi or nfs Am 21.03.2016 um 10:50 schrieb Maton, Brett: > Hello list, > > I was wondering if any one could tell me if a Dell MD1400 Direct > Attached Storage unit is suitable for shared storage between ovirt hosts? > > I really don't want to

Re: [ovirt-users] Recommended bonding modes?

2016-05-23 Thread InterNetX - Juergen Gotteswinter
Generally, avoid mode 0 - Round Robin or you will face problems sooner or later. RR will generate TCP out of Order. Go for mode 4 / lacp wherever possible Am 5/22/2016 um 9:33 PM schrieb Alan Murrell: > Hello, > > I am wondering what the recommended bonding modes are for the different > types

Re: [ovirt-users] iSCSI Multipathing -> host inactive

2016-08-25 Thread InterNetX - Juergen Gotteswinter
Am 25.08.2016 um 08:42 schrieb Uwe Laverenz: > Hi Jürgen, > > Am 24.08.2016 um 17:15 schrieb InterNetX - Juergen Gotteswinter: >> iSCSI & Ovirt is an awful combination, no matter if multipathed or >> bonded. its always gambling how long it will work, and when it

Re: [ovirt-users] VMs paused due to IO issues - Dell Equallogic controller failover

2016-10-06 Thread InterNetX - Juergen Gotteswinter
you need the eql hit kit to make it work at least somehow better, but hit kit requires multipathd to be disabled which is an dependency to ovirt. so far, no real workaround seems to be known Am 06.10.2016 um 09:19 schrieb Gary Lloyd: > I asked on the Dell Storage Forum and they recommend the

Re: [ovirt-users] iSCSI Multipathing -> host inactive

2016-08-26 Thread InterNetX - Juergen Gotteswinter
Gotteswinter: > > > Am 25.08.2016 um 15:53 schrieb Yaniv Kaul: >> >> >> On Wed, Aug 24, 2016 at 6:15 PM, InterNetX - Juergen Gotteswinter >> <juergen.gotteswin...@internetx.com >> <mailto:juergen.gotteswin...@internetx.com>> wrote: >>

Re: [ovirt-users] iSCSI Multipathing -> host inactive

2016-08-29 Thread InterNetX - Juergen Gotteswinter
Am 29.08.2016 um 12:25 schrieb Nir Soffer: > On Thu, Aug 25, 2016 at 2:37 PM, InterNetX - Juergen Gotteswinter > <j...@internetx.com> wrote: >> currently, iscsi multipathed with solaris based filer as backend. but >> this is already in progress of getting migrated to a di

Re: [ovirt-users] iSCSI Multipathing -> host inactive

2016-08-24 Thread InterNetX - Juergen Gotteswinter
iSCSI & Ovirt is an awful combination, no matter if multipathed or bonded. its always gambling how long it will work, and when it fails why did it fail. its supersensitive to latency, and superfast with setting an host to inactive because the engine thinks something is wrong with it. in most

Re: [ovirt-users] [HEADS UP] CentOS 7.3 is rolling out, need qemu-kvm-ev 2.6

2016-12-15 Thread InterNetX - Juergen Gotteswinter
i can confirm that it will break ... Dec 15 14:58:43 vm1 journal: internal error: qemu unexpectedly closed the monitor: Unexpected error in object_property_find() at qom/object.c:1003:#0122016-12-15T13:58:43.140073Z qemu-kvm: can't apply global Opteron_G4-x86_64-cpu.x1apic=off: Property '.x1apic'

Re: [ovirt-users] [HEADS UP] CentOS 7.3 is rolling out, need qemu-kvm-ev 2.6

2016-12-15 Thread InterNetX - Juergen Gotteswinter
Am 15.12.2016 um 16:46 schrieb Sandro Bonazzola: > > > Il 15/Dic/2016 16:17, "InterNetX - Juergen Gotteswinter" > <j...@internetx.com <mailto:j...@internetx.com>> ha scritto: > > Am 15.12.2016 um 15:51 schrieb Sandro Bonazzola: > > &

Re: [ovirt-users] [HEADS UP] CentOS 7.3 is rolling out, need qemu-kvm-ev 2.6

2016-12-15 Thread InterNetX - Juergen Gotteswinter
Am 15.12.2016 um 15:51 schrieb Sandro Bonazzola: > > > On Thu, Dec 15, 2016 at 3:02 PM, InterNetX - Juergen Gotteswinter > <j...@internetx.com <mailto:j...@internetx.com>> wrote: > > i can confirm that it will break ... > > Dec 15 14:58:43 vm1 journa

Re: [ovirt-users] [HEADS UP] CentOS 7.3 is rolling out, need qemu-kvm-ev 2.6

2016-12-20 Thread InterNetX - Juergen Gotteswinter
Am 15.12.2016 um 17:26 schrieb Paolo Bonzini: > > > On 15/12/2016 16:46, Sandro Bonazzola wrote: >> >> >> Il 15/Dic/2016 16:17, "InterNetX - Juergen Gotteswinter" >> <j...@internetx.com <mailto:j...@internetx.com>> ha scritto: &g

Re: [ovirt-users] [HEADS UP] CentOS 7.3 is rolling out, need qemu-kvm-ev 2.6

2016-12-20 Thread InterNetX - Juergen Gotteswinter
Am 20.12.2016 um 11:08 schrieb InterNetX - Juergen Gotteswinter: > Am 15.12.2016 um 17:26 schrieb Paolo Bonzini: >> >> >> On 15/12/2016 16:46, Sandro Bonazzola wrote: >>> >>> >>> Il 15/Dic/2016 16:17, "InterNetX - Juergen Gotteswinter&quo

Re: [ovirt-users] Frustration defines the deployment of Hosted Engine

2017-06-26 Thread InterNetX - Juergen Gotteswinter
> 2. Should I migrate from XenServer to oVirt? This is biased, I know, but > I would like to hear opinions. The folks with @redhat.com email > addresses will know how to advocate in favor of oVirt. > in term of reliability, better stay with xenserver

Re: [ovirt-users] Moving thin provisioned disks question

2017-06-27 Thread InterNetX - Juergen Gotteswinter
> > > > Suppose I have one 500Gb thin provisioned disk > > Why can I indirectly see that the actual size is 300Gb only in Snapshots > > tab --> Disks of its VM ? > > if you are using live storage migration, ovirt creates a qcow/lvm > snapshot of the vm block device. but

Re: [ovirt-users] Moving thin provisioned disks question

2017-06-27 Thread InterNetX - Juergen Gotteswinter
Am 27.06.2017 um 11:27 schrieb Gianluca Cecchi: > Hello, > I have a storage domain that I have to empty, moving its disks to > another storage domain, > > Both source and target domains are iSCSI > What is the behavior in case of preallocated and thin provisioned disk? > Are they preserved with

[ovirt-users] Re: VMs paused due to IO issues - Dell Equallogic controller failover

2019-05-14 Thread InterNetX - Juergen Gotteswinter
you need the eql hit kit to make it work at least somehow better, but hit kit requires multipathd to be disabled which is an dependency to ovirt. so far, no real workaround seems to be known Am 06.10.2016 um 09:19 schrieb Gary Lloyd: > I asked on the Dell Storage Forum and they recommend the