[libvirt-users] problem starting virt-manager

2012-09-11 Thread Lentes, Bernd
Hi, i try to run virt-manager on a SLES 11 SP1 box. I'm using kernel 2.6.32.12 and virt-manager 0.9.4-106.1.x86_64 . The system is a 64bit box. Here is the output: = pc56846:/media/idg2/SysAdmin_AG_Wurst/software_und_treiber/virt_manager/sles_11_sp1 # virt-manager [1]

Re: [libvirt-users] problem starting virt-manager

2012-09-11 Thread Lentes, Bernd
Michal wrote: On 11.09.2012 10:20, Lentes, Bernd wrote: Hi, i try to run virt-manager on a SLES 11 SP1 box. I'm using kernel 2.6.32.12 and virt-manager 0.9.4-106.1.x86_64 . The system is a 64bit box. Here is the output: = pc56846:/media/idg2

[libvirt-users] guests not shutting down when host shuts down

2013-07-10 Thread Lentes, Bernd
Hi, i have a SLES 11 SP2 64bit host with three guests: - Windows XP 32 - Ubuntu 12.04 LTS 64bit - SLES 11 SP2 64bit The SLES guest shuts down with the host shutdown. The others not. When i shutdown these two guests with the virt-manager, they shutdown fine. ACPI is activated in virt-manager for

Re: [libvirt-users] guests not shutting down when host shuts down

2013-07-10 Thread Lentes, Bernd
Michal wrote: -Original Message- From: Michal Privoznik [mailto:mpriv...@redhat.com] Sent: Wednesday, July 10, 2013 12:45 PM To: Lentes, Bernd Cc: libvirt-ML (libvirt-users@redhat.com) Subject: Re: [libvirt-users] guests not shutting down when host shuts down On 10.07.2013 11:37

Re: [libvirt-users] guests not shutting down when host shuts down - SOLVED

2013-07-10 Thread Lentes, Bernd
Hi, for the Ubuntu guest i found a solution: http://ubuntuforums.org/showthread.php?t=1972464 Bernd The windows guest didn't shutdown because i had a remotedesktop seesion on it. After finishing it windows shut down properly. Bernd Helmholtz Zentrum München Deutsches

[libvirt-users] wrong time in guest logs

2014-10-28 Thread Lentes, Bernd
Hi, i have several vm's running on KVM hosts. Recently i found out that the time in the log-files of the guests (/var/log/libvirt/qemu/xxx.log) is wrong. The time on the guest itself is right, just the time in the log-files is one hour back. Windows and linux vm's are affected. Also on another

Re: [libvirt-users] wrong time in guest logs

2014-10-28 Thread Lentes, Bernd
Eric wrote: -Ursprüngliche Nachricht- Von: Eric Blake [mailto:ebl...@redhat.com] Gesendet: Dienstag, 28. Oktober 2014 17:18 An: Lentes, Bernd; libvirt-ML (libvirt-users@redhat.com) Betreff: Re: [libvirt-users] wrong time in guest logs On 10/28/2014 10:08 AM, Lentes, Bernd wrote

[libvirt-users] still possible to use traditional bridge network setup ?

2015-03-16 Thread Lentes, Bernd
Hi, i'm currently installing a SLES 12 64bit system. libvirt-client-1.2.5-13.3.x86_64 and libvirt-daemon-1.2.5-13.3.x86_64. Formerly I created my vm's (KVM) using a traditional bridge in my host systems, mostly SLES 11 SP3. But with SLES 12 I don't succeed. I can use the macvtap device in the

Re: [libvirt-users] still possible to use traditional bridge network setup ?

2015-03-16 Thread Lentes, Bernd
Laine wrote: -Original Message- From: sendmail [mailto:justsendmailnothinge...@gmail.com] On Behalf Of Laine Stump Sent: Monday, March 16, 2015 4:12 PM To: libvirt-users@redhat.com Cc: Lentes, Bernd Subject: Re: [libvirt-users] still possible to use traditional bridge network

Re: [libvirt-users] still possible to use traditional bridge network setup ?

2015-03-16 Thread Lentes, Bernd
Bernd wrote: Laine wrote: -Original Message- From: sendmail [mailto:justsendmailnothinge...@gmail.com] On Behalf Of Laine Stump Sent: Monday, March 16, 2015 4:12 PM To: libvirt-users@redhat.com Cc: Lentes, Bernd Subject: Re: [libvirt-users] still possible to use

Re: [libvirt-users] still possible to use traditional bridge network setup ?

2015-03-20 Thread Lentes, Bernd
Bernd wrote: -Original Message- From: libvirt-users-boun...@redhat.com [mailto:libvirt-users- boun...@redhat.com] On Behalf Of Lentes, Bernd Sent: Thursday, March 19, 2015 5:12 PM To: libvirt-users@redhat.com Subject: Re: [libvirt-users] still possible to use traditional bridge

Re: [libvirt-users] still possible to use traditional bridge network setup ?

2015-03-19 Thread Lentes, Bernd
Laine wrote: -Original Message- From: sendmail [mailto:justsendmailnothinge...@gmail.com] On Behalf Of Laine Stump Sent: Tuesday, March 17, 2015 3:57 PM To: libvirt-users@redhat.com Cc: Lentes, Bernd Subject: Re: [libvirt-users] still possible to use traditional bridge network

Re: [libvirt-users] snapshot of running vm's

2015-12-02 Thread Lentes, Bernd
Dominique wrote: > -Original Message- > From: Dominique Ramaekers > [mailto:dominique.ramaek...@cometal.be] > Sent: Wednesday, December 02, 2015 1:34 PM > To: Lentes, Bernd; libvirt-ML > Subject: RE: snapshot of running vm's > > > > > -Oorspronkel

Re: [libvirt-users] snapshot of running vm's

2015-12-02 Thread Lentes, Bernd
Dominique wrote: > > virsh # snapshot-create --domain sles11 --atomic --disk-only --quiesce > > error: argument unsupported: QEMU guest agent is not configured The > > system I'm testing with is SLES11 SP4 (host and guest). I installed the > guest agent: > > > > vm58820-8:~ # rpm -q

Re: [libvirt-users] snapshot of running vm's

2015-12-03 Thread Lentes, Bernd
Dominique wrote: > -Original Message- > From: Dominique Ramaekers > [mailto:dominique.ramaek...@cometal.be] > Sent: Thursday, December 03, 2015 9:46 AM > To: Lentes, Bernd > Subject: RE: snapshot of running vm's > > > > > -Oorspronkelijk be

Re: [libvirt-users] snapshot of running vm's

2015-12-04 Thread Lentes, Bernd
Dominique wrote: > > Never had that problem. Can it be a setting of the guest agent on the > guest? With me all the commands of the ga are enabled... > Where can i change the settings of the agent ? > You can check the commands by using this: > virsh qemu-agent-command $VM '{"execute":

[libvirt-users] snapshot of running vm's

2015-12-01 Thread Lentes, Bernd
Hi, i'd like to create snapshots of my running vm's. I have several hosts with SLES11 SP4 64bit. I use libvirt 1.2.5-7.1 . VM's are Windows 7, SLES, Ubuntu, Opensuse. I use raw files for the vm's. I try to orientate myself by http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit .

[libvirt-users] which is the config file for a vm ?

2016-03-01 Thread Lentes, Bernd
Hi, i have a weird problem. I have a vm (KVM) which seems to run fine. I believe the respective config file for this vm is /etc/libvirt/qemu/MausDB.xml. This is it: = MausDB d4c7956c-b57f-967a-0454-99835a3a740b 2353792 2353792

Re: [libvirt-users] which is the config file for a vm ?

2016-03-02 Thread Lentes, Bernd
- On Mar 1, 2016, at 5:27 PM, Michal Privoznik mpriv...@redhat.com wrote: > On 01.03.2016 14:57, Lentes, Bernd wrote: >> Hi, >> >> Pictures you find here: >> https://hmgubox.helmholtz-muenchen.de:8001/d/51feb02c02/ >> I thought the xml-file in /etc/libvirt/

[libvirt-users] VM's in a HA-configuration - synchronising vm config files

2016-03-02 Thread Lentes, Bernd
Hi, i'd like to establish a HA-Cluster with two nodes. My services will run inside vm's, the vm's are stored on a FC SAN, so every host has access to the vm's. But how can i keep the config files (xml-files under /etc/libvirt/qemu) synchronised ? Is there a possibility to store the config

Re: [libvirt-users] VM's in a HA-configuration - synchronising vm config files

2016-03-02 Thread Lentes, Bernd
- On Mar 2, 2016, at 3:15 PM, Dominique Ramaekers dominique.ramaek...@cometal.be wrote: >>Van: libvirt-users-boun...@redhat.com >>[mailto:libvirt-users-boun...@redhat.com] >>Namens Lentes, Bernd >>Verzonden: woensdag 2 maart 2016 15:04 >>Aan: libvirt-ML >

[libvirt-users] vm running slowly in powerful host

2017-02-17 Thread Lentes, Bernd
Hi, i have a vm which has a poor performance. E.g. top needs seconds to refresh its output on the console. Same with netstat. The guest is hosting a MySQL DB with a webfrontend, its response is poor too. I'm looking for the culprit. Following top in the guest i get these hints: Memory is free

[libvirt-users] snapshot of a raw file - how to revert ?

2018-02-13 Thread Lentes, Bernd
Hi, i have the following system: pc59093:~ # cat /etc/os-release NAME="SLES" VERSION="11.4" VERSION_ID="11.4" PRETTY_NAME="SUSE Linux Enterprise Server 11 SP4" ID="sles" ANSI_COLOR="0;32" CPE_NAME="cpe:/o:suse:sles:11:4" pc59093:~ # uname -a Linux pc59093 3.0.101-84-default #1 SMP Tue Oct 18

Re: [libvirt-users] snapshot of a raw file - how to revert ?

2018-02-16 Thread Lentes, Bernd
- On Feb 15, 2018, at 12:53 PM, Kashyap Chamarthy kcham...@redhat.com wrote: > On Thu, Feb 15, 2018 at 11:41:37AM +0100, Lentes, Bernd wrote: > > [...] > >> Hi, >> >> i found that: >> https://dustymabe.com/2015/01/11/qemu-img-backing-files-a-poor-m

Re: [libvirt-users] snapshot of a raw file - how to revert ?

2018-02-15 Thread Lentes, Bernd
- On Feb 13, 2018, at 1:38 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > Hi, > > i have the following system: > > pc59093:~ # cat /etc/os-release > NAME="SLES" > VERSION="11.4" > VERSION_ID="11.4" > PRETTY_NAME="SUSE Linux Enterprise Server 11 SP4" > ID="sles" >

[libvirt-users] snapshot of a guest with two disks

2018-02-20 Thread Lentes, Bernd
Hi, i just realized that i have a guest with two disks. What would be the appropiate way to snapshot both of them ? virsh snapshot-create-as --domain guest --diskspec vda,file=/path/to/snapshot/snapshot1.qcow2 -disk-only --atomic && virsh snapshot-create-as --domain guest --diskspec

Re: [libvirt-users] snapshot of a raw file - how to revert ?

2018-02-16 Thread Lentes, Bernd
- On Feb 16, 2018, at 3:01 PM, Kashyap Chamarthy kcham...@redhat.com wrote: > On Fri, Feb 16, 2018 at 01:59:01PM +0100, Lentes, Bernd wrote: > > [...] > >> Hi Kashyap, >> >> thanks for your quick and detailed answers. Just to be complete. >> The proced

[libvirt-users] how "safe" is blockcommit ?

2018-09-07 Thread Lentes, Bernd
Hi, currently i'm following https://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit. I 'm playing around with it and it seems to be quite nice. What i want is a daily consistent backup of my image file of the guest. I have the idea of the following procedure: - Shutdown the

Re: [libvirt-users] how "safe" is blockcommit ?

2018-09-10 Thread Lentes, Bernd
- On Sep 7, 2018, at 9:26 PM, Eric Blake ebl...@redhat.com wrote: > On 09/07/2018 12:06 PM, Lentes, Bernd wrote: >> Hi, >> >> currently i'm following >> https://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit. I 'm >> playing around with

Re: [libvirt-users] snapshot with libvirt tools or with lvm tools ?

2018-03-09 Thread Lentes, Bernd
- On Mar 9, 2018, at 7:05 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > > It does not work as expected :-( > My lv's are clustered, but snapshotting a clustered lv requires to activate > the > source lv exclusively on one node, which is not possible when it's mounted and

Re: [libvirt-users] snapshot with libvirt tools or with lvm tools ?

2018-03-09 Thread Lentes, Bernd
- On Mar 9, 2018, at 4:39 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > Hi, > > i asked already a time ago about snapshots. I have some guests, each resides > in > a raw file, placed on an ext3 fs which is on top of a logical volume, for each > guest a dedicated lv. > The

[libvirt-users] snapshot with libvirt tools or with lvm tools ?

2018-03-09 Thread Lentes, Bernd
Hi, i asked already a time ago about snapshots. I have some guests, each resides in a raw file, placed on an ext3 fs which is on top of a logical volume, for each guest a dedicated lv. The raw is not a "must have", if there are obvious reasons i can convert them to a qcow2. What i want is a

[libvirt-users] snapshots with virsh in a pacemaker cluster

2018-10-15 Thread Lentes, Bernd
Hi, i have a two node cluster with virtual guests as resources. I'd like to snapshot the guests once in the night and thought i had a procedure. But i realize that things in a cluster are a bit more complicated than expected :-)) I will shutdown the guests to have a clean snapshot. I can

Re: [libvirt-users] snapshots with virsh in a pacemaker cluster

2018-10-15 Thread Lentes, Bernd
ce starts on the node it was running before ? IMHO no. What is if i start the snapshot on node A but the resource starts afterwards on node B ? Then libvirt on node B does not know it should perform a snapshot. > On Mon, 15 Oct 2018, 20:36 Lentes, Bernd, < [ > mailto:bernd.len...@hel

Re: [libvirt-users] how "safe" is blockcommit ?

2018-10-12 Thread Lentes, Bernd
> - On Sep 7, 2018, at 9:26 PM, Eric Blake ebl...@redhat.com wrote: > >> On 09/07/2018 12:06 PM, Lentes, Bernd wrote: >>> Hi, >>> >>> currently i'm following >>> https://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit. I 'm >

[libvirt-users] concurrent migration of several domains rarely fails

2018-12-04 Thread Lentes, Bernd
Hi, i have a two-node cluster with several domains as resources. During testing i tried several times to migrate some domains concurrently. Usually it suceeded, but rarely it failed. I found one clue in the log: Dec 03 16:03:02 ha-idg-1 libvirtd[3252]: 2018-12-03 15:03:02.758+: 3252: error

Re: [libvirt-users] concurrent migration of several domains rarely fails

2018-12-10 Thread Lentes, Bernd
Jim wrote: >> >> What is meant by the "admin interface" ? virsh ? > > virsh-admin, which you can use to change some admin settings of libvirtd, e.g. > log_level. You are interested in the keepalive settings above those ones in > libvirtd.conf, specifically > > #keepalive_interval = 5 >

Re: [libvirt-users] concurrent migration of several domains rarely fails

2018-12-06 Thread Lentes, Bernd
> Hi, > > i have a two-node cluster with several domains as resources. During testing i > tried several times to migrate some domains concurrently. > Usually it suceeded, but rarely it failed. I found one clue in the log: > > Dec 03 16:03:02 ha-idg-1 libvirtd[3252]: 2018-12-03

[libvirt-users] is it possible to create a snapshot from a guest residing in a plain partition ?

2019-04-03 Thread Lentes, Bernd
Hi, i can store the disk of a guest in a plain partition which isn't formatted. That's no problem, i did it already several times, although the promised speed increase didn't appear. But is it possible to create from such a guest a snapshot in a .sn file using virsh ? Regards, Bernd --

Re: [libvirt-users] is it possible to create a snapshot from a guest residing in a plain partition ?

2019-04-04 Thread Lentes, Bernd
- On Apr 3, 2019, at 5:27 PM, Eric Blake ebl...@redhat.com wrote: > It is possible to create an external snapshot (an internal one is not > possible, unless you stored the guest disk as qcow2 format embedded > inside the partition rather than directly as raw format). Note that > when

[libvirt-users] blockcommit of domain not successfull

2019-06-04 Thread Lentes, Bernd
Hi, i have several domains running on a 2-node HA-cluster. Each night i create snapshots of the domains, after copying the consistent raw file to a CIFS server i blockcommit the changes into the raw files. That's running quite well. But recent the blockcommit didn't work for one domain: I create

Re: [libvirt-users] blockcommit of domain not successfull

2019-06-05 Thread Lentes, Bernd
Hi Peter, thanks for your help. - On Jun 5, 2019, at 9:27 AM, Peter Krempa pkre...@redhat.com wrote: >> = >> ... >> 2019-05-31 20:31:34.481+: 4170: error : qemuMonitorIO:719 : internal >> error: >> End of file from qemu

Re: [libvirt-users] blockcommit of domain not successfull

2019-06-05 Thread Lentes, Bernd
- On Jun 5, 2019, at 4:49 PM, Peter Krempa pkre...@redhat.com wrote: > On Wed, Jun 05, 2019 at 13:33:49 +0200, Lentes, Bernd wrote: >> Hi Peter, >> >> thanks for your help. >> >> - On Jun 5, 2019, at 9:27 AM, Peter Krempa pkre...@redhat.com wrote

[libvirt-users] logging of domains

2019-05-29 Thread Lentes, Bernd
Hi, recently i had some domains stopped without any obvious reason for me. Unfortunately i didn't find the cause. I'd like to log information about the domains that i have more information the next time this will happen. In /etc/libvirt/libvirtd.conf i have: log_level = 3

Re: [libvirt-users] blockcommit of domain not successfull

2019-06-14 Thread Lentes, Bernd
- On Jun 14, 2019, at 9:14 AM, Peter Krempa pkre...@redhat.com wrote: > On Thu, Jun 13, 2019 at 16:01:18 +0200, Lentes, Bernd wrote: >> >> - On Jun 13, 2019, at 1:08 PM, Bernd Lentes >> bernd.len...@helmholtz-muenchen.de wrote: >> >> I found further

Re: [libvirt-users] blockcommit of domain not successfull

2019-06-13 Thread Lentes, Bernd
- On Jun 13, 2019, at 9:56 AM, Peter Krempa pkre...@redhat.com wrote: > > Thanks for comming back to me with the information. > > Unfortunately this is not a full debug log but I can try to tell you > what I see here: I configured libvirtd that way: ha-idg-1:~ # grep -Ev '^$|#'

Re: [libvirt-users] blockcommit of domain not successfull

2019-06-11 Thread Lentes, Bernd
- On Jun 5, 2019, at 4:49 PM, Peter Krempa pkre...@redhat.com wrote: > On Wed, Jun 05, 2019 at 13:33:49 +0200, Lentes, Bernd wrote: >> Hi Peter, >> >> thanks for your help. >> >> - On Jun 5, 2019, at 9:27 AM, Peter Krempa pkre...@redhat.com wrote

Re: [libvirt-users] blockcommit of domain not successfull

2019-06-13 Thread Lentes, Bernd
- On Jun 13, 2019, at 1:08 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: I found further information in /var/log/messages for both occurrences: 2019-06-01T03:05:31.620725+02:00 ha-idg-2 systemd-coredump[14253]: Core Dumping has been disabled for process 30590

[libvirt-users] domains paused without any obvious reason

2019-05-13 Thread Lentes, Bernd
Hi, i have a two node HA-Cluster with several domains as resources. Currently it's running in test mode. Some domains (all on the same host) stopped running, virsh list shows them as "paused". All stopped at the same time (11th of may, 7:00 am), my monitoring system began to yell. I don't have

Re: [libvirt-users] domains paused without any obvious reason

2019-05-14 Thread Lentes, Bernd
- Am 14. Mai 2019 um 11:08 schrieb Daniel P. Berrangé berra...@redhat.com: > > 'virsh domstate --reason $GUEST' > > will tell you what event caused the guest to pause in the first place. > > If you can resume successfully, this indicates the event was a transient > problem. Given the

Re: [libvirt-users] domains paused without any obvious reason

2019-05-13 Thread Lentes, Bernd
- On May 13, 2019, at 3:34 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > Hi, > > i have a two node HA-Cluster with several domains as resources. > Currently it's running in test mode. > Some domains (all on the same host) stopped running, virsh list shows them as >

[libvirt-users] domain still running although snapshot-file is deleted !?!

2019-05-15 Thread Lentes, Bernd
Hi, i have a strange situation: A domain is still running where domblklist points to a snapshot file and also dumpxml says the current drive is that snapshot file. But the file has been deleted hours ago. And the domain is still running. I can login via ssh, the database and the webserver are

[libvirt-users] does virsh have a history with timestamps ?

2019-08-12 Thread Lentes, Bernd
Hi, i knwo that virsh has its own history, but are somewhere the respective timestamps logged ? Bernd -- Bernd Lentes Systemadministration Institut für Entwicklungsgenetik Gebäude 35.34 - Raum 208 HelmholtzZentrum münchen bernd.len...@helmholtz-muenchen.de phone: +49 89 3187 1241

[libvirt-users] experience with balloon memory ?

2019-09-23 Thread Lentes, Bernd
Hi ML, i'm thinking about using balloon memory for our domains. We have about 15 domains running concurrently, and i think it might be nice if a domain requires more RAM it grabs it, and if it don't need it anymore, it releases it. But i have no experience with it. So i have some questions: -

Re: problems with understanding of the memory parameters in the xml file

2020-02-13 Thread Lentes, Bernd
- On Feb 12, 2020, at 8:34 AM, Peter Krempa pkre...@redhat.com wrote: > to briefly summarize what those three knobs do: > > 1) memory - this is the initial memory size for a VM. qemu grants this > amount of memory to the VM on start. This is also the memory the guest > is able to use if the

Re: Virtio-disk with driver from Microsoft from 2006 ?

2020-03-05 Thread Lentes, Bernd
- On Mar 4, 2020, at 7:50 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > Hi, > > i wanted to benchmark a windows guest, compare standard driver and virtio > driver. > I installed the domain first with an IDE disk. > I followed >

does the guest have a snapshot ?

2020-02-07 Thread Lentes, Bernd
Hi, i'm cuurently a bit confused if a guest does have a valid snapshot or not. This is the xml: ... ... both files are currently in access by the respective qemu process. lsof: qemu-kvm 19533 root 13u

Re: does the guest have a snapshot ?

2020-02-07 Thread Lentes, Bernd
- On Feb 7, 2020, at 3:43 PM, Peter Krempa pkre...@redhat.com wrote: > On Fri, Feb 07, 2020 at 15:25:22 +0100, Lentes, Bernd wrote: ... > > Libvirt is probably lacking the metadata for the snapshot. That is not a > problem though, because since libvirt doesn't supp

Re: can hotplug vcpus to running Windows 10 guest, but not unplug

2020-02-14 Thread Lentes, Bernd
- On Feb 14, 2020, at 4:13 PM, Peter Krempa pkre...@redhat.com wrote: > > Sounds like qemu doesn't support unplug of vcpus. Which version of qemu > do you use? ha-idg-2:~ # rpm -qa|grep qemu qemu-seabios-1.11.0-5.18.1.noarch qemu-ovmf-x86_64-2017+git1510945757.b2662641d5-3.16.1.noarch

can hotplug vcpus to running Windows 10 guest, but not unplug

2020-02-14 Thread Lentes, Bernd
Hi, i'm playing a bit around with vcpus. My guest is Windows 10 1903. This is the excerpt from the config: ... 4 ... I'm able to hotplug vcpus, but when i want to unplug them i get the following: virsh # setvcpus pathway 3 --live virsh # setvcpus pathway 4 --live

problems with understanding of the memory parameters in the xml file

2020-02-11 Thread Lentes, Bernd
Hi guys, despite reading hours and hours in the internet i'm still struggling with "memory", "currentmemory" and "maxMemory". Maybe you can help me to sort it out. My idea is that a guest has an initial value of memory (which "memory" seems to be) when booting. We have some Windows 10 guests

Re: does the guest have a snapshot ?

2020-02-10 Thread Lentes, Bernd
- On Feb 10, 2020, at 8:29 AM, Peter Krempa pkre...@redhat.com wrote: > virsh blockpull VM vda > Hi Peter, that did the job. Thanks. Bernd Helmholtz Zentrum München Helmholtz Zentrum Muenchen Deutsches Forschungszentrum fuer Gesundheit und Umwelt (GmbH) Ingolstaedter Landstr. 1 85764

Re: can hotplug vcpus to running Windows 10 guest, but not unplug

2020-02-17 Thread Lentes, Bernd
- On Feb 15, 2020, at 12:47 AM, Marc Roos m.r...@f1-outsourcing.eu wrote: > Would you mind sharing your xml? I have strange high host load on idle > windows guest/domain pathway 8235e5ae-0756-4286-5407-9fa02d372046 Pathway Studio Dietrich 16146944 4147456 4

changing memory size with virsh setmem - results only visible in domain, not on host

2020-03-06 Thread Lentes, Bernd
Hi, i have a Linux domain (Ubuntu 14.04) where we like to be able to change the amount of usable memory. We have a balloon device and statistics are switched in 5 sec. rhythm. The domain shows very quickly changes (following top) when we change the memory size with setmem, but the host does not

Re: time in domain very unstable

2020-10-07 Thread Lentes, Bernd
- Am 6. Okt 2020 um 22:52 schrieb Jim Fehlig jfeh...@suse.com: > On 10/6/20 7:55 AM, Lentes, Bernd wrote: >> Hi, >> >> i have a domain (SLES 10 SP4) running with KVM. > > Wow, that's old! I'm surprised time keeping is your only problem :-). It is indeed t

Is it possible that "virsh destroy" does not stop a domain ?

2020-10-07 Thread Lentes, Bernd
Hi, Is it possible that "virsh destroy" does not stop a domain ? I'm asking because i have some domains running in a two-node HA-Cluster (pacemaker). And sometimes one node get fenced (killed) because it couldn't stop a domain. That's very ugly. This is also the reason why i asked before what

Re: Is it possible that "virsh destroy" does not stop a domain ?

2020-10-08 Thread Lentes, Bernd
- On Oct 7, 2020, at 7:26 PM, Peter Crowther peter.crowt...@melandra.com wrote: > Bernd, another option would be a mismatch between the message that "virsh > destroy" issues and the message that force_stop() in the pacemaker agent > expects to receive. Pacemaker is trying to determine the

what does "virsh destroy" really ?

2020-10-05 Thread Lentes, Bernd
Hi, what does "virsh destroy" with the domain ? Send a kill -9 to the process ? Bernd -- Bernd Lentes Systemadministration Institute for Metabolism and Cell Death (MCD) Building 25 - office 122 HelmholtzZentrum München bernd.len...@helmholtz-muenchen.de phone: +49 89 3187 1241 phone:

Re: what does "virsh destroy" really ?

2020-10-06 Thread Lentes, Bernd
- Am 6. Okt 2020 um 1:12 schrieb Digimer li...@alteeve.ca: > On 2020-10-05 6:04 p.m., Lentes, Bernd wrote: >> Hi, >> >> what does "virsh destroy" with the domain ? Send a kill -9 to the process ? >> >> Bernd >> > > It forces the

time in domain very unstable

2020-10-06 Thread Lentes, Bernd
Hi, i have a domain (SLES 10 SP4) running with KVM. Time is very wrong when booting unless ntp synchronizes. What can i do ? Bernd -- Bernd Lentes Systemadministration Institute for Metabolism and Cell Death (MCD) Building 25 - office 122 HelmholtzZentrum München

Fwd: can't define domain - error: cannot open /dev/null: Operation not permitted

2020-09-21 Thread Lentes, Bernd
> Von: "Lentes, Bernd" > Datum: 21. September 2020 um 18:38:48 MESZ > An: Martin Kletzander > Betreff: Aw: can't define domain - error: cannot open /dev/null: Operation > not permitted > Helmholtz Zentrum München Helmholtz Zentrum München

Fwd: can't define domain - error: cannot open /dev/null: Operation not permitted

2020-09-21 Thread Lentes, Bernd
> Von: "Lentes, Bernd" > Datum: 21. September 2020 um 18:38:48 MESZ > An: Martin Kletzander > Betreff: Aw: can't define domain - error: cannot open /dev/null: Operation > not permitted > > Hi Martin, > > after configuring the logging and a restart of t

can't define domain - error: cannot open /dev/null: Operation not permitted

2020-09-20 Thread Lentes, Bernd
Hi, i have a two-node cluster running on SLES 12 with pacemaker. The cluster refused to start the domains on one node. So i took some of the domains out of the cluster and tried to start it manually. This is what happened: virsh # define /mnt/share/vm_documents-oo.xml error: Failed to define

Re: how to check a virtual disk

2021-03-29 Thread Lentes, Bernd
- On Mar 29, 2021, at 2:09 PM, Peter Krempa pkre...@redhat.com wrote: > On Mon, Mar 29, 2021 at 13:59:11 +0200, Lentes, Bernd wrote: >> >> - On Mar 29, 2021, at 12:58 PM, Bernd Lentes >> bernd.len...@helmholtz-muenchen.de wrote: > > [...] > >> &g

Re: how to check a virtual disk

2021-03-29 Thread Lentes, Bernd
- On Mar 29, 2021, at 12:58 PM, Bernd Lentes bernd.len...@helmholtz-muenchen.de wrote: > Hi, > > we have a two-node cluster with pacemaker a SAN. > The resources are inside virtual domains. > The images of the virtual disks reside on the SAN. > On one domain i have errors from the hd in my

virsh dommemstat doesn't update its information

2021-03-29 Thread Lentes, Bernd
Hi, i'm playing a bit around with my domains and the balloon driver. To get information about ballooning i use virsh dommemstat. But i only get very few information: virsh # dommemstat vm_idcc_devel actual 1044480 last_update 0 rss 1030144 Also configuring "dommemstat --domain vm_idcc_devel

how to check a virtual disk

2021-03-29 Thread Lentes, Bernd
Hi, we have a two-node cluster with pacemaker a SAN. The resources are inside virtual domains. The images of the virtual disks reside on the SAN. On one domain i have errors from the hd in my log: 2021-03-24T21:02:28.416504+01:00 geneious kernel: [2159685.909613] JBD2: Detected IO errors while

Access to an OCFS2 Partition outside the VM

2021-03-18 Thread Lentes, Bernd
Hi, i'm thinking about installing two Ubuntu versions on one pc, one as a host system with KVM, the other in a virtual domain. I need access from both to several OCFS2 partitions with big amount of data. The partitions are on harddisks attached to that pc. Is it possible to access an OCFS2

is there a way to stop a domain in 'D' process state (uninterruptible) ?

2021-10-21 Thread Lentes, Bernd
Hi, how can i stop/shutdown a domain which is in process state 'D' ? 'D' means uninterruptible and a process in 'D' can't be terminated by kill, even not with kill -9. Bernd -- Bernd Lentes System Administrator Institute for Metabolism and Cell Death (MCD) Building 25 - office 122

how can i measure reliably the speed of a virtual disk ?

2021-10-25 Thread Lentes, Bernd
Hi, we have some domains running on a two-node pacemaker cluster. The disks for the domains are raw files which reside on a SAN. I measured the speed of one domain inside the guest and got completely weird results: between 18MB/s and 750MB/s !?! I measured with hdparm -t. I think this is

how to reliably shutdown domains ?

2022-03-08 Thread Lentes, Bernd
Hey guys, i have a two-node cluster with around 20 domains. Cluster-Software is pacemaker and corosync, OS is SLES 12 SP5. The scripts for starting/stopping the domains use virsh. Is there a way to reliably shutdown the domains via virsh ? I'm testing around, but sometimes the domains stop,

Re: how to use "virsh shutdown domain --mode [initctl|signal|paravirt) ?

2022-06-01 Thread Lentes, Bernd
- On Jun 1, 2022, at 12:25 PM, Peter Krempa pkre...@redhat.com wrote: > On Wed, Jun 01, 2022 at 12:05:58 +0200, Lentes, Bernd wrote: >> Hi, >> >> ocasionally my Virtual Domains running on a pacmekaer cluster don't shutdown, >> although beeing told to do it. &g

how to use "virsh shutdown domain --mode [initctl|signal|paravirt) ?

2022-06-01 Thread Lentes, Bernd
Hi, ocasionally my Virtual Domains running on a pacmekaer cluster don't shutdown, although beeing told to do it. "virsh help shutdown" says: ... --mode shutdown mode: acpi|agent|initctl|signal|paravirt How is it possible to use initctl or signal or paravirt ? What do i have to do ? What are