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    When a cluster node is lost is it possible to restart its VM on another node?

    Hi, thanks for your answer. I read this document and I'm not sure I'll be able to test a realistic set of conditions with HA as proposed as my time is limited, that's why I asked how to "manually" restart a VM from a known for sure failed/offline node on another one. On our current non proxmox...
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    When a cluster node is lost is it possible to restart its VM on another node?

    Hi, I'm testing some edge cases with proxmox VE 6.3: I have a cluster p1 with three nodes node1 node2 node3, all use only a shared NFS (from another machine outside the cluster) for VM disk storage. VM 100 is running on node1. node2 and node3 have no VM running. Let's assume node1 fails...
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    Removing vlan id 1 from a trunk

    I lightly tested the following patch and it seemed to work for my trunk VM port and not break my other VM: root@nuc3:/usr/share/perl5/PVE# diff -u Network.pm.orig Network.pm; diff -u QemuServer.pm.orig QemuServer.pm --- Network.pm.orig 2021-02-02 20:19:17.454498452 +0100 +++ Network.pm...
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    Removing vlan id 1 from a trunk

    Yes but if we define proper trunks for VM ports it doesn't get through. Since proxmox UI doesn't allow for specifying ifupdown2 advanced VLAN options and you have to edit manually /etc/network/interfaces to for example select some VLANs instead of all it's not proxmox responsability to use the...
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    Removing vlan id 1 from a trunk

    I tested your suggestion manually: # bridge -c vlan ... tap101i1 10 20 30 # bridge vlan add vid 1 dev tap101i1 # bridge -c vlan ... tap101i1 1 10 20 30 So your code will add tagged vlan 1 to the trunk according to iproute2 bridge (didn't know this was...
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    Removing vlan id 1 from a trunk

    QinQ is another story :) We don't use it in our infrastructure currently. The tag= attribute can be given only once and it's ok since it specify the untagged vlan and there can be only one on a bridge port The issue is that proxmox cannot remove the current behaviour of adding untagged vlan 1...
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    Removing vlan id 1 from a trunk

    Hi, Yes of course you can have untagged traffic VLAN 10 on one machine and untagged traffic VLAN 20 on another, that's what the tag= attribute is for, and you do not have to use separate bridges for that since "VLAN aware bridge" have been developped just for this purpose. Please reread the...
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    Removing vlan id 1 from a trunk

    Yes I want to remove untagged traffic as it might be an unwanted communication channel between unrelated VM. For example let's say a VM has trunk VLAN 10 20 and another one trunk VLAN 30 40 so in principle they're completely isolated at L2 ethernet. If proxmox keeps adding untagged VLAN 1 to...
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    Removing vlan id 1 from a trunk

    Looking at the source code of PVE it looks like adding untag 1 is done in all cases : https://github.com/proxmox/pve-common/blob/master/src/PVE/Network.pm#L235 $tag = 1 if !$tag; eval { run_command(['/sbin/bridge', 'vlan', 'add', 'dev', $iface, 'vid', $tag, 'pvid'...
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    Removing vlan id 1 from a trunk

    Hi, I'm trying to trunk a subset of the host VLANs to a VM using proxmox VE 6.3-3 on debian 10. In the web UI there is only one option tag= for a VM interface which gives access to the given VLAN only as untagged inside the VM. If no tag= is set then the VM sees all the VLAN configured on the...
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    Restore from PBS backup to a new VM instead of overwritting current VM?

    Thanks ! datacenter/node expand gives storage view with pbs and then indeed new vmid on restore .
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    Restore from PBS backup to a new VM instead of overwritting current VM?

    Hi, testing PBS 1.0-1 (from ISO) together with PVE 6.3-3 (on debian 10 host) I'm not able to restore from a backup (of VM 100) to a new VM (eg VM 101)? The "VM" field of the VM/backup/restore popup menu is not editable, if I click on Restore I get "VM 100 - Restore. This will permanently erase...