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    Restoring from backup powers off server

    Thanks for your update. I agree that it may be a hardware fault, but it's very hard to replicate. I'm waiting for the motherboards replacement. Let's see how it goes. I've got also some nodes with GIGA MX33-BS1-V1, but for now I've had no problems with these.
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    Restoring from backup powers off server

    Hi Brendon, You're not the only one, similar problem here with the same motherboard (Gigabyte MX33-BSA-V1F) and ZFS striped mirrors. Very frustrating. In my case I have 10 PVE nodes, 3 of them have this motherboard and I've been experiencing different issues with them, all related to...
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    [SOLVED] Error upgrading several PVE 5 nodes

    Hi Thomas, Thanks for your help, I'll mark this post as solved. Best regards, Carles
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    [SOLVED] Error upgrading several PVE 5 nodes

    Hello, We're upgrading several old PVE5 nodes (all of them with subscription), and we're facing this error: root@pve1:~# apt update Hit:1 http://security.debian.org stretch/updates InRelease Ign:2 https://enterprise.proxmox.com/debian/pve stretch InRelease Ign:3...
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    Recommended RAM for ZFS

    Thank you for the information, I saw a paper about CEPH but not this one about ZFS. As far as I can see, the performance is reasonably good, taking in account that in the paper, ARC is being limited to 4GB: # limit maximum ARC size options zfs zfs_arc_max=4294967296 I'll try to put the NVMe...
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    [SOLVED] Moving from no-subscription to enterprise

    Hi, Just for reference, I ended up installing the ISO via IPMI. Everything worked as expected.
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    Recommended RAM for ZFS

    Hi, Can we expect at least the same performance in those two scenarios? HWRaid with WriteThrough + SSD: Intel Xeon E-2288G 128GB RAM 4 x 960GB SSD in RAID10 with hardware controller. NO HWRaid + NVMe + ARC limited to 16GB: Intel Xeon E-2288G 128GB RAM 2 x 1,92 TB NVMe SSD in ZFS Mirror...
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    Recommended RAM for ZFS

    On the Wiki (System Requirements: https://pve.proxmox.com/wiki/System_Requirements), is stated that recommended requirements are 2GB for the OS + 1GB per TB, maybe someone from Proxmox Team can confirm it? If those really are the recommended requirements, 16GB should be more more than enough...
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    Recommended RAM for ZFS

    Hi Ramalama, I know that ZFS uses 50% by default, that's why I want to limit it, I don't want to lose 64GB of RAM when now I'm using 100GB of 128GB. So, in theory, no matter how much limit I put for ARC (i.e. max 15GB), since I'm using NVMe the performance would be at least the same as now...
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    Recommended RAM for ZFS

    Hello, We've a 5 node cluster with local storage. All servers are the same: Intel Xeon E-2288G 128GB RAM 4 x 960GB SSD in RAID10 with hardware controller. We try not to provision more than the 80% of RAM (100GB+-) to have room for balancing VMs if necessary. The point is that we miss ZFS...
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    [SOLVED] Moving from no-subscription to enterprise

    Thank you for the clarification. I've opened a ticket with the provider asking if it's possible to install from PVE5 template. If so, I'll install PVE from it and then upgrade to PVE6 with the enterprise-repository. If that's not possible, I'll try to mount the iso via IPMI and do the...
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    [SOLVED] Moving from no-subscription to enterprise

    Hi, It seems not possible to install from the ISO. What we did in previous installation was to use a template from an old PVE, i.e. PVE5, then add the subscription and then upgrade to PVE6. We cannot do this because PVE5 template is not available anymore. Here are the package versions that the...
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    [SOLVED] Moving from no-subscription to enterprise

    Hello, We've a 4 node cluster hosted in a cloud provider. All nodes have a basic subscription. Now we've acquired a new node, and the installation template from the hoster comes with the pve-no-subscription repository. I know that I need to comment the pve-no-subscription entry at...
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    Hyper-V Not Working

    Hi, Have you tried using CPU=host on the VM config, instead of Cascadelake-Server? Also, maybe you already did, but here is the wiki entry for Nested Virtualization: https://pve.proxmox.com/wiki/Nested_Virtualization Regards
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    Adding new PVE 6 node to a cluster which is being upgraded from PVE 5.4 to PVE 6

    Hi, nodes 2 and 3 cannot afford more VMs (no resources available). That's why I asked about adding another node when node1 failed. Right now, technicians are replacing node1 motherboard. Do you think it's better to move vms to node1 when fixed instead of adding a new one? (we'll do that...
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    Adding new PVE 6 node to a cluster which is being upgraded from PVE 5.4 to PVE 6

    Hi Moayad, Thanks for your answer. The idea is to join the new PVE6 node to the cluster, move VMs from the 5.4 node to the new one, and immediately upgrade the 5.4 node. We have to do it that way because node1, which already has been updated to PVE6, started to fail after starting the cluster...
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    Windows 10 VM licensing

    Hi, If you want to virtualize a Windows Desktop OS, you need either to pay for a Windows VDA license (monthly fee) or have Windows Open License with at least one Windows 10 license and pay for software assurance (ask to any MS partner in your area). Another option is, if the server running...
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    Adding new PVE 6 node to a cluster which is being upgraded from PVE 5.4 to PVE 6

    Hello, We're in process of upgrading a 4 node cluster to PVE6, but we would like to know if it's possible to add a new PVE6 node to the cluster if we still have one node with 5.4. Here is our environment: ENVIRONMENT: node0: PVE 5.4 (with Corosync 3) -> with VMs running on local-lvm node1: PVE...
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    Cluster behaviour when upgrading to 6.2

    Hi Stefan_R, Thanks for your answer. Yes I did, just wanted to make sure that when the guide says "Note: changes to any VM/CT or the cluster in general are not allowed for the duration of the upgrade!" is referring to Corosync upgrade process only, not all cluster. Best regards, Carles