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    Redundant storage connectivity options with 2 network switches

    I am looking at upgrading my networking and thinking I want to go with 2 switches. The NAS, and each VM server would get 2 10 gig links, one from each switch. Is there any configuration options for setting this up so traffic can use both links and if one fails it just continues to work? Or...
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    USB serial device Passthrough fails after a short while

    I'm working on virtualizing my home automation server, it has two USB devices that act as a serial device, the first device is a relay controller with temp sensors and that one works. The other one is an Arduino. For some reason, that one only works if I disconnect and reconnect it. So if I...
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    How to add new key to authorized_keys file

    I was reviewing my backups and realized that I didn't have a backup job setup to pull down anything from my online PVE host. So I added my local backup server's .pub file content to the authorized_keys file, not thinking that PVE uses this for cluster communication I presume. This particular...
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    Is it possible to emulate a GPU for LLMs?

    Is there a way, perhaps with a plugin or something, to emulate a GPU, and for vram, assign it say, a SSD or something? Obviously it would be very slow, but it would perhaps be a way to run even very big LLMs locally without the expense of a real GPU. Is there actually a way to do this?
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    Catastrophic failure of entire server environment, fixed but get HA state error

    Had a catastrophic failure of my entire server rack, I don't know why but the batteries didn't last during a short outage and I still need to investigate this but long story short the whole rack dropped hard. I managed to recover the NAS and I can see all the LUNs and the data etc. But in PVE...
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    Drivers for Windows 9x?

    Curious if there are VirtIO drivers available for Windows98 or even older versions like 95 or even 3.11, and also just general drivers for stuff like display, mouse, keyboard etc. I installed Windows 98 just for fun and nostalgia but the cursor keeps loosing sync with console making it hard to...
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    VMs shutting down on their own

    I was getting ready to add more ram into one node so I moved VMs over to another node. Once that was done I shut down the node that now had no VMs running on it. It occurred to me that I did the wrong node when I got to the server room as there is another node physically sitting on it, so I...
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    How does proxmox handle HA if there is not enough ram to restart all VMs on another node?

    Just curious, say you lose one or more nodes, and there is not enough ram to run all the VMs on the nodes that are left, or perhaps there's only 1 node left and it's one that has less ram installed, how does proxmox handle this, and how does it prioritize which VM to run, is there a way to...
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    Having lot of issues with new nodes

    I was playing around with Proxmox by virtualizing 2 nodes on my existing ESXi infrastructure, since it was taking forever for my new hardware to come through the mail and I was getting annoyed I started migrating VMs over anyway by converting the vmdks and creating new VMs. Things were going...
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    Simplest way to do block storage

    Currently my VM storage infrastructure is all NFS based, and so are all my general purpose file shares on my workstation etc. All going towards my NAS. Been toying with doing more of a SAN approach where the storage is on it's separate network and uses dedicated NICs to each VM host, and for...
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    disk preallocation setting, what is posix_fallocate?

    i want to setup my stores to preallocate disks, that way they will not grow out of range like with thin provision. I have 40GB disks in vmware that are well over 2TB as they have just grown over time. So I want to avoid that. There is an option for "Full" and also an option for "Full...
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    In process of testing/migration to Proxmox and very happy so far

    This is not really a support question or anything just a good news story I guess. A little over 10 years ago I worked IT and we had a ESXi environment with HA and such and naturally I wanted something like that at home too but also didn't want to pay anything so I put the free version of ESXi...
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    Reassign disk option not giving any VM options in list

    If I have an unused disk, how do i go about assigning it to a VM? When I use the option, no VMs show up in the list to assign it to. I'm experimenting with converting vmdk files and found the command to convert, I placed the disks with a test VM and named the converted disks the same naming...
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    KVM acceleration question

    If you install an OS in a VM that has KVM acceleration turned off because VT-D is not available on the node, but later on add a node where it is available, can you migrate the VM over and then turn KVM acceleration on, or will the guest OS need to be reinstalled? I have a temporary cluster...
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    Having issues figuring out networking

    I'm trying to figure out networking but running into issues. So the node has two NICs, ens32 is management, connected to my management vlan, as a regular connection. Ens34 is a trunk port to the switch. So I tried to follow various tutorials on how to setup the vlans, but no matter what I did...
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    Nested VM on ESXi, is there a way to get VT-D working?

    This is not the best setup but is temporary as I plan to get off ESXi once I buy more hardware and then build more nodes then migrate to them. But in the meantime I decided to just setup my first node as a VM on my existing standalone ESXi server so any new VMs I create I can do them on Proxmox...
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    How do you attach a disk to a VM?

    Seems this should be something simple to do but can't seem to find the option anywhere. I want to create my disks manually so I can preallocate them as there does not seem to be an option to do that while creating the VM, but I also see no option to add the disks. Is there a way to do this?
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    Very strange file behavior with a qcow2 file

    So a little background, I have a Proxmox VE 6.4-13 server at OVH. I chose default partitioning when I set it up, only to realize the hard way that they only allocated 20GB to the / partition. I made a /localdata/vms/ folder to set as my VM store and quickly ran out of space while building my...
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    ISOs: Is there a better way?

    I just discovered the hard way that the ISOs have to be in a rather specific folder (template/iso of a datastore) and it does not handle subdirectories. I have 250GB worth of ISOs all neatly organized by OS, version, etc... Is there a way I can browse through that when installing an OS? I...
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    NFS permissions

    Hi, When setting up an NFS storage LUN, how do I tell it to mount it as a specific user, and access it as a specific user? Ex: My VM storage NFS share is owned by vmuser:vmuser, I may want to create several users in Proxmox such as if I want to give a friend access, but I want to make sure...