Installing Home Assistant OS using Proxmox 8

I did use that guide that you so kindly provided. Although I wish I had it earlier when I was doing the first fresh install instead of a video on youtube.

Did Kernel upgrade. Then rebooted proxmox.

Then did the Intel microcode upgrade and then another reboot of proxmox.

RAM usage for HA VM is still over 2.5G.

While it shows around 1G in HA GUI.

Is that normal?

I find it challenging to understand the issue with RAM usage, as it appears to vary depending on the setup. There are numerous topics on this forum that discuss it.

Sorry, I don’t mean to bother you or anything.

My setup is actually pretty simple. My Raspberry PI running HA was slowing down so I bought a new miniPC.

Processor Type ‎Celeron
Processor Speed ‎2.9 GHz
Processor Socket ‎BGA 413
Processor Count ‎4
RAM Size ‎8 GB
Computer Memory Type ‎DDR4 SDRAM
Maximum Memory Supported ‎8 GB
Memory Clock Speed ‎2.9 GHz
Hard Drive Size ‎256 GB
Hard Disk Description ‎SSD

It came with Win11 default. Last weekend I formatted it and installed proxmox new and then HA in one VM. I got nothing else running on this box.

After migrating my HA setup, HA instant was restarting randomly. I deactivated some add-ons just to make sure if those are not the one causing the problems but it didn’t help. Then I came across this thread …

Sorry for the silly questions but as HA keeps restarting over last 5 days, it was/is a bit ‘panic’ situation for me.

There is increased usage of ram in haos 10. Try downgrading to 9.5.

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I hope the changes you made will result in a stable instance. Don’t worry too much about the RAM usage for now.

I suggest changing the CPU Model to ‘Host’ and the Disk Cache to ‘Write through’


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Thanks for your help. I did as you suggested and then rebooted the HA VM.

I guess I need to be patient now and not worry about RAM usage for the moment. Let’s see what happens in next 12 hours.

Once again, thank you !

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For what it’s worth, I think that is normal. At least on my system I experience very similar values: Proxmox showing memory as 3.5Gi used out of 4.0, but HA only showing 26% used. I’ve been running stable for a couple years, and never had any RAM-related issues.

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My proxmox shows 1 of 4GB used. It shot up to 3 or more with HAOS10 and then went back down when I reverted to 9.5

Posted about it here. Home Assistant OS 10: Better memory management and new board support - #88 by nickrout

EDIT HAOS 10.1 shows normal RAM usage of 1G. Seems to be a problem isolated to HAOS10.0.

Just a quick update : After doing Kernel and Intel Microcode upgrade and changing CPU model (host) and Disk Cache (write-through), my HA instance is running stable for 36 hours. Still under monitoring but it looks promising so far.

I’m using HAOS 10.1 and Supervisor 2023.04.1.

@tteck and others : Thank you very much !

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I’ve setup a Ha vm in proxmox last week, but wanted setup a new one to with ttecks script.
The scripts starts but keeps hanging on the storage pool page. I can choose the local lvm but if i press ok, i stay in the same window. Same if i choose other locations. Any idea?

spacebar = select

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:shushing_face: thanks! helped me out!

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I modified the storage menu message in order to reduce any potential confusion.

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@tteck See the post below, @seanblanchfield claims to have HASS OS running fine inside LXD. Any reason why that wouldn’t work in Proxmox’s lxc?

I can envision issues with the nested docker using vfs storage and consuming tons of space, if it can’t be customized to use usermode fuse-overlayfs, maybe?

CMIW, In his case, LXD is being used in conjunction with other technologies to run VMs.
You cannot directly import a .qcow2 file into an LXC environment within Proxmox VE.

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Ahh I see, he’s using LXD for VMs, not lxc. Dang, thought I was on my way here.

Just a note:
To ensure compatibility with Proxmox VE on the affordable NUC-style systems equipped with N-series Celeron processors, it is necessary to install both the Proxmox 6.2 kernel and the new Intel microcode.

hi @kanga_who can you tell me how this went on the HP T520 thin client? can’t see other reports. I’m thinking of doing the same to a similarly spec’d thin client. how much ram did the t520 have?

Not sure if I have mentioned it in this thread, but I am running HA in proxmox on an hp t630. It has 16gb ram and a 256gb ssd. It also runs openmediavault with 3 usb ssd’s, pihole and motioneye with 8 cameras, Although only 2 cameras are setup for motion detection. The CPU sits at about 80% and ram at about 70%. The cpu usage is about half that it you turn off motioneye. An hp t520 will handle HA with ease.