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#lvm

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hey hey #Linux #FileSystem #ZFS #RAID #XFS entities! I'm looking for extremely opinionated discourses on alternatives to ZFS on Linux for slapping together a #JBOD ("Just a Bunch Of Disks", "Just a Buncha Old Disks", "Jesus! Buncha Old Disks!", etc) array.

I like ZFS
but the fact that it's not in tree in-kernel is an issue for me. What I need most is reliability and stability (specifically regarding parity) here; integrity is the need. Read/write don't have to be blazingly fast (not that I'm mad about it).

I also have one
#proxmox ZFS array where a raw disk image is stored for a #Qemu #VirtualMachine; in the VM, it's formatted to XFS. That "seems" fine in limited testing thus far (and quite fast, so it does seem like the defaults got the striping correct) but I kind of hate how I have multiple levels of abstraction here.

I don't think there's been any change on the
#BTRFS front re: raid-like array stability (I like and use BTRFS for single disk filesystems but) although I would love for that to be different.

I'm open to
#LVM, etc, or whatever might help me stay in tree and up to date. Thank you! Boosts appreciated and welcome.

#techPosting

Running your own AI in-house – Part 1 – LLM/LVM – Ollama in the shell

In this guide I’ll show you how to install Ollama and running your first LLM/LVM, recommend some models, give you examples on how to script with it and finally how to describe images.

This is the first article in a series of articles on how to run AI in-house.

https://www.sindastra.de/p/3373/running-your-own-ai-in-house-part-1-llm-lvm-ollama-in-the-shell

#AI#linux#LLM

I just installed Arch manually, but now it fails to boot. It only asks to unlock nvme1n1p1, but not the root, leading to a "failed to find root" error.

fstab seems correct. I suspect the issue is in crypttab.
Does anyone know a good blog post or guide to set it up correctly? I feel like I’m close to solving this.

#ArchLinux #Btrfs #LVM #LUKS #Linux

1/2

#SMART varoitti tänään, että yksi #pöytäkone'en #kiintolevy (1½ Tt HDD) olisi pettämässä 24 tunnin kuluessa. Levy on kieltämättä ainakin 15 vuotta vanha, mutta ongelma oli, että a) se oli osa #LVM:ää eikä siinä ollut enää ”#extent'tejä”, joihin dataa siirtää, ja b) koneen kotelossa oli vain kaksi paikkaa 3½" kiintolevyille, kumpikin käytössä.

Ratkaisu: 5¼" paikalla oleva #bluray-asema irti ja uusi levy väliaikaisesti siihen (ruuveitta, jalustalla). Ja ei kun dataa pelastamaan! #atkjuttuja

#linux #lvm #raid #? @rf @ru
Умеет ли LVM hot spare у raid1 как mdraid, или нужно сносить к чертям его raid1 и делать mdraid on lvm для такого? Или может есть какой-то демон который сопли lvm подотрёт когда один из pv отвалится?

Love when I go to check something and it's unresponsive. Then I look and find this:
```
user@host:~$ df -h
Filesystem Size Used Avail Use% Mounted on
tmpfs 795M 1.2M 793M 1% /run
/dev/mapper/ubuntu--vg-ubuntu--lv 30G 29G 0 100% /
tmpfs 3.9G 0 3.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
/dev/sda2 2.0G 182M 1.7G 10% /boot
tmpfs 795M 12K 795M 1% /run/user/1000
```

My next 15 minutes are planned out for me. Used to be 20, I had to google the lvm command format.
#linux #lvm #selfhost #diskfull

Ich muss es mal wieder in aller Deutlichkeit sagen:
Ich
❤️ #Linux

Im
#Notebook meiner Frau war noch eine relativ kleine #SSD. Seit einem Jahr macht sie mega viele Fotos mit dem #Smartphone und bei der letzten Sicherung auf's Notebook waren nur noch 4 GB frei.

Ich habe das mit
#LUKS vollverschlüsselte #Ubuntu kurzerhand mit Linux #Bordmitteln auf eine größere SSD umgezogen:

1. alte SSD mit dd auf neue SSD 1:1 geklont
2. neue SSD ins Notebook eingebaut und Ubuntu gestartet
3. im laufenden System unbenutzten Speicherplatz mit
#gparted der verschlüsselten Root-Partition hinzugefügt.
4. im laufenden System das
#LVM vergrößert
5. im laufenden System das Dateisystem vergrößert

Fertig.

#OpenSource #FOSS #digitaleSelbstbestimmung #digitaleSouveränität #Terminal

Coming from the git world, I really wish LVM had a --fork option. Basically something like lvcreate --snapshot, but in reverse. Basically I want to create a snapshot that I can also write to, but with one command. Even snapshot example shows creating the snapshot, then creating a third writable volume based on the snapshot.