proxmox

https://s55ma.radioamater.si/2021/01/25/proxmox-mellanox-connect-x3-some...

I added an extra network card to my Proxmox server (Mellanox Connect-X3) and some VLANs were not working. It turned out Mellanox Connect-X3 supports only about 128 VLANS in memory. Proxmox by default adds VLANs from 2-4094. You can see it in /etc/network/interfaces, line bridge-vids 2-4094

nano /etc/modprobe.d/zfs.conf

options zfs zfs_arc_min=4294967296
options zfs zfs_arc_max=8589934592
options zfs zfs_flags=0x10

update-initramfs -u
proxmox-boot-tool refresh

https://www.dlford.io/memory-tuning-proxmox-zfs/

https://r00t.dk/post/2022/05/02/proxmox-ve-7-replace-zfs-boot-disk/

zpool status

sgdisk /dev/sda -R /dev/sdc
sgdisk -G /dev/sdc

zpool replace rpool

zpool replace rpool /dev/disk/by-id/ata-WDC_WD40EFZX-68AWUN0_WD-WX22D801PVYR-part1 /dev/disk/by-id/ata-WDC_WD40EFZX-68AWUN0_WD-WX92DA0J2JDY-part1

GRUB/UEFI:

proxmox-boot-tool format /dev/sdc2
proxmox-boot-tool init /dev/sdc2
proxmox-boot-tool refresh