Proxmox

Augmenter la taille d'un disque d'une VM Linux sur Proxmox

1. Grossir la partition dans le GUI de Proxmox Dans la VM...
2. sync
3. partprobe
4. blockdev --rereadpt /dev/vdc
5. parted /dev/vdc

GNU Parted 3.2
Using /dev/vdc
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) resizepart 1
Warning: Not all of the space available to /dev/vdc appears to be used, you can fix the GPT to use all of the space (an extra 10485760 blocks) or continue with the current setting?
parted: invalid token: 1
Fix/Ignore? F
Partition number? 1
Warning: Partition /dev/vdc1 is being used. Are you sure you want to continue?
Yes/No? Yes

End?  [64.4GB]? 100%

(parted) print
Model: Virtio Block Device (virtblk)
Disk /dev/vdc: 69.8GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:

Number  Start   End     Size    File system  Name  Flags
1      1049kB  64.4GB  64.4GB  ext4

(parted) quit
Information: You may need to update /etc/fstab.

1. partprobe
2. resize2fs /dev/vdc1
3. df -ht ext4
4. partprobe
5. blockdev --rereadpt /dev/vdc

List Proxmox VMs

arr_pmx=( $(find /etc/pve/nodes/ -mindepth 1 -maxdepth 1 -type d | sort) )

for pmx in ${arr_pmx[@]}; do
    arr_files=( $(find ${pmx}/qemu-server/ -mindepth 1 -maxdepth 1 -type f -iname "*.conf" | sort) )
    for file in ${arr_files[@]}; do
        file_name="$(basename ${file})"

        vm_id="${file_name%.conf}"
        if [ -z "${vm_id}" ]; then
            vm_id='EMPTY'
        fi

        vm_name="$(grep 'name:' ${file}| head -1 | awk '{print $2}')"
        if [ -z "${vm_name}" ]; then
            vm_name='NO_NAME'
        fi

        echo -en "${vm_name}  (${vm_id})\n"
    done
done

List all active VMs in a pool

# The selected pools are MY-POOL1 and MY-POOL2 in the example below
declare -a active_vm=( $(pvesh get /cluster/resources --type vm --noborder | grep -E 'MY-POOL1|MY-POOL2' | grep 'running' | awk '{print $1}' | cut -d '/' -f 2 | sort) )

for vm_id in ${active_vm[@]}; do
    declare -a arr_files=( $(find /etc/pve/nodes/ -type f -iname ${vm_id}.conf) )

    for file in ${arr_files[@]}; do
        vm_name="$(grep -F 'name:' ${file} | head -1 | awk '{print $2}')"

        if [ -z "${vm_name}" ]; then
            vm_name='NO_NAME'
        fi

        echo -en "${vm_name}  (${vm_id})\n"
    done
done

Sort la liste des VMs active dans PROXMOX

arr_pmx=( $(find /etc/pve/nodes/ -mindepth 1 -maxdepth 1 -type d | sort) )

for pmx in ${arr_pmx[@]}; do
    active_vm=$(echo -en "${pmx} | grep -v 'stopped'")
    if [ -z "${active_vm}" ]; then
        echo "${active_vm}"
    fi
done

Get a quick overview on how fast your system is

pveperf

Verify the subscription status of your hardware node

pvesubscription get

Start a backup of machine 101:

vzdump 101 -compress lzo
~~~bash

## PVE Cluster Manager see manual
~~~bash
man pvecm

Restart every single Proxmox services:

service pve-cluster restart && service pvedaemon restart && service pvestatd restart && service pveproxy restart

Proxmox VE version info - Print version information for Proxmox VE packages

pveversion

Find next free VM ID

pvesh get /cluster/nextid

View sum of memory allocated to VMs and CTs

grep -R memory /etc/pve/local | awk '{sum += $NF } END {print sum;}'

View sorted list of VMs like vmid proxmox_host type

cat /etc/pve/.vmlist | grep node | tr -d '":,'| awk '{print $1" "$4" "$6 }' | sort -n | column -t

View sorted list of vmid

cat /etc/pve/.vmlist | grep node | cut -d '"' -f2 | sort -n

Various:

find . -type f -name "*.conf" -exec cat {} \; | grep unused

pvesh get /pools/LAB-pool --output-format json | python -c 'import json,sys;print json.load(sys.stdin)["members"]'

pvesh get /pools/LAB-pool --output-format json | python -m json.tool | grep name | cut -d ':' -f 2

cat /etc/pve/.vmlist | grep node | tr -d '":,'| awk '{print $1" "$4" "$6 }' | sort -n | column -t

pvesm list ecpool | cut -d ":" -f 2 | awk '{print $1}'| sed 's/-disk-[0-9]//g' | sed 's:base-[0-9]*/::g' | sort | uniq | wc -l