### Trim Proxmox host and all unprivileged LXCs on node ###

#!/bin/bash

### Path to FSTRIM
FSTRIM=/sbin/fstrim

### Static list of volumes to trim
# Proxmox host
TRIMVOLS="/"

### Trim volumes
# Trim static list
for i in $TRIMVOLS; do
  echo "Trimming $i"
  $FSTRIM -v $i 2>&1 | logger -t "fstrim [$$]"
done

# Trim all LXC containers
for i in $(pct list | awk '/^[0-9]/ {print $1}'); do
  echo "Trimming CT $i"
#  $FSTRIM -v /proc/$(lxc-info -n $i -p | awk '{print $2}')/root 2>&1 | logger -t "fstrim [$$]"
#echo $FSTRIM /proc/$(lxc-info -n $i -p | awk '{print $2}')/root 2>&1 | logger -t "fstrim [$$]"
#pct fstrim $i
fstrim -v /var/lib/lxc/$i/rootfs
done
# Trim all LXC containers
for i in $(pct list | awk '/^[0-9]/ {print $1}'); do
  echo "Trimming CT $i"
  fstrim -v /var/lib/lxc/$i/rootfs
done
for i in $(pct list | awk '/^[0-9]/ {print $1}'); do
  echo "Trimming CT $i"
  pct fstrim $i
done