/etc/fstab:
/dev/mapper/sda2_crypt / btrfs defaults,subvol=__active/rootvol 0 1
# /boot was on /dev/sda1 during installation
UUID=a48f9ce5-7dcf-47cb-bc63-6fabb9d96a6a /boot ext2 defaults 0 2
/dev/mapper/sda5_crypt none swap sw 0 0
#BTRFS media pool
/dev/mapper/sdb1_crypt /mnt/media btrfs defaults,subvol=__active/media 0 2
#BTRFS root subvolume
/dev/mapper/sda2_crypt /mnt/root_subvol btrfs defaults 0 1
/dev/mapper/sdb1_crypt /mnt/root_storage btrfs defaults 0 0
Mount output:
peetipablo@flexo:~$ mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,relatime,size=10240k,nr_inodes=503544,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,relatime,size=809632k,mode=755)
/dev/mapper/sda2_crypt on / type btrfs (rw,relatime,ssd,space_cache)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=22,pgrp=1,timeout=300,minproto=5,maxproto=5,direct)
mqueue on /dev/mqueue type mqueue (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime)
/dev/mapper/sda2_crypt on /mnt/root_subvol type btrfs (rw,relatime,ssd,space_cache)
/dev/sda1 on /boot type ext2 (rw,relatime)
/dev/mapper/sdb1_crypt on /mnt/root_storage type btrfs (rw,relatime,space_cache)
/dev/mapper/sdb1_crypt on /mnt/media type btrfs (rw,relatime,space_cache)
rpc_pipefs on /run/rpc_pipefs type rpc_pipefs (rw,relatime)
nfsd on /proc/fs/nfsd type nfsd (rw,relatime)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=404816k,mode=700,uid=1000,gid=1000)
Permissions:
drwxr-xr-x 1 root root 78 Sep 17 00:19 media
Urbackupclientbackend is being run by root (systemd):
peetipablo@flexo:~$ top -U root
Tasks: 253 total, 1 running, 252 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.0 us, 0.0 sy, 0.0 ni, 99.9 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem: 4048156 total, 3826024 used, 222132 free, 36 buffers
KiB Swap: 1985532 total, 9820 used, 1975712 free. 2658160 cached Mem
Unknown command - try 'h' for help
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
7 root 20 0 0 0 0 S 0.3 0.0 13:10.60 rcu_sched
1196 root 20 0 1051208 5244 2104 S 0.3 0.1 246:11.48 urbackupclientb
Also, here are my old prefilebackup and postfilebackup scripts that had worked before upgrading from 1.4:
peetipablo@flexo:~$ cat /etc/urbackup/prefilebackup
#!/bin/sh
if test -d /mnt/root_subvol/__snapshots/snap_root
then
btrfs subvolume delete /mnt/root_subvol/__snapshots/snap_root
fi
btrfs subvolume snapshot / /mnt/root_subvol/__snapshots/snap_root
if test -d /mnt/root_storage/__snapshots/snap_media
then
btrfs subvolume delete /mnt/root_storage/__snapshots/snap_media
fi
btrfs subvolume snapshot /mnt/media /mnt/root_storage/__snapshots/snap_media
peetipablo@flexo:~$ cat /etc/urbackup/postfilebackup
#!/bin/sh
btrfs subvolume delete /mnt/root_subvol/__snapshots/snap_root
btrfs subvolume delete /mnt/root_storage/__snapshots/snap_media