btrfs subvolumes on Jolla

asked 2016-06-18 19:24:02 +0300

alexxy
391 ●10 ●18 ●20

updated 2016-06-23 00:52:15 +0300

palikao
4258 ●55 ●85 ●75

Hi!

What is rec-* subvolumes on my jolla phone? Are they stay because i did phone recovery and i can safely delete them? or they are needed?

 [root@Jolla ~]# btrfs sub list . 
   ID 259 gen 2285658 top level 5 path @swap
   ID 264 gen 2558766 top level 5 path factory-@
   ID 265 gen 2558766 top level 5 path factory-@home
   ID 286 gen 2558778 top level 5 path rec-19700101_000152_@
   ID 287 gen 2558778 top level 5 path rec-19700101_000152_@home
   ID 290 gen 2567540 top level 5 path @
   ID 291 gen 2567522 top level 5 path @home
   [root@Jolla ~]# mount /dev/mmcblk0p28 /mnt/tst -o subvolid=0
   [root@Jolla ~]# cd /mnt/tst/
   [root@Jolla tst]# du -cshx * 
   3.3G    @
   3.1G    @home
   0       @swap
   791M    factory-@
   36M     factory-@home
    1.3G    rec-19700101_000152_@
   39M     rec-19700101_000152_@home
   8.4G    total