I&#x27;m using btrfs on ubuntu 15.10 right now and I can tell you from experience - it&#x27;s unstable junk still. I have to manually rebalance my filesystem because it decides I&#x27;m out of free space and then that sometimes fails and things get even more complicated. This has really turned me off it.<p>See here for some details of the ridiculousness:<p><a href="http:&#x2F;&#x2F;marc.merlins.org&#x2F;perso&#x2F;btrfs&#x2F;post_2014-05-04_Fixing-Btrfs-Filesystem-Full-Problems.html" rel="nofollow">http:&#x2F;&#x2F;marc.merlins.org&#x2F;perso&#x2F;btrfs&#x2F;post_2014-05-04_Fixing-B...</a>