> I suppose every journaling FS already includes everything necessary for it. Depends. Ext seems to use a F̶I̶F̶O̶ LIFO for the empty block list. It can make

> I suppose every journaling FS already includes everything necessary for it. Depends. Ext seems to use a F̶I̶F̶O̶ LIFO for the empty block list. It can make recovering data more tricky. Last time I tried to recover some deleted data, it was about an hour after the delete took place. The recently deleted blocks were the first over-written by normal background tasks and everything I wanted to save was gone. Every file more than a few hours old was easily recovered, right back to projects I had deleted a year previously. edit: Thanks.