Why is cp –reflink=auto not the default behaviour?
Why is cp --reflink=auto not the default behaviour? Could it cause any harm to enable it?
btrfs
Why does my desktop lock up when I copy lots of files to a USB drive?
My desktop is usually very responsive, even under heavy load. But when I copy files to a USB drive, it always locks up after some time. By “lock up”, I mean:
Can I get SSD rw performance while keeing data security if I combine SSD & HDD in btrfs RAID1
I have 2 storage devices; classical slow HDD (750GB, /dev/sda) and faster SSD (128GB, /dev/sdb). Currently I have installed Ubuntu & Mint on same btrfs partition on SSD (/dev/sdb5). My btrfs pool consists of /dev/sdb5.
btrfs — Is it dangerous to defragment subvolume which has readonly snapshots?
If you open the defragment section of btrfs-filesystem(8), you will see the following ominous inscription left by the developers:
Why would I want to disable Copy-On-Write while creating QEMU Images?
The arch wiki recommends that images have Copy-On-Write disabled on the directory when using btfs. I do see that it would be a good idea if you had a lot of file read/writes. This question explores this idea. I know that VMWare will grow into different files and will write snapshots out which could be problematic when using Copy-On-Write.