Btrfs - distribute files equally across multiple devices

2015-07-06 Thread Johannes Pfrang
Cross-posting my unix.stackexchange.com question[1] to the btrfs list (slightly modified): [1] https://unix.stackexchange.com/questions/214009/btrfs-distribute-files-equally-across-multiple-devices - I have a btrfs

Re: Btrfs - distribute files equally across multiple devices

2015-07-06 Thread Johannes Pfrang
:52 +0200 Johannes Pfrang johannespfr...@gmail.com wrote: The simplest implementation would probably be something like: Always write files to the disk with the least amount of space used. I think this may be a valid software-raid use-case, as it combines RAID 0 (w/o some of the performance

Re: Btrfs - distribute files equally across multiple devices

2015-07-06 Thread Johannes Pfrang
/index.php/Glossary On 06.07.2015 19:53, Hugo Mills wrote: On Mon, Jul 06, 2015 at 06:22:52PM +0200, Johannes Pfrang wrote: Not quite. In single mode, the FS will allocate linear chunks of space 1 GiB in size, and use those to write into (fitting many files into each chunk, potentially