Le 25 mars 2014 à 12:13, Martin a écrit: > On 25/03/14 01:49, Marc MERLIN wrote: > > It took 18H to rm it in 3 tries: > And is not *the 512kByte raid chunk* going to give you horrendous write > amplification?! For example, rm updates a few bytes in one 4kByte > metadata block and the system has to then do a read-modify-write on > 512kBytes... My question would be naive, but would it be possible to have a syscall or something to do a fast "rm -rf" or du ? I think ceph might have the later actually. -- Xavier Nicollet -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
