On 15/04/13 11:59, [email protected] wrote: > There are 2 hard drives (normal, magnetic) in software raid 1 > on 3.2.41 kernel. > > When I write into them e.g. using dd from /dev/zero to a local file > (ext4 on default settings), running 2 dd at once (writing two files) it > starves all other programs that try to use the disk. > > Running ls on any directory on same disk (same fs btw), takes over half > minute to execute, same for any other disk touching action. > > Did anyone seen such problem, where too look, what to test? > > What could solve it (other then ionice on applications that I expect to > use hard drive)?
I got reply (by e-mail) suggesting to use XFS. Thanks, possible for other/next server. But I fell this should work correctly as well on ext4. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
