On Thu, Mar 22, 2018 at 8:00 AM, David Sterba <dsterba@xxxxxxx> wrote: > On Sat, Mar 10, 2018 at 10:19:04AM -0800, Andiry Xu wrote: >> From: Andiry Xu <jix024@xxxxxxxxxxx> >> >> Sysfs support allows user to get/post information of running NOVA instance. >> After mount, NOVA creates four entries under proc directory >> /proc/fs/nova/pmem#/: >> >> timing_stats IO_stats allocator gc >> >> Show NOVA file operation timing statistics: >> cat /proc/fs/NOVA/pmem#/timing_stats >> >> Clear timing statistics: >> echo 1 > /proc/fs/NOVA/pmem#/timing_stats >> >> Show NOVA I/O statistics: >> cat /proc/fs/NOVA/pmem#/IO_stats >> >> Clear I/O statistics: >> echo 1 > /proc/fs/NOVA/pmem#/IO_stats >> >> Show NOVA allocator information: >> cat /proc/fs/NOVA/pmem#/allocator >> >> Manual garbage collection: >> echo #inode_number > /proc/fs/NOVA/pmem#/gc > > IIRC no new entries should be added to /proc, /sys is supposed to be > used. I can't find it documented though, so you'd better check with > sysfs people. Thanks. I will try to switch to sysfs. Thanks, Andiry
