Messages in this thread | | | From | Andiry Xu <> | Date | Thu, 22 Mar 2018 17:31:13 -0700 | Subject | Re: [RFC v2 83/83] Sysfs support. |
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On Thu, Mar 22, 2018 at 8:00 AM, David Sterba <dsterba@suse.cz> wrote: > On Sat, Mar 10, 2018 at 10:19:04AM -0800, Andiry Xu wrote: >> From: Andiry Xu <jix024@cs.ucsd.edu> >> >> 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
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