diff options
| author | Amir Goldstein <amir73il@gmail.com> | 2021-01-06 09:52:36 +0200 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2021-01-25 09:36:28 -0500 |
| commit | 20ad856e47323e208ae8d6a9ecfe5bf0be6f505e (patch) | |
| tree | 111fc9aa63cab904835739e51da4b1fdd9aba160 /fs/nfsd/vfs.c | |
| parent | e567b98ce9a4b35b63c364d24828a9e5cd7a8179 (diff) | |
nfsd: report per-export stats
Collect some nfsd stats per export in addition to the global stats.
A new nfsdfs export_stats file is created. It uses the same ops as the
exports file to iterate the export entries and we use the file's name to
determine the reported info per export. For example:
$ cat /proc/fs/nfsd/export_stats
# Version 1.1
# Path Client Start-time
# Stats
/test localhost 92
fh_stale: 0
io_read: 9
io_write: 1
Every export entry reports the start time when stats collection
started, so stats collecting scripts can know if stats where reset
between samples.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/vfs.c')
| -rw-r--r-- | fs/nfsd/vfs.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index d560c1bb2ec2..d316e11923c5 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -889,7 +889,7 @@ static __be32 nfsd_finish_read(struct svc_rqst *rqstp, struct svc_fh *fhp, unsigned long *count, u32 *eof, ssize_t host_err) { if (host_err >= 0) { - nfsd_stats_io_read_add(host_err); + nfsd_stats_io_read_add(fhp->fh_export, host_err); *eof = nfsd_eof_on_read(file, offset, host_err, *count); *count = host_err; fsnotify_access(file); @@ -1040,7 +1040,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct nfsd_file *nf, goto out_nfserr; } *cnt = host_err; - nfsd_stats_io_write_add(*cnt); + nfsd_stats_io_write_add(exp, *cnt); fsnotify_modify(file); if (stable && use_wgather) { |