diff options
Diffstat (limited to 'fs/ceph/debugfs.c')
| -rw-r--r-- | fs/ceph/debugfs.c | 33 |
1 files changed, 29 insertions, 4 deletions
diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c index dcaed75de9e6..1e7ea58f546a 100644 --- a/fs/ceph/debugfs.c +++ b/fs/ceph/debugfs.c @@ -124,6 +124,23 @@ static int mdsc_show(struct seq_file *s, void *p) return 0; } +static int metric_show(struct seq_file *s, void *p) +{ + struct ceph_fs_client *fsc = s->private; + struct ceph_mds_client *mdsc = fsc->mdsc; + struct ceph_client_metric *m = &mdsc->metric; + + seq_printf(s, "item total miss hit\n"); + seq_printf(s, "-------------------------------------------------\n"); + + seq_printf(s, "%-14s%-16lld%-16lld%lld\n", "d_lease", + atomic64_read(&m->total_dentries), + percpu_counter_sum(&m->d_lease_mis), + percpu_counter_sum(&m->d_lease_hit)); + + return 0; +} + static int caps_show_cb(struct inode *inode, struct ceph_cap *cap, void *p) { struct seq_file *s = p; @@ -222,6 +239,7 @@ DEFINE_SHOW_ATTRIBUTE(mdsmap); DEFINE_SHOW_ATTRIBUTE(mdsc); DEFINE_SHOW_ATTRIBUTE(caps); DEFINE_SHOW_ATTRIBUTE(mds_sessions); +DEFINE_SHOW_ATTRIBUTE(metric); /* @@ -255,6 +273,7 @@ void ceph_fs_debugfs_cleanup(struct ceph_fs_client *fsc) debugfs_remove(fsc->debugfs_mdsmap); debugfs_remove(fsc->debugfs_mds_sessions); debugfs_remove(fsc->debugfs_caps); + debugfs_remove(fsc->debugfs_metric); debugfs_remove(fsc->debugfs_mdsc); } @@ -295,11 +314,17 @@ void ceph_fs_debugfs_init(struct ceph_fs_client *fsc) fsc, &mdsc_fops); + fsc->debugfs_metric = debugfs_create_file("metrics", + 0400, + fsc->client->debugfs_dir, + fsc, + &metric_fops); + fsc->debugfs_caps = debugfs_create_file("caps", - 0400, - fsc->client->debugfs_dir, - fsc, - &caps_fops); + 0400, + fsc->client->debugfs_dir, + fsc, + &caps_fops); } |