projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| f9009efa XL |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _FS_CEPH_MDS_METRIC_H | |
| 3 | #define _FS_CEPH_MDS_METRIC_H | |
| 4 | ||
| 5 | #include <linux/types.h> | |
| 6 | #include <linux/percpu_counter.h> | |
| 97e27aaa | 7 | #include <linux/ktime.h> |
| f9009efa XL |
8 | |
| 9 | /* This is the global metrics */ | |
| 10 | struct ceph_client_metric { | |
| 11 | atomic64_t total_dentries; | |
| 12 | struct percpu_counter d_lease_hit; | |
| 13 | struct percpu_counter d_lease_mis; | |
| 1af16d54 | 14 | |
| 4f1d756d | 15 | atomic64_t total_caps; |
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16 | struct percpu_counter i_caps_hit; |
| 17 | struct percpu_counter i_caps_mis; | |
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18 | |
| 19 | spinlock_t read_latency_lock; | |
| 20 | u64 total_reads; | |
| 21 | ktime_t read_latency_sum; | |
| 22 | ktime_t read_latency_sq_sum; | |
| 23 | ktime_t read_latency_min; | |
| 24 | ktime_t read_latency_max; | |
| 25 | ||
| 26 | spinlock_t write_latency_lock; | |
| 27 | u64 total_writes; | |
| 28 | ktime_t write_latency_sum; | |
| 29 | ktime_t write_latency_sq_sum; | |
| 30 | ktime_t write_latency_min; | |
| 31 | ktime_t write_latency_max; | |
| 70c94820 XL |
32 | |
| 33 | spinlock_t metadata_latency_lock; | |
| 34 | u64 total_metadatas; | |
| 35 | ktime_t metadata_latency_sum; | |
| 36 | ktime_t metadata_latency_sq_sum; | |
| 37 | ktime_t metadata_latency_min; | |
| 38 | ktime_t metadata_latency_max; | |
| f9009efa XL |
39 | }; |
| 40 | ||
| 41 | extern int ceph_metric_init(struct ceph_client_metric *m); | |
| 42 | extern void ceph_metric_destroy(struct ceph_client_metric *m); | |
| 1af16d54 XL |
43 | |
| 44 | static inline void ceph_update_cap_hit(struct ceph_client_metric *m) | |
| 45 | { | |
| 46 | percpu_counter_inc(&m->i_caps_hit); | |
| 47 | } | |
| 48 | ||
| 49 | static inline void ceph_update_cap_mis(struct ceph_client_metric *m) | |
| 50 | { | |
| 51 | percpu_counter_inc(&m->i_caps_mis); | |
| 52 | } | |
| 97e27aaa XL |
53 | |
| 54 | extern void ceph_update_read_latency(struct ceph_client_metric *m, | |
| 55 | ktime_t r_start, ktime_t r_end, | |
| 56 | int rc); | |
| 57 | extern void ceph_update_write_latency(struct ceph_client_metric *m, | |
| 58 | ktime_t r_start, ktime_t r_end, | |
| 59 | int rc); | |
| 70c94820 XL |
60 | extern void ceph_update_metadata_latency(struct ceph_client_metric *m, |
| 61 | ktime_t r_start, ktime_t r_end, | |
| 62 | int rc); | |
| f9009efa | 63 | #endif /* _FS_CEPH_MDS_METRIC_H */ |