fs/xfs/xfs_stats.h

   1 /*
   2  * Copyright (c) 2000,2005 Silicon Graphics, Inc.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write the Free Software Foundation,
  16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18 #ifndef __XFS_STATS_H__
  19 #define __XFS_STATS_H__
  20
  21 #if defined(CONFIG_PROC_FS) && !defined(XFS_STATS_OFF)
  22
  23 #include <linux/percpu.h>
  24
  25 /*
  26  * XFS global statistics
  27  */
  28 struct xfsstats {
  29 # define XFSSTAT_END_EXTENT_ALLOC       4
  30         __uint32_t              xs_allocx;
  31         __uint32_t              xs_allocb;
  32         __uint32_t              xs_freex;
  33         __uint32_t              xs_freeb;
  34 # define XFSSTAT_END_ALLOC_BTREE        (XFSSTAT_END_EXTENT_ALLOC+4)
  35         __uint32_t              xs_abt_lookup;
  36         __uint32_t              xs_abt_compare;
  37         __uint32_t              xs_abt_insrec;
  38         __uint32_t              xs_abt_delrec;
  39 # define XFSSTAT_END_BLOCK_MAPPING      (XFSSTAT_END_ALLOC_BTREE+7)
  40         __uint32_t              xs_blk_mapr;
  41         __uint32_t              xs_blk_mapw;
  42         __uint32_t              xs_blk_unmap;
  43         __uint32_t              xs_add_exlist;
  44         __uint32_t              xs_del_exlist;
  45         __uint32_t              xs_look_exlist;
  46         __uint32_t              xs_cmp_exlist;
  47 # define XFSSTAT_END_BLOCK_MAP_BTREE    (XFSSTAT_END_BLOCK_MAPPING+4)
  48         __uint32_t              xs_bmbt_lookup;
  49         __uint32_t              xs_bmbt_compare;
  50         __uint32_t              xs_bmbt_insrec;
  51         __uint32_t              xs_bmbt_delrec;
  52 # define XFSSTAT_END_DIRECTORY_OPS      (XFSSTAT_END_BLOCK_MAP_BTREE+4)
  53         __uint32_t              xs_dir_lookup;
  54         __uint32_t              xs_dir_create;
  55         __uint32_t              xs_dir_remove;
  56         __uint32_t              xs_dir_getdents;
  57 # define XFSSTAT_END_TRANSACTIONS       (XFSSTAT_END_DIRECTORY_OPS+3)
  58         __uint32_t              xs_trans_sync;
  59         __uint32_t              xs_trans_async;
  60         __uint32_t              xs_trans_empty;
  61 # define XFSSTAT_END_INODE_OPS          (XFSSTAT_END_TRANSACTIONS+7)
  62         __uint32_t              xs_ig_attempts;
  63         __uint32_t              xs_ig_found;
  64         __uint32_t              xs_ig_frecycle;
  65         __uint32_t              xs_ig_missed;
  66         __uint32_t              xs_ig_dup;
  67         __uint32_t              xs_ig_reclaims;
  68         __uint32_t              xs_ig_attrchg;
  69 # define XFSSTAT_END_LOG_OPS            (XFSSTAT_END_INODE_OPS+5)
  70         __uint32_t              xs_log_writes;
  71         __uint32_t              xs_log_blocks;
  72         __uint32_t              xs_log_noiclogs;
  73         __uint32_t              xs_log_force;
  74         __uint32_t              xs_log_force_sleep;
  75 # define XFSSTAT_END_TAIL_PUSHING       (XFSSTAT_END_LOG_OPS+10)
  76         __uint32_t              xs_try_logspace;
  77         __uint32_t              xs_sleep_logspace;
  78         __uint32_t              xs_push_ail;
  79         __uint32_t              xs_push_ail_success;
  80         __uint32_t              xs_push_ail_pushbuf;
  81         __uint32_t              xs_push_ail_pinned;
  82         __uint32_t              xs_push_ail_locked;
  83         __uint32_t              xs_push_ail_flushing;
  84         __uint32_t              xs_push_ail_restarts;
  85         __uint32_t              xs_push_ail_flush;
  86 # define XFSSTAT_END_WRITE_CONVERT      (XFSSTAT_END_TAIL_PUSHING+2)
  87         __uint32_t              xs_xstrat_quick;
  88         __uint32_t              xs_xstrat_split;
  89 # define XFSSTAT_END_READ_WRITE_OPS     (XFSSTAT_END_WRITE_CONVERT+2)
  90         __uint32_t              xs_write_calls;
  91         __uint32_t              xs_read_calls;
  92 # define XFSSTAT_END_ATTRIBUTE_OPS      (XFSSTAT_END_READ_WRITE_OPS+4)
  93         __uint32_t              xs_attr_get;
  94         __uint32_t              xs_attr_set;
  95         __uint32_t              xs_attr_remove;
  96         __uint32_t              xs_attr_list;
  97 # define XFSSTAT_END_INODE_CLUSTER      (XFSSTAT_END_ATTRIBUTE_OPS+3)
  98         __uint32_t              xs_iflush_count;
  99         __uint32_t              xs_icluster_flushcnt;
 100         __uint32_t              xs_icluster_flushinode;
 101 # define XFSSTAT_END_VNODE_OPS          (XFSSTAT_END_INODE_CLUSTER+8)
 102         __uint32_t              vn_active;      /* # vnodes not on free lists */
 103         __uint32_t              vn_alloc;       /* # times vn_alloc called */
 104         __uint32_t              vn_get;         /* # times vn_get called */
 105         __uint32_t              vn_hold;        /* # times vn_hold called */
 106         __uint32_t              vn_rele;        /* # times vn_rele called */
 107         __uint32_t              vn_reclaim;     /* # times vn_reclaim called */
 108         __uint32_t              vn_remove;      /* # times vn_remove called */
 109         __uint32_t              vn_free;        /* # times vn_free called */
 110 #define XFSSTAT_END_BUF                 (XFSSTAT_END_VNODE_OPS+9)
 111         __uint32_t              xb_get;
 112         __uint32_t              xb_create;
 113         __uint32_t              xb_get_locked;
 114         __uint32_t              xb_get_locked_waited;
 115         __uint32_t              xb_busy_locked;
 116         __uint32_t              xb_miss_locked;
 117         __uint32_t              xb_page_retries;
 118         __uint32_t              xb_page_found;
 119         __uint32_t              xb_get_read;
 120 /* Version 2 btree counters */
 121 #define XFSSTAT_END_ABTB_V2             (XFSSTAT_END_BUF+15)
 122         __uint32_t              xs_abtb_2_lookup;
 123         __uint32_t              xs_abtb_2_compare;
 124         __uint32_t              xs_abtb_2_insrec;
 125         __uint32_t              xs_abtb_2_delrec;
 126         __uint32_t              xs_abtb_2_newroot;
 127         __uint32_t              xs_abtb_2_killroot;
 128         __uint32_t              xs_abtb_2_increment;
 129         __uint32_t              xs_abtb_2_decrement;
 130         __uint32_t              xs_abtb_2_lshift;
 131         __uint32_t              xs_abtb_2_rshift;
 132         __uint32_t              xs_abtb_2_split;
 133         __uint32_t              xs_abtb_2_join;
 134         __uint32_t              xs_abtb_2_alloc;
 135         __uint32_t              xs_abtb_2_free;
 136         __uint32_t              xs_abtb_2_moves;
 137 #define XFSSTAT_END_ABTC_V2             (XFSSTAT_END_ABTB_V2+15)
 138         __uint32_t              xs_abtc_2_lookup;
 139         __uint32_t              xs_abtc_2_compare;
 140         __uint32_t              xs_abtc_2_insrec;
 141         __uint32_t              xs_abtc_2_delrec;
 142         __uint32_t              xs_abtc_2_newroot;
 143         __uint32_t              xs_abtc_2_killroot;
 144         __uint32_t              xs_abtc_2_increment;
 145         __uint32_t              xs_abtc_2_decrement;
 146         __uint32_t              xs_abtc_2_lshift;
 147         __uint32_t              xs_abtc_2_rshift;
 148         __uint32_t              xs_abtc_2_split;
 149         __uint32_t              xs_abtc_2_join;
 150         __uint32_t              xs_abtc_2_alloc;
 151         __uint32_t              xs_abtc_2_free;
 152         __uint32_t              xs_abtc_2_moves;
 153 #define XFSSTAT_END_BMBT_V2             (XFSSTAT_END_ABTC_V2+15)
 154         __uint32_t              xs_bmbt_2_lookup;
 155         __uint32_t              xs_bmbt_2_compare;
 156         __uint32_t              xs_bmbt_2_insrec;
 157         __uint32_t              xs_bmbt_2_delrec;
 158         __uint32_t              xs_bmbt_2_newroot;
 159         __uint32_t              xs_bmbt_2_killroot;
 160         __uint32_t              xs_bmbt_2_increment;
 161         __uint32_t              xs_bmbt_2_decrement;
 162         __uint32_t              xs_bmbt_2_lshift;
 163         __uint32_t              xs_bmbt_2_rshift;
 164         __uint32_t              xs_bmbt_2_split;
 165         __uint32_t              xs_bmbt_2_join;
 166         __uint32_t              xs_bmbt_2_alloc;
 167         __uint32_t              xs_bmbt_2_free;
 168         __uint32_t              xs_bmbt_2_moves;
 169 #define XFSSTAT_END_IBT_V2              (XFSSTAT_END_BMBT_V2+15)
 170         __uint32_t              xs_ibt_2_lookup;
 171         __uint32_t              xs_ibt_2_compare;
 172         __uint32_t              xs_ibt_2_insrec;
 173         __uint32_t              xs_ibt_2_delrec;
 174         __uint32_t              xs_ibt_2_newroot;
 175         __uint32_t              xs_ibt_2_killroot;
 176         __uint32_t              xs_ibt_2_increment;
 177         __uint32_t              xs_ibt_2_decrement;
 178         __uint32_t              xs_ibt_2_lshift;
 179         __uint32_t              xs_ibt_2_rshift;
 180         __uint32_t              xs_ibt_2_split;
 181         __uint32_t              xs_ibt_2_join;
 182         __uint32_t              xs_ibt_2_alloc;
 183         __uint32_t              xs_ibt_2_free;
 184         __uint32_t              xs_ibt_2_moves;
 185 #define XFSSTAT_END_FIBT_V2             (XFSSTAT_END_IBT_V2+15)
 186         __uint32_t              xs_fibt_2_lookup;
 187         __uint32_t              xs_fibt_2_compare;
 188         __uint32_t              xs_fibt_2_insrec;
 189         __uint32_t              xs_fibt_2_delrec;
 190         __uint32_t              xs_fibt_2_newroot;
 191         __uint32_t              xs_fibt_2_killroot;
 192         __uint32_t              xs_fibt_2_increment;
 193         __uint32_t              xs_fibt_2_decrement;
 194         __uint32_t              xs_fibt_2_lshift;
 195         __uint32_t              xs_fibt_2_rshift;
 196         __uint32_t              xs_fibt_2_split;
 197         __uint32_t              xs_fibt_2_join;
 198         __uint32_t              xs_fibt_2_alloc;
 199         __uint32_t              xs_fibt_2_free;
 200         __uint32_t              xs_fibt_2_moves;
 201 #define XFSSTAT_END_XQMSTAT             (XFSSTAT_END_FIBT_V2+6)
 202         __uint32_t              xs_qm_dqreclaims;
 203         __uint32_t              xs_qm_dqreclaim_misses;
 204         __uint32_t              xs_qm_dquot_dups;
 205         __uint32_t              xs_qm_dqcachemisses;
 206         __uint32_t              xs_qm_dqcachehits;
 207         __uint32_t              xs_qm_dqwants;
 208 #define XFSSTAT_END_QM                  (XFSSTAT_END_XQMSTAT+2)
 209         __uint32_t              xs_qm_dquot;
 210         __uint32_t              xs_qm_dquot_unused;
 211 /* Extra precision counters */
 212         __uint64_t              xs_xstrat_bytes;
 213         __uint64_t              xs_write_bytes;
 214         __uint64_t              xs_read_bytes;
 215 };
 216
 217 int xfs_stats_format(struct xfsstats __percpu *stats, char *buf);
 218 void xfs_stats_clearall(struct xfsstats __percpu *stats);
 219 extern struct xstats xfsstats;
 220
 221 #define XFS_STATS_INC(v)        \
 222         (per_cpu_ptr(xfsstats.xs_stats, current_cpu())->v++)
 223
 224 #define XFS_STATS_DEC(v)        \
 225         (per_cpu_ptr(xfsstats.xs_stats, current_cpu())->v--)
 226
 227 #define XFS_STATS_ADD(v, inc)   \
 228         (per_cpu_ptr(xfsstats.xs_stats, current_cpu())->v += (inc))
 229
 230 extern int xfs_init_procfs(void);
 231 extern void xfs_cleanup_procfs(void);
 232
 233
 234 #else   /* !CONFIG_PROC_FS */
 235
 236 # define XFS_STATS_INC(count)
 237 # define XFS_STATS_DEC(count)
 238 # define XFS_STATS_ADD(count, inc)
 239
 240 static inline int xfs_init_procfs(void)
 241 {
 242         return 0;
 243 }
 244
 245 static inline void xfs_cleanup_procfs(void)
 246 {
 247 }
 248
 249 #endif  /* !CONFIG_PROC_FS */
 250
 251 #endif /* __XFS_STATS_H__ */