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- /*
- * Statistics for NFS server.
- *
- * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
- */
- #ifndef _NFSD_STATS_H
- #define _NFSD_STATS_H
- #include <uapi/linux/nfsd/stats.h>
- struct nfsd_stats {
- unsigned int rchits; /* repcache hits */
- unsigned int rcmisses; /* repcache hits */
- unsigned int rcnocache; /* uncached reqs */
- unsigned int fh_stale; /* FH stale error */
- unsigned int fh_lookup; /* dentry cached */
- unsigned int fh_anon; /* anon file dentry returned */
- unsigned int fh_nocache_dir; /* filehandle not found in dcache */
- unsigned int fh_nocache_nondir; /* filehandle not found in dcache */
- unsigned int io_read; /* bytes returned to read requests */
- unsigned int io_write; /* bytes passed in write requests */
- unsigned int th_cnt; /* number of available threads */
- unsigned int th_usage[10]; /* number of ticks during which n perdeciles
- * of available threads were in use */
- unsigned int th_fullcnt; /* number of times last free thread was used */
- unsigned int ra_size; /* size of ra cache */
- unsigned int ra_depth[11]; /* number of times ra entry was found that deep
- * in the cache (10percentiles). [10] = not found */
- #ifdef CONFIG_NFSD_V4
- unsigned int nfs4_opcount[LAST_NFS4_OP + 1]; /* count of individual nfsv4 operations */
- #endif
- };
- extern struct nfsd_stats nfsdstats;
- extern struct svc_stat nfsd_svcstats;
- void nfsd_stat_init(void);
- void nfsd_stat_shutdown(void);
- #endif /* _NFSD_STATS_H */
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