[deliverable/linux.git] / include / linux / nfsd / stats.h

/*
 * linux/include/linux/nfsd/stats.h
 *
 * Statistics for NFS server.
 *
 * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
 */
#ifndef LINUX_NFSD_STATS_H
#define LINUX_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 /* LINUX_NFSD_STATS_H */
Commit	Line	Data
1da177e4	1	/*
f30c2269	2	* linux/include/linux/nfsd/stats.h
1da177e4 LT	3	*
	4	* Statistics for NFS server.
	5	*
	6	* Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
	7	*/
1da177e4 LT	8	#ifndef LINUX_NFSD_STATS_H
	9	#define LINUX_NFSD_STATS_H
	10
616d1ca5	11	#include <uapi/linux/nfsd/stats.h>
42d671c7	12
42d671c7	13
1da177e4 LT	14	struct nfsd_stats {
	15	unsigned int rchits; /* repcache hits */
	16	unsigned int rcmisses; /* repcache hits */
	17	unsigned int rcnocache; /* uncached reqs */
	18	unsigned int fh_stale; /* FH stale error */
	19	unsigned int fh_lookup; /* dentry cached */
	20	unsigned int fh_anon; /* anon file dentry returned */
	21	unsigned int fh_nocache_dir; /* filehandle not found in dcache */
	22	unsigned int fh_nocache_nondir; /* filehandle not found in dcache */
	23	unsigned int io_read; /* bytes returned to read requests */
	24	unsigned int io_write; /* bytes passed in write requests */
	25	unsigned int th_cnt; /* number of available threads */
	26	unsigned int th_usage[10]; /* number of ticks during which n perdeciles
	27	* of available threads were in use */
	28	unsigned int th_fullcnt; /* number of times last free thread was used */
	29	unsigned int ra_size; /* size of ra cache */
	30	unsigned int ra_depth[11]; /* number of times ra entry was found that deep
	31	* in the cache (10percentiles). [10] = not found */
e2b20950 SA	32	#ifdef CONFIG_NFSD_V4
	33	unsigned int nfs4_opcount[LAST_NFS4_OP + 1]; /* count of individual nfsv4 operations */
	34	#endif
	35
1da177e4 LT	36	};
1da177e4 LT	37
1da177e4 LT	38
	39	extern struct nfsd_stats nfsdstats;
	40	extern struct svc_stat nfsd_svcstats;
	41
	42	void nfsd_stat_init(void);
	43	void nfsd_stat_shutdown(void);
	44
1da177e4	45	#endif /* LINUX_NFSD_STATS_H */