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