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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:16:15 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:16:15 +0000 |
commit | 34e3b522eca7e8741cecb7c2241091f181d1bd1f (patch) | |
tree | 3b64ac3aa4603539b8f8f384bc39998e29948900 /libdde_linux26/contrib/include/linux/nfsd/stats.h | |
parent | d4e6a14eb3fad1b43a21214db139db441025baf5 (diff) | |
parent | 6fafeb146e9efd59140ea58cebd7dd38ae9a6379 (diff) |
Merge branch 'upstream-merged'
Diffstat (limited to 'libdde_linux26/contrib/include/linux/nfsd/stats.h')
-rw-r--r-- | libdde_linux26/contrib/include/linux/nfsd/stats.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/nfsd/stats.h b/libdde_linux26/contrib/include/linux/nfsd/stats.h new file mode 100644 index 00000000..7678cfbe --- /dev/null +++ b/libdde_linux26/contrib/include/linux/nfsd/stats.h @@ -0,0 +1,50 @@ +/* + * 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 <linux/nfs4.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 + +}; + +/* thread usage wraps very million seconds (approx one fortnight) */ +#define NFSD_USAGE_WRAP (HZ*1000000) + +#ifdef __KERNEL__ + +extern struct nfsd_stats nfsdstats; +extern struct svc_stat nfsd_svcstats; + +void nfsd_stat_init(void); +void nfsd_stat_shutdown(void); + +#endif /* __KERNEL__ */ +#endif /* LINUX_NFSD_STATS_H */ |