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Diffstat (limited to 'src/pmdas/gfs2/sbstats.h')
| -rw-r--r-- | src/pmdas/gfs2/sbstats.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/pmdas/gfs2/sbstats.h b/src/pmdas/gfs2/sbstats.h new file mode 100644 index 0000000..5e71791 --- /dev/null +++ b/src/pmdas/gfs2/sbstats.h @@ -0,0 +1,56 @@ +/* + * GFS2 sbstats sysfs file statistics. + * + * Copyright (c) 2013 Red Hat. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#ifndef SBSTATS_H +#define SBSTATS_H + +enum { + LOCKSTAT_SRTT = 0, /* Non-blocking smoothed round trip time */ + LOCKSTAT_SRTTVAR, /* Non-blocking smoothed variance */ + LOCKSTAT_SRTTB, /* Blocking smoothed round trip time */ + LOCKSTAT_SRTTVARB, /* Blocking smoothed variance */ + LOCKSTAT_SIRT, /* Smoothed inter-request time */ + LOCKSTAT_SIRTVAR, /* Smoothed inter-request variance */ + LOCKSTAT_DCOUNT, /* Count of DLM requests */ + LOCKSTAT_QCOUNT, /* Count of gfs2_holder queues */ + NUM_LOCKSTATS +}; + +enum { + LOCKTYPE_RESERVED = 0, + LOCKTYPE_NONDISK, + LOCKTYPE_INODE, + LOCKTYPE_RGRB, + LOCKTYPE_META, + LOCKTYPE_IOPEN, + LOCKTYPE_FLOCK, + LOCKTYPE_PLOCK, + LOCKTYPE_QUOTA, + LOCKTYPE_JOURNAL, + NUM_LOCKTYPES +}; + +#define SBSTATS_COUNT (NUM_LOCKSTATS*NUM_LOCKTYPES) + +struct sbstats { + __uint64_t values[SBSTATS_COUNT]; +}; + +extern void gfs2_sbstats_init(pmdaMetric *, int); +extern int gfs2_sbstats_fetch(int, struct sbstats *, pmAtomValue *); +extern int gfs2_refresh_sbstats(const char *, const char *, struct sbstats *); + +#endif /* SBSTATS_H */ |