darshan-posix-log-format.h 4.46 KB
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/*
 *  (C) 2009 by Argonne National Laboratory.
 *      See COPYRIGHT in top-level directory.
 */

#ifndef __DARSHAN_POSIX_LOG_FORMAT_H
#define __DARSHAN_POSIX_LOG_FORMAT_H

#include "darshan-log-format.h"

/* TODO: DARSHAN_* OR CP_* */
enum darshan_posix_indices
{
    CP_POSIX_READS,              /* count of posix reads */
    CP_POSIX_WRITES,             /* count of posix writes */
    CP_POSIX_OPENS,              /* count of posix opens */
    CP_POSIX_SEEKS,              /* count of posix seeks */
    CP_POSIX_STATS,              /* count of posix stat/lstat/fstats */
    CP_POSIX_MMAPS,              /* count of posix mmaps */
    CP_POSIX_FREADS,
    CP_POSIX_FWRITES,
    CP_POSIX_FOPENS,
    CP_POSIX_FSEEKS,
    CP_POSIX_FSYNCS,
    CP_POSIX_FDSYNCS,
    CP_MODE,                      /* mode of file */
    CP_BYTES_READ,                /* total bytes read */
    CP_BYTES_WRITTEN,             /* total bytes written */
    CP_MAX_BYTE_READ,             /* highest offset byte read */
    CP_MAX_BYTE_WRITTEN,          /* highest offset byte written */
    CP_CONSEC_READS,              /* count of consecutive reads */
    CP_CONSEC_WRITES,             /* count of consecutive writes */
    CP_SEQ_READS,                 /* count of sequential reads */
    CP_SEQ_WRITES,                /* count of sequential writes */
    CP_RW_SWITCHES,               /* number of times switched between read and write */
    CP_MEM_NOT_ALIGNED,           /* count of accesses not mem aligned */
    CP_MEM_ALIGNMENT,             /* mem alignment in bytes */
    CP_FILE_NOT_ALIGNED,          /* count of accesses not file aligned */
    CP_FILE_ALIGNMENT,            /* file alignment in bytes */
    CP_MAX_READ_TIME_SIZE,
    CP_MAX_WRITE_TIME_SIZE,
    /* buckets */
    CP_SIZE_READ_0_100,           /* count of posix read size ranges */
    CP_SIZE_READ_100_1K,
    CP_SIZE_READ_1K_10K,
    CP_SIZE_READ_10K_100K,
    CP_SIZE_READ_100K_1M,
    CP_SIZE_READ_1M_4M,
    CP_SIZE_READ_4M_10M,
    CP_SIZE_READ_10M_100M,
    CP_SIZE_READ_100M_1G,
    CP_SIZE_READ_1G_PLUS,
    /* buckets */
    CP_SIZE_WRITE_0_100,          /* count of posix write size ranges */
    CP_SIZE_WRITE_100_1K,
    CP_SIZE_WRITE_1K_10K,
    CP_SIZE_WRITE_10K_100K,
    CP_SIZE_WRITE_100K_1M,
    CP_SIZE_WRITE_1M_4M,
    CP_SIZE_WRITE_4M_10M,
    CP_SIZE_WRITE_10M_100M,
    CP_SIZE_WRITE_100M_1G,
    CP_SIZE_WRITE_1G_PLUS,
    /* counters */
    CP_STRIDE1_STRIDE,             /* the four most frequently appearing strides */
    CP_STRIDE2_STRIDE,
    CP_STRIDE3_STRIDE,
    CP_STRIDE4_STRIDE,
    CP_STRIDE1_COUNT,              /* count of each of the most frequent strides */
    CP_STRIDE2_COUNT,
    CP_STRIDE3_COUNT,
    CP_STRIDE4_COUNT,
    CP_ACCESS1_ACCESS,             /* the four most frequently appearing access sizes */
    CP_ACCESS2_ACCESS,
    CP_ACCESS3_ACCESS,
    CP_ACCESS4_ACCESS,
    CP_ACCESS1_COUNT,              /* count of each of the most frequent access sizes */
    CP_ACCESS2_COUNT,
    CP_ACCESS3_COUNT,
    CP_ACCESS4_COUNT,
    CP_DEVICE,                     /* device id reported by stat */
    CP_SIZE_AT_OPEN,
    CP_FASTEST_RANK,
    CP_FASTEST_RANK_BYTES,
    CP_SLOWEST_RANK,
    CP_SLOWEST_RANK_BYTES,

    CP_NUM_INDICES,
};

/* floating point statistics */
enum darshan_f_posix_indices
{
    /* NOTE: adjust cp_normalize_timestamps() function if any TIMESTAMPS are
     * added or modified in this list
     */
    CP_F_OPEN_TIMESTAMP = 0,    /* timestamp of first open */
    CP_F_READ_START_TIMESTAMP,  /* timestamp of first read */
    CP_F_WRITE_START_TIMESTAMP, /* timestamp of first write */
    CP_F_CLOSE_TIMESTAMP,       /* timestamp of last close */
    CP_F_READ_END_TIMESTAMP,    /* timestamp of last read */
    CP_F_WRITE_END_TIMESTAMP,   /* timestamp of last write */
    CP_F_POSIX_READ_TIME,       /* cumulative posix read time */
    CP_F_POSIX_WRITE_TIME,      /* cumulative posix write time */
    CP_F_POSIX_META_TIME,       /* cumulative posix meta time */
    CP_F_MAX_READ_TIME,
    CP_F_MAX_WRITE_TIME,
    /* Total I/O and meta time consumed by fastest and slowest ranks, 
     * reported in either MPI or POSIX time depending on how the file 
     * was accessed.
     */
    CP_F_FASTEST_RANK_TIME,
    CP_F_SLOWEST_RANK_TIME,
    CP_F_VARIANCE_RANK_TIME,
    CP_F_VARIANCE_RANK_BYTES,

    CP_F_NUM_INDICES,
};

struct darshan_posix_file
{
    darshan_record_id f_id;
    int64_t rank;
    int64_t counters[CP_NUM_INDICES];
    double fcounters[CP_F_NUM_INDICES];
};

#endif /* __DARSHAN_POSIX_LOG_FORMAT_H */