diff options
Diffstat (limited to 'perform')
| -rw-r--r-- | perform/sio_timer.c | 394 |
1 files changed, 197 insertions, 197 deletions
diff --git a/perform/sio_timer.c b/perform/sio_timer.c index f233de3..4e42ee6 100644 --- a/perform/sio_timer.c +++ b/perform/sio_timer.c @@ -1,197 +1,197 @@ -/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright by The HDF Group. *
- * All rights reserved. *
- * *
- * This file is part of HDF5. The full HDF5 copyright notice, including *
- * terms governing use, modification, and redistribution, is contained in *
- * the files COPYING and Copyright.html. COPYING can be found at the root *
- * of the source code distribution tree; Copyright.html can be found at the *
- * root level of an installed copy of the electronic HDF5 document set and *
- * is linked from the top-level documents page. It can also be found at *
- * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
- * access to either file, you may request a copy from help@hdfgroup.org. *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-/*
- * Purpose:
- *
- * This is a module of useful timing functions for performance testing.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "sio_timer.h"
-
-
-#include "sio_perf.h"
-
-/*
- * The number to divide the tv_usec field with to get a nice decimal to add to
- * the number of seconds.
- */
-#define MICROSECOND 1000000.0
-
-/* global variables */
-sio_time *timer_g; /* timer: global for stub functions */
-
-/*
- * Function: sub_time
- * Purpose: Struct two time values, and return the difference, in microseconds
- *
- * Note that the function assumes that a > b
- * Programmer: Leon Arber, 1/27/06
- */
-static double sub_time(struct timeval* a, struct timeval* b)
-{
- return (((double)a->tv_sec +
- ((double)a->tv_usec) / MICROSECOND) -
- ((double)b->tv_sec +
- ((double)b->tv_usec) / MICROSECOND));
-}
-
-
-/*
- * Function: sio_time_new
- * Purpose: Build us a brand, spankin', new performance time object.
- * The object is a black box to the user.
- * Return: Pointer to sio_time object
- * Programmer: Bill Wendling, 01. October 2001
- * Modifications:
- */
-sio_time *
-sio_time_new(void)
-{
- sio_time *pt = (sio_time *)calloc(1, sizeof(struct sio_time_));
-
- /* set global timer variable */
- timer_g = pt;
-
- return pt;
-}
-
-/*
- * Function: sio_time_destroy
- * Purpose: Remove the memory allocated for the sio_time object. Only
- * need to call on a pointer allocated with the ``sio_time_new''
- * function.
- * Return: Nothing
- * Programmer: Bill Wendling, 01. October 2001
- * Modifications:
- */
-void
-sio_time_destroy(sio_time *pt)
-{
- HDfree(pt);
- /* reset the global timer pointer too. */
- timer_g = NULL;
-}
-
-
-
-/*
- * Function: set_time
- * Purpose: Set the time in a ``sio_time'' object.
- * Return: Pointer to the passed in ``sio_time'' object.
- * Programmer: Bill Wendling, 01. October 2001
- * Modifications:
- */
-sio_time *
-set_time(sio_time *pt, timer_type t, int start_stop)
-{
- if (pt) {
- if (start_stop == TSTART) {
- HDgettimeofday(&pt->sys_timer[t], NULL);
-
- /* When we start the timer for HDF5_FINE_WRITE_FIXED_DIMS or HDF5_FINE_READ_FIXED_DIMS
- * we compute the time it took to only open the file */
- if(t == HDF5_FINE_WRITE_FIXED_DIMS)
- pt->total_time[HDF5_FILE_WRITE_OPEN] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_GROSS_WRITE_FIXED_DIMS]));
- else if(t == HDF5_FINE_READ_FIXED_DIMS)
- pt->total_time[HDF5_FILE_READ_OPEN] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_GROSS_READ_FIXED_DIMS]));
-
-
- } else {
- struct timeval sys_t;
-
- HDgettimeofday(&sys_t, NULL);
- pt->total_time[t] += sub_time(&sys_t, &(pt->sys_timer[t]));
-
-/* ((double)sys_t.tv_sec +
- ((double)sys_t.tv_usec) / MICROSECOND) -
- ((double)pt->sys_timer[t].tv_sec +
- ((double)pt->sys_timer[t].tv_usec) / MICROSECOND);*/
-
- /* When we stop the timer for HDF5_GROSS_WRITE_FIXED_DIMS or HDF5_GROSS_READ_FIXED_DIMS
- * we compute the time it took to close the file after the last read/write finished */
- if(t == HDF5_GROSS_WRITE_FIXED_DIMS)
- pt->total_time[HDF5_FILE_WRITE_CLOSE] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_FINE_WRITE_FIXED_DIMS]));
- else if(t == HDF5_GROSS_READ_FIXED_DIMS)
- pt->total_time[HDF5_FILE_READ_CLOSE] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_FINE_READ_FIXED_DIMS]));
-
- }
-
- if (sio_debug_level >= 4) {
- const char *msg;
-
- switch (t) {
- case HDF5_FILE_OPENCLOSE:
- msg = "File Open/Close";
- break;
- case HDF5_DATASET_CREATE:
- msg = "Dataset Create";
- break;
- case HDF5_MPI_WRITE:
- msg = "MPI Write";
- break;
- case HDF5_MPI_READ:
- msg = "MPI Read";
- break;
- case HDF5_FINE_WRITE_FIXED_DIMS:
- msg = "Fine Write";
- break;
- case HDF5_FINE_READ_FIXED_DIMS:
- msg = "Fine Read";
- break;
- case HDF5_GROSS_WRITE_FIXED_DIMS:
- msg = "Gross Write";
- break;
- case HDF5_GROSS_READ_FIXED_DIMS:
- msg = "Gross Read";
- break;
- case HDF5_RAW_WRITE_FIXED_DIMS:
- msg = "Raw Write";
- break;
- case HDF5_RAW_READ_FIXED_DIMS:
- msg = "Raw Read";
- break;
- default:
- msg = "Unknown Timer";
- break;
- }
-
- fprintf(output, " %s %s: %.2f\n", msg,
- (start_stop == TSTART ? "Start" : "Stop"),
- pt->total_time[t]);
- }
- }
-
- return pt;
-}
-
-/*
- * Function: get_time
- * Purpose: Get the time from a ``sio_time'' object.
- * Return: The number of seconds as a DOUBLE.
- * Programmer: Bill Wendling, 01. October 2001
- * Modifications:
- */
-double
-get_time(sio_time *pt, timer_type t)
-{
- return pt->total_time[t];
-}
-#ifdef STANDALONE
-#include "sio_standalone.c"
-#endif
-
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Purpose: + * + * This is a module of useful timing functions for performance testing. + */ + +#include <stdio.h> +#include <stdlib.h> + +#include "sio_timer.h" + + +#include "sio_perf.h" + +/* + * The number to divide the tv_usec field with to get a nice decimal to add to + * the number of seconds. + */ +#define MICROSECOND 1000000.0 + +/* global variables */ +sio_time *timer_g; /* timer: global for stub functions */ + +/* + * Function: sub_time + * Purpose: Struct two time values, and return the difference, in microseconds + * + * Note that the function assumes that a > b + * Programmer: Leon Arber, 1/27/06 + */ +static double sub_time(struct timeval* a, struct timeval* b) +{ + return (((double)a->tv_sec + + ((double)a->tv_usec) / MICROSECOND) - + ((double)b->tv_sec + + ((double)b->tv_usec) / MICROSECOND)); +} + + +/* + * Function: sio_time_new + * Purpose: Build us a brand, spankin', new performance time object. + * The object is a black box to the user. + * Return: Pointer to sio_time object + * Programmer: Bill Wendling, 01. October 2001 + * Modifications: + */ +sio_time * +sio_time_new(void) +{ + sio_time *pt = (sio_time *)calloc(1, sizeof(struct sio_time_)); + + /* set global timer variable */ + timer_g = pt; + + return pt; +} + +/* + * Function: sio_time_destroy + * Purpose: Remove the memory allocated for the sio_time object. Only + * need to call on a pointer allocated with the ``sio_time_new'' + * function. + * Return: Nothing + * Programmer: Bill Wendling, 01. October 2001 + * Modifications: + */ +void +sio_time_destroy(sio_time *pt) +{ + HDfree(pt); + /* reset the global timer pointer too. */ + timer_g = NULL; +} + + + +/* + * Function: set_time + * Purpose: Set the time in a ``sio_time'' object. + * Return: Pointer to the passed in ``sio_time'' object. + * Programmer: Bill Wendling, 01. October 2001 + * Modifications: + */ +sio_time * +set_time(sio_time *pt, timer_type t, int start_stop) +{ + if (pt) { + if (start_stop == TSTART) { + HDgettimeofday(&pt->sys_timer[t], NULL); + + /* When we start the timer for HDF5_FINE_WRITE_FIXED_DIMS or HDF5_FINE_READ_FIXED_DIMS + * we compute the time it took to only open the file */ + if(t == HDF5_FINE_WRITE_FIXED_DIMS) + pt->total_time[HDF5_FILE_WRITE_OPEN] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_GROSS_WRITE_FIXED_DIMS])); + else if(t == HDF5_FINE_READ_FIXED_DIMS) + pt->total_time[HDF5_FILE_READ_OPEN] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_GROSS_READ_FIXED_DIMS])); + + + } else { + struct timeval sys_t; + + HDgettimeofday(&sys_t, NULL); + pt->total_time[t] += sub_time(&sys_t, &(pt->sys_timer[t])); + +/* ((double)sys_t.tv_sec + + ((double)sys_t.tv_usec) / MICROSECOND) - + ((double)pt->sys_timer[t].tv_sec + + ((double)pt->sys_timer[t].tv_usec) / MICROSECOND);*/ + + /* When we stop the timer for HDF5_GROSS_WRITE_FIXED_DIMS or HDF5_GROSS_READ_FIXED_DIMS + * we compute the time it took to close the file after the last read/write finished */ + if(t == HDF5_GROSS_WRITE_FIXED_DIMS) + pt->total_time[HDF5_FILE_WRITE_CLOSE] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_FINE_WRITE_FIXED_DIMS])); + else if(t == HDF5_GROSS_READ_FIXED_DIMS) + pt->total_time[HDF5_FILE_READ_CLOSE] += sub_time(&(pt->sys_timer[t]), &(pt->sys_timer[HDF5_FINE_READ_FIXED_DIMS])); + + } + + if (sio_debug_level >= 4) { + const char *msg; + + switch (t) { + case HDF5_FILE_OPENCLOSE: + msg = "File Open/Close"; + break; + case HDF5_DATASET_CREATE: + msg = "Dataset Create"; + break; + case HDF5_MPI_WRITE: + msg = "MPI Write"; + break; + case HDF5_MPI_READ: + msg = "MPI Read"; + break; + case HDF5_FINE_WRITE_FIXED_DIMS: + msg = "Fine Write"; + break; + case HDF5_FINE_READ_FIXED_DIMS: + msg = "Fine Read"; + break; + case HDF5_GROSS_WRITE_FIXED_DIMS: + msg = "Gross Write"; + break; + case HDF5_GROSS_READ_FIXED_DIMS: + msg = "Gross Read"; + break; + case HDF5_RAW_WRITE_FIXED_DIMS: + msg = "Raw Write"; + break; + case HDF5_RAW_READ_FIXED_DIMS: + msg = "Raw Read"; + break; + default: + msg = "Unknown Timer"; + break; + } + + fprintf(output, " %s %s: %.2f\n", msg, + (start_stop == TSTART ? "Start" : "Stop"), + pt->total_time[t]); + } + } + + return pt; +} + +/* + * Function: get_time + * Purpose: Get the time from a ``sio_time'' object. + * Return: The number of seconds as a DOUBLE. + * Programmer: Bill Wendling, 01. October 2001 + * Modifications: + */ +double +get_time(sio_time *pt, timer_type t) +{ + return pt->total_time[t]; +} +#ifdef STANDALONE +#include "sio_standalone.c" +#endif + |