diff options
Diffstat (limited to 'perform/sio_timer.c')
| -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 cce4f4b..f188a10 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) -{ - free(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 == START) { - gettimeofday(&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; - - gettimeofday(&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 == START ? "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)
+{
+ free(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 == START) {
+ 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 == START ? "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
+
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