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/*
This test reads a trace file and shows the following after each reading step:
- total read records
- read duration
- total read duration
- byte progress
- time progress
Usage:
progress_otf <inputfile> [#filemanagers] [#recordlimit]
Default options:
#filemanagers = 32
#recordlimit = 10000
*/
#include <assert.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include "otf.h"
#define SHOW_HELPTEXT { \
int l = 0; while( Helptext[l] ) { printf( "%s", Helptext[l++] ); } }
static const char* Helptext[] = {
" \n",
" otfprogress - shwo reading progress of OTF for testing purposes. \n",
" \n",
" otfprogress [Options] <input file name> \n",
" \n",
" options: \n",
" -h, --help show this help message \n",
" -V show OTF version \n",
" -f <n> set max number of filehandles available \n",
" -rb <size> set buffersize of the reader \n",
" -rl <size> record limit per read call \n",
" \n",
" \n", NULL };
static uint64_t get_time( void );
int main( int argc, char** argv )
{
OTF_FileManager* manager;
OTF_Reader* reader;
OTF_HandlerArray* handlers;
char* input_file = "";
uint32_t nfiles = 32;
uint64_t record_limit = 10000;
uint64_t readerbuffersize = 1024 * 1024;
int i;
if ( 1 >= argc ) {
SHOW_HELPTEXT;
return 0;
}
for ( i = 1; i < argc; i++ ) {
if ( ( 0 == strcmp( "-i", argv[i] ) ) && ( i+1 < argc ) ) {
input_file= argv[i+1];
++i;
} else if ( ( 0 == strcmp( "-rb", argv[i] ) ) && ( i+1 < argc ) ) {
readerbuffersize = atoi( argv[i+1] );
++i;
} else if ( ( 0 == strcmp( "-rl", argv[i] ) ) && ( i+1 < argc ) ) {
record_limit = atoi( argv[i+1] );
++i;
} else if ( ( 0 == strcmp( "-f", argv[i] ) ) && ( i+1 < argc ) ) {
nfiles = atoi( argv[i+1] );
++i;
} else if ( 0 == strcmp( "--help", argv[i] ) ||
0 == strcmp( "-h", argv[i] ) ) {
SHOW_HELPTEXT;
return 0;
} else if ( 0 == strcmp( "-V", argv[i] ) ) {
printf( "%u.%u.%u \"%s\"\n", OTF_VERSION_MAJOR, OTF_VERSION_MINOR,
OTF_VERSION_SUB, OTF_VERSION_STRING);
exit( 0 );
} else {
if ( '-' != argv[i][0] ) {
input_file= argv[i];
} else{
fprintf( stderr, "ERROR: Unknown option: '%s'\n", argv[i] );
exit(1);
}
}
}
manager = OTF_FileManager_open( nfiles );
assert( manager );
handlers = OTF_HandlerArray_open();
assert( handlers );
reader = OTF_Reader_open( input_file, manager );
assert( reader );
OTF_Reader_setBufferSizes( reader, readerbuffersize );
OTF_Reader_setRecordLimit( reader, record_limit );
/* OTF_HandlerArray_setHandler(...) */
printf( "input trace file : %s\n", argv[1] );
printf( "file num: %u\n", nfiles );
printf( "read buffer sizes: %llu\n", (unsigned long long int)readerbuffersize );
printf( "max. record limit: %lli\n\n", (long long int) record_limit );
printf( " tot. read read tot. read progress (%%)\n" );
printf( " records duration (s) duration (s) byte time\n" );
while( 1 )
{
uint64_t minb = 0;
uint64_t curb = 0;
uint64_t maxb = 0;
uint64_t mint = 0;
uint64_t curt = 0;
uint64_t maxt = 0;
uint64_t read_rc;
uint8_t ret;
uint64_t read_start;
static uint64_t read_records_tot = 0;
static uint64_t read_duration_tot = 0;
uint64_t read_duration;
double progress_bytes= 0.0;
double progress_times= 0.0;
read_start = get_time();
read_rc = OTF_Reader_readEvents( reader, handlers );
read_duration = get_time() - read_start;
if ( read_rc == 0 || read_rc == OTF_READ_ERROR )
break;
read_records_tot += read_rc;
read_duration_tot += read_duration;
ret= OTF_Reader_eventBytesProgress( reader, &minb, &curb, &maxb );
if( ret == 1 && minb < curb && curb <= maxb ) {
progress_bytes= ( (double)( curb - minb ) / (double)( maxb - minb ) ) * 100.0;
}
ret= OTF_Reader_eventTimeProgress( reader, &mint, &curt, &maxt );
if( ret == 1 && mint < curt && curt <= maxt ) {
progress_times= ( (double)( curt - mint ) / (double)( maxt - mint ) ) * 100.0;
}
printf( "%12lli%16.5f%15.5f%9.2f%9.2f\t\tb: %llu <= %llu <= %llu, \t\t t: %llu <= %llu <= %llu \n",
(long long int)read_records_tot, (double)( read_duration / 1e6 ),
(double)(read_duration_tot / 1e6),
progress_bytes, progress_times,
(unsigned long long int)minb, (unsigned long long int)curb,
(unsigned long long int)maxb, (unsigned long long int)mint,
(unsigned long long int)curt, (unsigned long long int)maxt );
}
OTF_Reader_close( reader );
OTF_HandlerArray_close( handlers );
OTF_FileManager_close( manager );
return 0;
}
static uint64_t get_time()
{
struct timeval tv;
gettimeofday( &tv, NULL );
return (uint64_t)(tv.tv_sec * 1e6 + tv.tv_usec);
}
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