diff options
Diffstat (limited to 'ACE/apps/JAWS/stress_testing/stats.cpp')
-rw-r--r-- | ACE/apps/JAWS/stress_testing/stats.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/ACE/apps/JAWS/stress_testing/stats.cpp b/ACE/apps/JAWS/stress_testing/stats.cpp new file mode 100644 index 00000000000..6e71b91c014 --- /dev/null +++ b/ACE/apps/JAWS/stress_testing/stats.cpp @@ -0,0 +1,88 @@ +// $Id$ + +#include "stats.h" + +ACE_RCSID(stress_testing, stats, "$Id$") + +Stats::Stats(int size) { + throughput_ = new float[size]; + latency_ = new float[size]; + thread_count_ = size; + init_fini_ = new Init_Fini_t[2*size]; + for(int i = 0; i < size; i++) + throughput_[i] = latency_[i] = 0; +} + +void Stats::log(int id, float throughput, float latency) { + throughput_[id] = throughput; + latency_[id] = latency; +} + +// Unused for now. +void Stats::print(char *message) { + + ACE_UNUSED_ARG (message); + + // char time_buf[64]; + // long ltime; + // time(<ime); + + // ACE_OS::ctime_r(<ime, time_buf, sizeof time_buf); + + // if(ACE_OS::gettimeofday() == -1) { + // perror("gettimeofday"); + // } + // time_buf[strlen(time_buf)-1] = 0; + // printf("%010ld%09ld \t %s %s\n", tp.tv_sec, tp.tv_usec, time_buf, message); +} + + +int comp(const void *a, const void *b) { + + Init_Fini_t *A = (Init_Fini_t *)a; + Init_Fini_t *B = (Init_Fini_t *)b; + + return (A->timestamp < B->timestamp) ? -1 : (A->timestamp > B->timestamp); +} + + +void Stats::output() { + int i; + float tavg = 0, lavg = 0; + + qsort(init_fini_, 2*thread_count_, sizeof(Init_Fini_t), comp); + + int max = 0,thread_peak = 0; + + for(i = 0; i < 2*thread_count_; i++) { + // cerr << " " << ((init_fini_[i].type == THREAD_START) ? "START": "END") << " " << init_fini_[i].timestamp.sec() << "." << init_fini_[i].timestamp.usec() << endl; + if(init_fini_[i].type == THREAD_START) { + if(++thread_peak > max) + max = thread_peak; + } + else thread_peak--; + } + for(i = 0; i < thread_count_; i++) { + tavg += throughput_[i]; + lavg += latency_[i]; + } + cout << " " << tavg/thread_count_ << " " << lavg/thread_count_ << " " << max; +} + + +void Stats::i_have_started(int id) { + + init_fini_[2*id].type = THREAD_START; + init_fini_[2*id].timestamp = ACE_OS::gettimeofday(); + +} + +void Stats::i_am_done(int id) { + + init_fini_[(2*id)+1].type = THREAD_END; + + init_fini_[(2*id)+1].timestamp = ACE_OS::gettimeofday(); + +} + + |