| #!/usr/bin/python |
| |
| # Copyright 2011 Google Inc. All Rights Reserved. |
| |
| """The class to show the banner.""" |
| |
| import datetime |
| import time |
| |
| |
| class ExperimentStatus(object): |
| """The status class.""" |
| |
| def __init__(self, experiment): |
| self.experiment = experiment |
| self.num_total = len(self.experiment.benchmark_runs) |
| self.completed = 0 |
| self.new_job_start_time = time.time() |
| self.log_level = experiment.log_level |
| |
| def _GetProgressBar(self, num_complete, num_total): |
| ret = "Done: %s%%" % int(100.0 * num_complete / num_total) |
| bar_length = 50 |
| done_char = ">" |
| undone_char = " " |
| num_complete_chars = bar_length * num_complete / num_total |
| num_undone_chars = bar_length - num_complete_chars |
| ret += " [%s%s]" % (num_complete_chars * done_char, num_undone_chars * |
| undone_char) |
| return ret |
| |
| def GetProgressString(self): |
| """Get the elapsed_time, ETA.""" |
| current_time = time.time() |
| if self.experiment.start_time: |
| elapsed_time = current_time - self.experiment.start_time |
| else: |
| elapsed_time = 0 |
| try: |
| if self.completed != self.experiment.num_complete: |
| self.completed = self.experiment.num_complete |
| self.new_job_start_time = current_time |
| time_completed_jobs = (elapsed_time - |
| (current_time - self.new_job_start_time)) |
| # eta is calculated as: |
| # ETA = (num_jobs_not_yet_started * estimated_time_per_job) |
| # + time_left_for_current_job |
| # |
| # where |
| # num_jobs_not_yet_started = (num_total - num_complete - 1) |
| # |
| # estimated_time_per_job = time_completed_jobs / num_run_complete |
| # |
| # time_left_for_current_job = estimated_time_per_job - |
| # time_spent_so_far_on_current_job |
| # |
| # The biggest problem with this calculation is its assumption that |
| # all jobs have roughly the same running time (blatantly false!). |
| # |
| # ETA can come out negative if the time spent on the current job is |
| # greater than the estimated time per job (e.g. you're running the |
| # first long job, after a series of short jobs). For now, if that |
| # happens, we set the ETA to "Unknown." |
| # |
| eta_seconds = (float(self.num_total - self.experiment.num_complete -1) * |
| time_completed_jobs / self.experiment.num_run_complete |
| + (time_completed_jobs / self.experiment.num_run_complete |
| - (current_time - self.new_job_start_time))) |
| |
| eta_seconds = int(eta_seconds) |
| if eta_seconds > 0: |
| eta = datetime.timedelta(seconds=eta_seconds) |
| else: |
| eta = "Unknown" |
| except ZeroDivisionError: |
| eta = "Unknown" |
| strings = [] |
| strings.append("Current time: %s Elapsed: %s ETA: %s" % |
| (datetime.datetime.now(), |
| datetime.timedelta(seconds=int(elapsed_time)), |
| eta)) |
| strings.append(self._GetProgressBar(self.experiment.num_complete, |
| self.num_total)) |
| return "\n".join(strings) |
| |
| def GetStatusString(self): |
| """Get the status string of all the benchmark_runs.""" |
| status_bins = {} |
| for benchmark_run in self.experiment.benchmark_runs: |
| if benchmark_run.timeline.GetLastEvent() not in status_bins: |
| status_bins[benchmark_run.timeline.GetLastEvent()] = [] |
| status_bins[benchmark_run.timeline.GetLastEvent()].append(benchmark_run) |
| |
| status_strings = [] |
| for key, val in status_bins.items(): |
| status_strings.append("%s: %s" % |
| (key, self._GetNamesAndIterations(val))) |
| |
| thread_status = "" |
| if self.experiment.log_level == "verbose": |
| thread_status_format = "Thread Status: \n{}\n" |
| if self.experiment.schedv2() is None: |
| # Add the machine manager status. |
| thread_status = thread_status_format.format( |
| self.experiment.machine_manager.AsString()) |
| else: |
| thread_status = thread_status_format.format( |
| self.experiment.schedv2().threads_status_as_string()) |
| |
| result = "{}{}".format(thread_status, "\n".join(status_strings)) |
| |
| return result |
| |
| def _GetNamesAndIterations(self, benchmark_runs): |
| strings = [] |
| t = time.time() |
| for benchmark_run in benchmark_runs: |
| t_last = benchmark_run.timeline.GetLastEventTime() |
| elapsed = str(datetime.timedelta(seconds=int(t-t_last))) |
| if self.experiment.log_level == "verbose": |
| strings.append("'{0}' {1}".format(benchmark_run.name, elapsed)) |
| else: |
| strings.append("'{0}'".format(benchmark_run.name)) |
| return " %s (%s)" % (len(strings), ", ".join(strings)) |