test-zstd-speed.py: generate warning on noticeable compression ratio losses
added --ratioLimit option
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inikep
parent
8c53ad53b1
commit
a4847eb861
@ -59,15 +59,15 @@ def send_email(emails, topic, text, have_mutt, have_mail):
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log("e-mail cannot be sent (mail or mutt not found)")
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def send_email_with_attachments(branch, commit, last_commit, emails, text, results_files, logFileName, lower_limit, have_mutt, have_mail):
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def send_email_with_attachments(branch, commit, last_commit, args, text, results_files, logFileName, have_mutt, have_mail):
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with open(logFileName, "w") as myfile:
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myfile.writelines(text)
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myfile.close()
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email_topic = '%s:%s Warning for %s:%s last_commit=%s speed<%s' % (email_header, pid, branch, commit, last_commit, lower_limit)
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email_topic = '%s:%s Warning for %s:%s last_commit=%s speed<%s ratio<%s' % (email_header, pid, branch, commit, last_commit, args.lowerLimit, args.ratioLimit)
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if have_mutt:
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execute('mutt -s "' + email_topic + '" ' + emails + ' -a ' + results_files + ' < ' + logFileName)
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execute('mutt -s "' + email_topic + '" ' + args.emails + ' -a ' + results_files + ' < ' + logFileName)
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elif have_mail:
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execute('mail -s "' + email_topic + '" ' + emails + ' < ' + logFileName)
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execute('mail -s "' + email_topic + '" ' + args.emails + ' < ' + logFileName)
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else:
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log("e-mail cannot be sent (mail or mutt not found)")
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@ -93,8 +93,9 @@ def git_get_changes(branch, commit, last_commit):
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def get_last_results(resultsFileName):
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if not os.path.isfile(resultsFileName):
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return None, None, None
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return None, None, None, None
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commit = None
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csize = []
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cspeed = []
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dspeed = []
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with open(resultsFileName,'r') as f:
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@ -102,23 +103,25 @@ def get_last_results(resultsFileName):
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words = line.split()
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if len(words) == 2: # branch + commit
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commit = words[1];
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csize = []
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cspeed = []
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dspeed = []
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if (len(words) == 8): # results
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csize.append(int(words[1]))
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cspeed.append(float(words[3]))
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dspeed.append(float(words[5]))
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return commit, cspeed, dspeed
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return commit, csize, cspeed, dspeed
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def benchmark_and_compare(branch, commit, resultsFileName, lastCLevel, testFilePath, fileName, last_cspeed, last_dspeed, lower_limit, maxLoadAvg, message):
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def benchmark_and_compare(branch, commit, args, resultsFileName, testFilePath, fileName, last_csize, last_cspeed, last_dspeed):
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sleepTime = 30
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while os.getloadavg()[0] > maxLoadAvg:
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log("WARNING: bench loadavg=%.2f is higher than %s, sleeping for %s seconds" % (os.getloadavg()[0], maxLoadAvg, sleepTime))
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while os.getloadavg()[0] > args.maxLoadAvg:
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log("WARNING: bench loadavg=%.2f is higher than %s, sleeping for %s seconds" % (os.getloadavg()[0], args.maxLoadAvg, sleepTime))
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time.sleep(sleepTime)
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start_load = str(os.getloadavg())
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result = execute('programs/zstd -qi5b1e%s %s' % (lastCLevel, testFilePath), print_output=True)
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result = execute('programs/zstd -qi5b1e%s %s' % (args.lastCLevel, testFilePath), print_output=True)
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end_load = str(os.getloadavg())
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linesExpected = lastCLevel + 2;
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linesExpected = args.lastCLevel + 2;
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if len(result) != linesExpected:
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raise RuntimeError("ERROR: number of result lines=%d is different that expected %d\n%s" % (len(result), linesExpected, '\n'.join(result)))
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with open(resultsFileName, "a") as myfile:
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@ -128,16 +131,18 @@ def benchmark_and_compare(branch, commit, resultsFileName, lastCLevel, testFileP
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if (last_cspeed == None):
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log("WARNING: No data for comparison for branch=%s file=%s " % (branch, fileName))
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return ""
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commit, cspeed, dspeed = get_last_results(resultsFileName)
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commit, csize, cspeed, dspeed = get_last_results(resultsFileName)
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text = ""
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for i in range(0, min(len(cspeed), len(last_cspeed))):
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print("%s:%s -%d cspeed=%6.2f clast=%6.2f cdiff=%1.4f dspeed=%6.2f dlast=%6.2f ddiff=%1.4f %s" % (branch, commit, i+1, cspeed[i], last_cspeed[i], cspeed[i]/last_cspeed[i], dspeed[i], last_dspeed[i], dspeed[i]/last_dspeed[i], fileName))
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if (cspeed[i]/last_cspeed[i] < lower_limit):
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text += "WARNING: -%d cspeed=%.2f clast=%.2f cdiff=%.4f %s\n" % (i+1, cspeed[i], last_cspeed[i], cspeed[i]/last_cspeed[i], fileName)
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if (dspeed[i]/last_dspeed[i] < lower_limit):
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text += "WARNING: -%d dspeed=%.2f dlast=%.2f ddiff=%.4f %s\n" % (i+1, dspeed[i], last_dspeed[i], dspeed[i]/last_dspeed[i], fileName)
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print("%s:%s -%d cSpeed=%6.2f cLast=%6.2f cDiff=%1.4f dSpeed=%6.2f dLast=%6.2f dDiff=%1.4f ratioDiff=%1.4f %s" % (branch, commit, i+1, cspeed[i], last_cspeed[i], cspeed[i]/last_cspeed[i], dspeed[i], last_dspeed[i], dspeed[i]/last_dspeed[i], float(csize[i])/last_csize[i], fileName))
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if (cspeed[i]/last_cspeed[i] < args.lowerLimit):
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text += "WARNING: -%d cSpeed=%.2f cLast=%.2f cDiff=%.4f %s\n" % (i+1, cspeed[i], last_cspeed[i], cspeed[i]/last_cspeed[i], fileName)
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if (dspeed[i]/last_dspeed[i] < args.lowerLimit):
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text += "WARNING: -%d dSpeed=%.2f dLast=%.2f dDiff=%.4f %s\n" % (i+1, dspeed[i], last_dspeed[i], dspeed[i]/last_dspeed[i], fileName)
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if (float(csize[i])/last_csize[i] < args.ratioLimit):
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text += "WARNING: -%d cSize=%d last_cSize=%d diff=%.4f %s\n" % (i+1, csize[i], last_csize[i], float(csize[i])/last_csize[i], fileName)
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if text:
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text = message + ("\nmaxLoadAvg=%s load average at start=%s end=%s\n" % (maxLoadAvg, start_load, end_load)) + text
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text = args.message + ("\nmaxLoadAvg=%s load average at start=%s end=%s\n" % (args.maxLoadAvg, start_load, end_load)) + text
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return text
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@ -161,17 +166,17 @@ def test_commit(branch, commit, last_commit, args, testFilePaths, have_mutt, hav
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for filePath in testFilePaths:
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fileName = filePath.rpartition('/')[2]
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resultsFileName = working_path + "/results_" + branch.replace("/", "_") + "_" + fileName.replace(".", "_") + ".txt"
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last_commit, cspeed, dspeed = get_last_results(resultsFileName)
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last_commit, csize, cspeed, dspeed = get_last_results(resultsFileName)
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if not args.dry_run:
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text = benchmark_and_compare(branch, commit, resultsFileName, args.lastCLevel, filePath, fileName, cspeed, dspeed, args.lowerLimit, args.maxLoadAvg, args.message)
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text = benchmark_and_compare(branch, commit, args, resultsFileName, filePath, fileName, csize, cspeed, dspeed)
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if text:
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log("WARNING: redoing tests for branch %s: commit %s" % (branch, commit))
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text = benchmark_and_compare(branch, commit, resultsFileName, args.lastCLevel, filePath, fileName, cspeed, dspeed, args.lowerLimit, args.maxLoadAvg, args.message)
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text = benchmark_and_compare(branch, commit, args, resultsFileName, filePath, fileName, csize, cspeed, dspeed)
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if text:
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text_to_send.append(text)
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results_files += resultsFileName + " "
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if text_to_send:
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send_email_with_attachments(branch, commit, last_commit, args.emails, text_to_send, results_files, logFileName, args.lowerLimit, have_mutt, have_mail)
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send_email_with_attachments(branch, commit, last_commit, args, text_to_send, results_files, logFileName, have_mutt, have_mail)
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if __name__ == '__main__':
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@ -181,6 +186,7 @@ if __name__ == '__main__':
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parser.add_argument('--message', help='attach an additional message to e-mail', default="")
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parser.add_argument('--repoURL', help='changes default repository URL', default=default_repo_url)
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parser.add_argument('--lowerLimit', type=float, help='send email if speed is lower than given limit', default=0.98)
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parser.add_argument('--ratioLimit', type=float, help='send email if ratio is lower than given limit', default=0.999)
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parser.add_argument('--maxLoadAvg', type=float, help='maximum load average to start testing', default=0.75)
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parser.add_argument('--lastCLevel', type=int, help='last compression level for testing', default=5)
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parser.add_argument('--sleepTime', type=int, help='frequency of repository checking in seconds', default=300)
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@ -216,6 +222,7 @@ if __name__ == '__main__':
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print("emails=%s" % args.emails)
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print("maxLoadAvg=%s" % args.maxLoadAvg)
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print("lowerLimit=%s" % args.lowerLimit)
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print("ratioLimit=%s" % args.ratioLimit)
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print("lastCLevel=%s" % args.lastCLevel)
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print("sleepTime=%s" % args.sleepTime)
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print("dry_run=%s" % args.dry_run)
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