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run_dacapo_jit.py
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run_dacapo_jit.py
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#!/usr/bin/env python
import argparse
import datetime
import json
import os
import shutil
import subprocess
import time
from threading import Thread
ALL_BENCHMARKS = ["avrora", "h2", "jython", "luindex", "lusearch", "xalan"]
OSV_IMAGE_DIR = "osv_images"
TEST = "dacapo-jit"
TEMPDIR = "jittemp"
def printVerbose(options, statement):
if options.verbose:
print statement
def mkdir(directory, clean=False):
if not os.path.exists(directory):
os.makedirs(directory)
elif clean:
shutil.rmtree(directory)
os.makedirs(directory)
def cleanUp(options, procsAndFiles):
#Cleanup Scratch Directories
for i in range(options.numjvms):
subprocess.Popen(['rm', '-rf', 'scratch%d' % i])
#Kill Ongoing processes and close the currently open stdout/stderr files
while procsAndFiles:
proc, stdout, stderr, i = procsAndFiles.pop()
proc.kill()
stdout.close()
stderr.close()
#Remove OSV Image Directory
if options.xen:
shutil.rmtree(OSV_IMAGE_DIR)
shutil.rmtree(TEMPDIR)
def makeOSvImageCopies(options, numCopies):
mkdir(OSV_IMAGE_DIR)
basename = os.path.basename(options.image)
for i in range(numCopies):
image_path = "%s_%d" % (os.path.join(OSV_IMAGE_DIR, basename), i + 1)
subprocess.call(['cp', options.image, image_path])
def parseCpuModel():
#Adapted from http://amitsaha.github.io/site/notes/articles/python_linux/article.html
try:
with open('/proc/cpuinfo') as f:
for line in f:
if line.strip() and line.rstrip('\n').startswith('model name'):
model_name = line.rstrip('\n').split(':')[1]
return model_name
except IOError:
return "Unknown"
def parseMemory():
#Adapted from http://amitsaha.github.io/site/notes/articles/python_linux/article.html
try:
with open('/proc/meminfo') as f:
for line in f:
key, value = line.split(':')
if key == 'MemTotal':
return value
except IOError:
return "Unknown"
return "Unknown"
def dacapoXenRunCommand(options, i, numjvms):
basename = os.path.basename(options.image)
image_path = "%s_%d" % (os.path.join(OSV_IMAGE_DIR, basename), i + 1)
cmd = ["./scripts/run.py", "-i", image_path, "-m", options.memsize, "-c", options.vcpus, '-p', 'xen', '-a', options.cpus,
"--cpupool", options.cpupool, '--test', TEST, '--numjvms', str(numjvms)]
if options.losetup:
cmd += ['-l']
return cmd
def getDacapoConvergences(options):
try:
with open('dacapo_convergences.json', 'r') as f:
return json.load(f)
except IOError:
subprocess.call(["./dacapo_converge.py", '-d', options.dacapo])
return getDacapoConvergences(options)
def pauseFirst(stdout, test, pid):
while True:
with open(stdout, 'r') as fout:
output = fout.read()
if "OSv" in output:
subprocess.call(["sudo", "xl", "pause", "osv-%s-%d" % (test, pid)])
break
#Wait 1 Second before checking again
time.sleep(1)
def waitForNIterations(stdout, test, pid, numIterations):
while True:
with open(stdout, 'r') as fout:
output = fout.read()
if ("completed warmup %d" % numIterations) in output or '[backtrace]' in output:
break
#Wait 1 Second before checking again
time.sleep(1)
def runDacapo(options):
if options.xen:
if options.gangscheduled:
platform = "xen_gangscheduled"
else:
platform = "xen"
else:
platform = "linux"
# Build the Directory Structure
resultsdir = options.resultsdir
experimentdir = os.path.join(resultsdir, TEST)
platformdir = os.path.join(experimentdir, platform)
mkdir(resultsdir)
mkdir(experimentdir)
mkdir(platformdir)
mkdir(TEMPDIR)
# Parse which dacapo benchmark to run
if options.benchmark == "all":
benchmarks = ALL_BENCHMARKS
else:
benchmarks = options.benchmark.split(",")
# Save experiment system state (revision #, env vars, timestamp, benchmark(s) run)
sys_state = dict()
sys_state['git_revision'] = subprocess.Popen(['git', 'rev-parse', 'HEAD'], stdout=subprocess.PIPE).communicate()[0]
sys_state['env_vars'] = dict(os.environ)
sys_state['options'] = dict(vars(options))
sys_state['CPU'] = parseCpuModel()
sys_state['Memory'] = parseMemory()
sys_state_file = open(os.path.join(platformdir, 'sys_state_%s.json' % datetime.datetime.now().isoformat()), 'w')
json.dump(sys_state, sys_state_file, sort_keys=True, indent=4, separators=(',', ': '))
sys_state_file.close()
#Loading Min Heap Sizes
with open("dacapo_min_heap.json") as f:
minheaps = json.load(f)
#Loading Dacapo Convergences
convergences = getDacapoConvergences(options)
# Run Benchmarks under various numbers of JVMS and Heap Sizes
procsAndFiles = None
for benchmark in benchmarks:
printVerbose(options, "Benchmark: %s" % benchmark)
numBenchmarkIterations = convergences[benchmark] + 5 + 1
numjvms = options.numjvms
heapsize = max(options.startheap, minheaps[benchmark])
maxheap = options.maxheap
while heapsize <= maxheap:
printVerbose(options, "Num JVMs: %d" % numjvms)
printVerbose(options, "Heapsize: %dMB" % heapsize)
outputdir = os.path.join(platformdir, "%s_%02djvms_%04dMB" % (benchmark, numjvms, heapsize))
if options.safe and os.path.exists(outputdir):
heapsize *= 2
continue
else:
mkdir(outputdir, clean=True)
for iter_num in range(options.iterations):
try:
# First warmup an image under load
procsAndFiles = []
# If using xen, set the new image execute line first before running the image
if options.xen:
# Make the image copies
makeOSvImageCopies(options, options.numjvms)
for i in range(numjvms):
dacapo_cmd = " ".join(['/java.so', '-Xmx%dM' % heapsize, '-jar', "/dacapo.jar", "-n", '20', benchmark])
cmd = dacapoXenRunCommand(options, i, numjvms)
cmd += ['-e', dacapo_cmd, '--set-image-only']
printVerbose(options, " ".join(cmd))
subprocess.check_call(cmd)
for i in range(numjvms):
cmd = ['java', '-Xmx%dM' % heapsize, '-XX:+PrintGCTimeStamps', '-XX:+PrintGCDetails', '-XX:+UseParallelOldGC',
'-jar', options.dacapo, '--scratch-directory', 'scratch%d' % i, "-n", str(numBenchmarkIterations), benchmark]
if options.xen:
cmd = dacapoXenRunCommand(options, i, numjvms)
# Open stdout and stderr files to pipe output to
stdout = open(os.path.join(TEMPDIR, 'tempout%02d' % (i + 1)), 'w')
stderr = open(os.path.join(TEMPDIR, 'temperr%02d' % (i + 1)), 'w')
printVerbose(options, " ".join(cmd))
if options.stdout:
proc = subprocess.Popen(cmd)
else:
proc = subprocess.Popen(cmd, stdout=stdout, stderr=stderr)
procsAndFiles.append((proc, stdout, stderr, i))
if options.xen and options.pausefirst:
threads = []
# Wait for all Xen domains start up first before running them
for proc, stdout, stderr, i in procsAndFiles:
thread = Thread(target=pauseFirst, args=(os.path.join(TEMPDIR, 'tempout%02d' % (i + 1)), TEST, proc.pid))
threads.append(thread)
thread.start()
for thread in threads:
thread.join()
# Now let them run again
for proc, stdout, stderr, i in procsAndFiles:
subprocess.call(["sudo", "xl", "unpause", "osv-%s-%d" % (TEST, proc.pid)])
if options.xen:
# Detect when Domain-1 has finished warming up
proc0, stdout0, stderr0, i0 = procsAndFiles[0]
thread = Thread(target=waitForNIterations, args=(os.path.join(TEMPDIR, 'tempout%02d' % (i0 + 1)), TEST, proc0.pid, convergences[benchmark]))
thread.start()
thread.join()
# Pause Domain-1
subprocess.call(["sudo", "xl", "pause", "osv-%s-%d" % (TEST, proc0.pid)])
# Now destroy the other domains
for proc, stdout, stderr, i in procsAndFiles[1:]:
subprocess.call(["sudo", "xl", "destroy", "osv-%s-%d" % (TEST, proc.pid)])
# Unpause Domain-1
subprocess.call(["sudo", "xl", "unpause", "osv-%s-%d" % (TEST, proc0.pid)])
# Wait for Domain-1 to finish test
thread = Thread(target=waitForNIterations, args=(os.path.join(TEMPDIR, 'tempout%02d' % (i0 + 1)), TEST, proc0.pid, numBenchmarkIterations))
thread.start()
thread.join()
# Destroy Domain-1
subprocess.call(["sudo", "xl", "destroy", "osv-%s-%d" % (TEST, proc0.pid)])
# Copy temp stdout of Domain-z1 somewhere to save it
subprocess.call(['cp', os.path.join(TEMPDIR, 'tempout%02d' % (i0 + 1)), os.path.join(outputdir, 'stdout%02d' % (iter_num + 1))])
while procsAndFiles:
proc, stdout, stderr, i = procsAndFiles.pop()
proc.wait()
stdout.close()
stderr.close()
except (KeyboardInterrupt, subprocess.CalledProcessError) as e:
print "Detecting KeyboardInterrupt: Cleaning up Experiments"
cleanUp(options, procsAndFiles)
raise e
heapsize *= 2
cleanUp(options, procsAndFiles)
if __name__ == "__main__":
# Parse arguments
parser = argparse.ArgumentParser(prog='run')
parser.add_argument("-b", "--benchmark", action="store", default="all", help="which dacapo benchmarks to run")
parser.add_argument("-n", "--numjvms", action="store", default=64, type=int, help="max amount of JVM's to test on")
parser.add_argument("-d", "--dacapo", action="store", default="dacapo-9.12-bach.jar", help="where dacapo is located")
parser.add_argument("-r", "--resultsdir", action="store", help="where to store results")
parser.add_argument("--startheap", action="store", default=128, type=int, help="starting heap size")
parser.add_argument("-p", "--maxheap", action="store", type=int, default=4096, help="max heap size")
parser.add_argument("-v", "--verbose", action="store_true", default=False, help="be more verbose")
parser.add_argument("-s", "--stdout", action="store_true", default=False, help="Output to stdout rather than to results dir")
parser.add_argument("-x", "--xen", action="store_true", default=False, help="whether or not to run on xen")
parser.add_argument("-g", "--gangscheduled", action="store_true", default=False, help="whether or not the version of xen has gang scheduling")
parser.add_argument("-i", "--image", action="store", default=None, help="location of the osv image with dacapo on it")
parser.add_argument("-m", "--memsize", action="store", default="2G", help="specify memory: ex. 1G, 2G, ...")
parser.add_argument("-c", "--vcpus", action="store", default="4", help="specify number of vcpus")
parser.add_argument("-l", "--losetup", action="store_true", default=False, help="Whether or not use loop devices as disk image.")
parser.add_argument("-a", "--cpus", action="store", default="all", help="Which CPU's to pin to for Xen")
parser.add_argument("--safe", action="store_true", default=False, help="Run in 'Safe' Mode (don't rerun and overwrite tests which already have folders)")
parser.add_argument("--cpupool", action="store", default="Pool-0", help="Which Xen cpupool to use")
parser.add_argument("--pausefirst", action="store_true", default=False, help="Whether or not to pause all the domains first and unpause them all at the same time")
parser.add_argument("--iterations", action="store", default=5, type=int, help="How many iterations of the test to run")
cmdargs = parser.parse_args()
runDacapo(cmdargs)