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moved most readwrite tool command-line opts to config file

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The only remaining command-line options are setting the random seed
and --no-cleanup.
This commit is contained in:
Steven Berler 2011-07-22 16:31:54 -07:00 committed by Tommi Virtanen
parent a6c16990df
commit 55a72f002b
1 changed files with 22 additions and 21 deletions
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43
s3tests/rand_readwrite.py
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@ -108,18 +108,6 @@ def writer(bucket, worker_id, file_names, files, queue):
def parse_options():
parser = optparse.OptionParser()
parser.add_option("-t", "--time", dest="duration", type="float",
help="duration to run tests (seconds)", default=5, metavar="SECS")
parser.add_option("-r", "--read", dest="num_readers", type="int",
help="number of reader threads", default=0, metavar="NUM")
parser.add_option("-w", "--write", dest="num_writers", type="int",
help="number of writer threads", default=2, metavar="NUM")
parser.add_option("-s", "--size", dest="file_size", type="float",
help="file size to use, in kb", default=1024, metavar="KB")
parser.add_option("-d", "--stddev", dest="stddev", type="float",
help="stddev of file size", default=0, metavar="KB")
parser.add_option("-n", "--numfiles", dest="num_files", type="int",
help="total number of files to write", default=1, metavar="NUM")
parser.add_option("--seed", dest="seed", type="int",
help="seed to use for random number generator", metavar="NUM")
parser.add_option("--no-cleanup", dest="cleanup", action="store_false",
@ -144,23 +132,36 @@ def main():
real_stdout = sys.stdout
sys.stdout = sys.stderr
common.setup()
# verify all required config items are present
if 'rand_readwrite' not in common.config:
raise RuntimeError('rand_readwrite section not found in config')
config = common.config.rand_readwrite
for item in ['readers', 'writers', 'duration', 'files']:
if item not in config:
raise RuntimeError("Missing rand_readwrite config item: {item}".format(item=item))
for item in ['num', 'size', 'stddev']:
if item not in config.files:
raise RuntimeError("Missing rand_readwrite config item: files.{item}".format(item=item))
# setup bucket and other objects
bucket = common.get_new_bucket()
print "Created bucket: {name}".format(name=bucket.name)
file_names = list(realistic.names(
mean=15,
stddev=4,
seed=options.seed,
max_amount=options.num_files
max_amount=config.files.num
))
files = realistic.files(
mean=1024 * options.file_size,
stddev=1024 * options.stddev,
mean=1024 * config.files.size,
stddev=1024 * config.files.stddev,
seed=options.seed,
)
q = gevent.queue.Queue()
# warmup - get initial set of files uploaded
print "Uploading initial set of {num} files".format(num=options.num_files)
print "Uploading initial set of {num} files".format(num=config.files.num)
warmup_pool = gevent.pool.Pool(size=100)
for file_name in file_names:
file = next(files)
@ -174,10 +175,10 @@ def main():
# main work
print "Starting main worker loop."
print "Using file size: {size} +- {stddev}".format(size=options.file_size, stddev=options.stddev)
print "Spawning {w} writers and {r} readers...".format(r=options.num_readers, w=options.num_writers)
print "Using file size: {size} +- {stddev}".format(size=config.files.size, stddev=config.files.stddev)
print "Spawning {w} writers and {r} readers...".format(w=config.writers, r=config.readers)
group = gevent.pool.Group()
for x in xrange(options.num_writers):
for x in xrange(config.writers):
group.spawn_link_exception(
writer,
bucket=bucket,
@ -186,7 +187,7 @@ def main():
files=files,
queue=q,
)
for x in xrange(options.num_readers):
for x in xrange(config.readers):
group.spawn_link_exception(
reader,
bucket=bucket,
@ -197,7 +198,7 @@ def main():
def stop():
group.kill(block=True)
q.put(StopIteration)
gevent.spawn_later(options.duration, stop)
gevent.spawn_later(config.duration, stop)
yaml.safe_dump_all(q, stream=real_stdout)