swift/bin/swift-object-expirer
Greg Lange 209c5ec418 Add parallelism to object expirer daemon.
Two types of parallelism are added:

- concurrency to speed up what a single process does
- a way to run multiple daemons to work on different parts of the work

DocImpact

Change-Id: I48997f68eb2fd8de19a5ee8b9fcdf76dde2ba0ab
2013-06-07 20:49:47 +00:00

34 lines
1.5 KiB
Python
Executable File

#!/usr/bin/env python
# Copyright (c) 2010-2012 OpenStack, LLC.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from swift.common.daemon import run_daemon
from swift.common.utils import parse_options
from swift.obj.expirer import ObjectExpirer
from optparse import OptionParser
if __name__ == '__main__':
parser = OptionParser("%prog CONFIG [options]")
parser.add_option('--processes', dest='processes',
help="Number of processes to use to do the work, don't "
"use this option to do all the work in one process")
parser.add_option('--process', dest='process',
help="Process number for this process, don't use "
"this option to do all the work in one process, this "
"is used to determine which part of the work this "
"process should do")
conf_file, options = parse_options(parser=parser, once=True)
run_daemon(ObjectExpirer, conf_file, **options)