7e09b25b96
- Limit number of api workers to roughly using half of system RAM. Spawning a bunch, just to have the OOM killer nuke them regularly is not useful. - Bump the rpc_workers default to half of the api_workers. A default of 1 falls behind on any reasonably sized node. Change-Id: I8b84a359f83133014b3d4414aafc10e6b7c6a876 Closes-bug: #1815629
52 lines
2.0 KiB
Python
52 lines
2.0 KiB
Python
# Copyright 2011 VMware, Inc
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_config import cfg
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from neutron._i18n import _
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service_opts = [
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cfg.IntOpt('periodic_interval',
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default=40,
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help=_('Seconds between running periodic tasks.')),
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cfg.IntOpt('api_workers',
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help=_('Number of separate API worker processes for service. '
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'If not specified, the default is equal to the number '
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'of CPUs available for best performance, capped by '
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'potential RAM usage.')),
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cfg.IntOpt('rpc_workers',
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help=_('Number of RPC worker processes for service. '
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'If not specified, the default is equal to half the '
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'number of API workers.')),
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cfg.IntOpt('rpc_state_report_workers',
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default=1,
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help=_('Number of RPC worker processes dedicated to state '
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'reports queue.')),
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cfg.IntOpt('periodic_fuzzy_delay',
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default=5,
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help=_('Range of seconds to randomly delay when starting the '
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'periodic task scheduler to reduce stampeding. '
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'(Disable by setting to 0)')),
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cfg.IntOpt('rpc_response_max_timeout',
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default=600,
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help=_('Maximum seconds to wait for a response from a call.')),
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]
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def register_service_opts(opts, conf=cfg.CONF):
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conf.register_opts(opts)
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