09f5e6dc60
Usages of following resources are limited(for at least python runtime): - cpu - process number - file descriptor - file size Change-Id: I3bbd9e7a46a970eb0d9e99d1258b7b27407c0d90 Implements: blueprint qinling-container-resource-limitation
44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
# Copyright 2017 Catalyst IT Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from multiprocessing import Process
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import resource
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import time
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def main(number=128, **kwargs):
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for name, desc in [
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('RLIMIT_NPROC', 'number of processes'),
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]:
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limit_num = getattr(resource, name)
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soft, hard = resource.getrlimit(limit_num)
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print('Maximum %-25s (%-15s) : %20s %20s' % (desc, name, soft, hard))
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processes = []
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for i in range(0, number):
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p = Process(
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target=_sleep,
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args=(i,)
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)
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p.start()
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processes.append(p)
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for p in processes:
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p.join()
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def _sleep(index):
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time.sleep(10)
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