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authorMark Haines <mark.haines@matrix.org>2016-04-11 14:57:09 +0100
committerMark Haines <mark.haines@matrix.org>2016-04-11 14:57:09 +0100
commit82d7eea7e3127445d745b5a1e2f2c636a590067e (patch)
tree83833da023d53467a3a6bfe411fbda4cde0e8c55 /synapse/util/rlimit.py
parentMerge pull request #705 from matrix-org/dbkr/pushers_use_event_actions (diff)
downloadsynapse-82d7eea7e3127445d745b5a1e2f2c636a590067e.tar.xz
Move the versionstring code out of app.homeserver into util
Diffstat (limited to 'synapse/util/rlimit.py')
-rw-r--r--synapse/util/rlimit.py37
1 files changed, 37 insertions, 0 deletions
diff --git a/synapse/util/rlimit.py b/synapse/util/rlimit.py
new file mode 100644

index 0000000000..f4a9abf83f --- /dev/null +++ b/synapse/util/rlimit.py
@@ -0,0 +1,37 @@ +# -*- coding: utf-8 -*- +# Copyright 2016 OpenMarket Ltd +# +# 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. + +import resource +import logging + + +logger = logging.getLogger("synapse.app.homeserver") + + +def change_resource_limit(soft_file_no): + try: + soft, hard = resource.getrlimit(resource.RLIMIT_NOFILE) + + if not soft_file_no: + soft_file_no = hard + + resource.setrlimit(resource.RLIMIT_NOFILE, (soft_file_no, hard)) + logger.info("Set file limit to: %d", soft_file_no) + + resource.setrlimit( + resource.RLIMIT_CORE, (resource.RLIM_INFINITY, resource.RLIM_INFINITY) + ) + except (ValueError, resource.error) as e: + logger.warn("Failed to set file or core limit: %s", e)