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mcelog Cookbook

Build Status Cookbook Version

Installs and configures mcelog for decoding kernel hardware error messages on Linux.

Requirements

Platforms

  • Debian/Ubuntu
  • RHEL based distros 6+

Chef

  • Chef 12.1+

Cookbooks:

None

Attributes

config options

  • default['mcelog']['cpu'] = nil
  • default['mcelog']['cpumhz'] = nil
  • default['mcelog']['filter'] = 'yes'
  • default['mcelog']['dmi'] = 'no'

logging options

  • default['mcelog']['syslog'] = 'yes'
  • default['mcelog']['syslog-error'] = 'yes'
  • default['mcelog']['logfile'] = '/var/log/mcelog' # this can only be used if syslog is not active
  • default['mcelog']['filter-memory-errors'] = 'no'
  • default['mcelog']['raw'] = 'no'

user/group settings

  • default['mcelog']['run-credentials-user'] = 'root'
  • default['mcelog']['run-credentials-group'] = 'root'
  • default['mcelog']['server']['client-user'] = 'root'
  • default['mcelog']['server']['client-group'] = 'root'

dimm monitoring settings

  • default['mcelog']['dimm']['dimm-tracking-enabled'] = 'yes'
  • default['mcelog']['dimm']['dmi-prepopulate'] = 'yes'
  • default['mcelog']['dimm']['uc-error-threshold'] = '1 / 24h'
  • default['mcelog']['dimm']['ce-error-threshold'] = '10 / 24h'

cpu monitoring settings

  • default['mcelog']['socket']['socket-tracking-enabled'] = 'yes'
  • default['mcelog']['socket']['mem-uc-error-threshold'] = '100 / 24h'
  • default['mcelog']['socket']['mem-ce-error-trigger'] = 'socket-memory-error-trigger'
  • default['mcelog']['socket']['mem-ce-error-threshold'] = '100 / 24h'
  • default['mcelog']['socket']['mem-ce-error-log'] = 'yes'

cpu cache settings

  • default['mcelog']['cache']['cache-threshold-trigger'] = 'cache-error-trigger'
  • default['mcelog']['cache']['cache-threshold-log'] = 'yes'

memory page settings

  • default['mcelog']['page']['memory-ce-threshold'] = '10 / 24h'
  • default['mcelog']['page']['memory-ce-log'] = 'yes'
  • default['mcelog']['page']['memory-ce-action'] = 'soft'

trigger settings

  • default['mcelog']['trigger']['children-max'] = 2
  • default['mcelog']['trigger']['directory'] = '/etc/mcelog'

Usage

Apply to the node

License & Authors

Author:: Cookbook Engineering Team ([email protected]) Copyright:: 2013-2014, Limelight Networks, Inc. Copyright:: 2017, Chef Software, Inc.

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.