** Also affects: murano (Ubuntu Yakkety)
   Importance: Medium
       Status: New

** Also affects: murano (Ubuntu Xenial)
   Importance: Undecided
       Status: New

** Changed in: murano (Ubuntu Yakkety)
       Status: New => Fix Released

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https://bugs.launchpad.net/bugs/1621936

Title:
  Murano API service contains errors in log file after service start

Status in murano package in Ubuntu:
  Fix Released
Status in murano source package in Xenial:
  New
Status in murano source package in Yakkety:
  Fix Released

Bug description:
  During murano-api service start you may observe errors in 
/var/log/murano/murano-api.log log file:
  """
  ...
  2016-09-09 16:31:37.631 24299 DEBUG murano.common.statservice [-] Updating 
statistic information. update_stats 
/usr/lib/python2.7/dist-packages/murano/common/statservice.py:59
  2016-09-09 16:31:37.631 24299 DEBUG murano.common.statservice [-] Stats 
object: <murano.api.v1.request_statistics.RequestStatisticsCollection object at 
0x7fa9639de990> update_stats 
/usr/lib/python2.7/dist-packages/murano/common/statservice.py:60
  2016-09-09 16:31:37.631 24299 DEBUG murano.common.statservice [-] Stats: 
(Requests: 0  Errors: 0  Ave.Res.Time 0.0000
   Per tenant: {}) update_stats 
/usr/lib/python2.7/dist-packages/murano/common/statservice.py:66
  2016-09-09 16:31:37.698 24299 DEBUG oslo_db.sqlalchemy.engines [-] MySQL 
server mode set to 
STRICT_TRANS_TABLES,STRICT_ALL_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,TRADITIONAL,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
 _check_effective_sql_mode 
/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/engines.py:256
  2016-09-09 16:31:37.737 24299 ERROR murano.common.statservice [-] Failed to 
get statistics object from a database. 'module' object has no attribute 
'NUM_CPUS'
  2016-09-09 16:31:37.737 24299 ERROR murano.common.statservice Traceback (most 
recent call last):
  2016-09-09 16:31:37.737 24299 ERROR murano.common.statservice   File 
"/usr/lib/python2.7/dist-packages/murano/common/statservice.py", line 75, in 
update_stats
  2016-09-09 16:31:37.737 24299 ERROR murano.common.statservice     
psutil.NUM_CPUS,
  2016-09-09 16:31:37.737 24299 ERROR murano.common.statservice AttributeError: 
'module' object has no attribute 'NUM_CPUS'
  2016-09-09 16:31:37.737 24299 ERROR murano.common.statservice
  ...
  """

  The issues shows itself because of a new version (3.4.2-1) of python-
  psutil package: http://packages.ubuntu.com/xenial/python-psutil

  The detailed instruction how to reproduce the issue was written by my manager 
(Igor Yozhikov):
  
https://docs.google.com/document/d/1zf4WROMtd2Miq57WHDRRC7Qt-GZ6AIpQIlL2S3FT6Qo/view

  The fix was proposed/merged here:
  https://review.openstack.org/#/c/360727/

  Related bug:
  https://bugs.launchpad.net/murano/+bug/1598208

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/murano/+bug/1621936/+subscriptions

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