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[OpenStack Infra <1483322@xxxxxxxxxxxxxxxxxx>]

Reviewed:  https://review.openstack.org/274468
Committed: https://git.openstack.org/cgit/openstack/nova/commit/?id=205fb7c8b34e521bdc14b5c3698d1597753b27d4
Submitter: Jenkins
Branch:    master

commit 205fb7c8b34e521bdc14b5c3698d1597753b27d4
Author: Davanum Srinivas <davanum@xxxxxxxxx>
Date:   Fri Jan 29 12:50:58 2016 -0500

    Switch to oslo.cache lib
    
    Common memorycache was replaced by analogous tool
    from oslo.cache lib. In-memory cache was replaced
    by oslo.cache.dict backend. Memcached was replaced
    by dogpile.cache.memcached backend.
    
    Implements blueprint oslo-for-mitaka
    
    Closes-Bug: #1483322
    Co-Authored-By: Sergey Nikitin <snikitin@xxxxxxxxxxxx>
    Co-Authored-By: Pavel Kholkin <pkholkin@xxxxxxxxxxxx>
    
    Change-Id: I371f7a68e6a6c1c4cd101f61b9ad96c15187a80e


** Changed in: nova
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/1483322

Title:
  python-memcached get_multi has much faster than get when get multiple
  value

Status in OpenStack Compute (nova):
  Fix Released
Status in oslo.cache:
  Fix Released

Bug description:
  nova use memcache with python.memcached's get function.

  when multiple litem reterived it uses as for .. in .. loop..
  in this case get_multi has better performance.

  In my case,  here is test result

  get 2.3020670414
  get_multi 0.0353858470917

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