Hi, I'd like you to take a look at this patch for potential DocImpact. https://review.openstack.org/35788 Log: commit 58e6bee5299f07b34833b35ac3976d4be600a515 Author: Jay Lau <liugya at cn.ibm.com> Date: Fri Jul 5 19:36:20 2013 +0800 Add a new GroupAffinityFilter 1) Add a new filter to schedule the instance on to host from a set of group hosts 2) Update filter_scheduler.rst to add the new GroupAffinityFilter filter description Implements blueprint group-affinity-filter DocImpact Change-Id: Iba59764e692cd1d3bc80521ba5a4412f2bebb168 Automatically generated bug (please review): https://bugs.launchpad.net/bugs/1201976