AQS (currently an eqiad-only cluster) is being expanded from 6 to 12 hosts (T305570), as well as being made multi-datacenter with the addition of 12 hosts in codfw (T305568).
The high-level steps to complete this are:
- [x] Enable encryption ({T307798})
- [x] Validate/correct multi-datacenter client configurations ({T307799})
- [x] `ALTER` keyspaces to use `NetworkTopologyStrategy` (where/if necessary)
- [x] Bootstrap aqs2001-aqs2012 ({T307801})
- [ ] Bootstrap aqs1016-aqs1021 ({T307802}) !!OPTIONAL!!
- [ ] `ALTER` keyspaces to include codfw replica count
- [ ] Perform a rebuild operation from each of aqs2001-aqs2012 (`nodetool rebuild -- codfw`)
- [ ] aqs2001-a.codfw.wmnet (a7406ee0-ecbb-11ec-b266-0dba5031eff2)
- [ ] aqs2001-b.codfw.wmnet
- [ ] aqs2002-a.codfw.wmnet
- [ ] aqs2002-b.codfw.wmnet
- [ ] aqs2003-a.codfw.wmnet
- [ ] aqs2003-b.codfw.wmnet
- [ ] aqs2004-a.codfw.wmnet
- [ ] aqs2004-b.codfw.wmnet
- [ ] aqs2005-a.codfw.wmnet
- [ ] aqs2005-b.codfw.wmnet
- [ ] aqs2006-a.codfw.wmnet
- [ ] aqs2006-b.codfw.wmnet
- [ ] aqs2007-a.codfw.wmnet
- [ ] aqs2007-b.codfw.wmnet
- [ ] aqs2008-a.codfw.wmnet
- [ ] aqs2008-b.codfw.wmnet
- [ ] aqs2009-a.codfw.wmnet
- [ ] aqs2009-b.codfw.wmnet
- [ ] aqs2010-a.codfw.wmnet
- [ ] aqs2010-b.codfw.wmnet
- [ ] aqs2011-a.codfw.wmnet
- [ ] aqs2011-b.codfw.wmnet
- [ ] aqs2012-a.codfw.wmnet
- [ ] aqs2012-b.codfw.wmnet
- [ ] `ALTER KEYSPACE system_auth...` for 3 replicas in eqiad