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!!
- [x] `ALTER` keyspaces to include codfw replica count
- [ ] Perform a rebuild operation from each of aqs2001-aqs2012 (`nodetool rebuild -- eqiad`)
- [x] aqs2001-a.codfw.wmnet (`a7406ee0-ecbb-11ec-b266-0dba5031eff2`)
- [x] aqs2001-b.codfw.wmnet (`7dc18f80-ed70-11ec-a7d4-9369582268a3`)
- [x] aqs2002-a.codfw.wmnet (`4e105e60-ee51-11ec-88d3-95ab689283e4`)
- [x] aqs2002-b.codfw.wmnet (`403a0030-ef5e-11ec-a132-bf70daf94763`)
- [x] aqs2003-a.codfw.wmnet (`f3052140-f012-11ec-82b1-3d590b460781`)
- [x] aqs2003-b.codfw.wmnet (`ed24c600-f0c0-11ec-8e36-1bfbea6ebf33`)
- [x] aqs2004-a.codfw.wmnet (`5e618960-f19e-11ec-ac41-9fc127d8570e`)
- [ ] aqs2004-b.codfw.wmnet (`af359120-f233-11ec-82f9-23ac7f2cf81f`)
- [x] aqs2005-a.codfw.wmnet (`d3efa220-ed70-11ec-930c-37f52ff7543a`)
- [x] aqs2005-b.codfw.wmnet (`dce05940-ee44-11ec-ae8e-af639f32c8d1`)
- [x] aqs2006-a.codfw.wmnet (`f6afe970-ee54-11ec-9771-0931f42f1a0a`)
- [x] aqs2006-b.codfw.wmnet (`64f11c10-ef5e-11ec-88f9-0ba4322deefb`)
- [x] aqs2007-a.codfw.wmnet (`f430a8f0-f012-11ec-98a1-bfd50867790a`)
- [x] aqs2007-b.codfw.wmnet (`750d03d0-f0ca-11ec-a849-935c51e02210`)
- [ ] aqs2008-a.codfw.wmnet (`844cb870-f19e-11ec-9f86-adc804430e05`)
- [ ] aqs2008-b.codfw.wmnet
- [x] aqs2009-a.codfw.wmnet (`20774f10-ed96-11ec-987a-c3d1e63f83e3`)
- [x] aqs2009-b.codfw.wmnet (`de0462b0-ee4b-11ec-a8e5-5bfd10bc44d0`)
- [x] aqs2010-a.codfw.wmnet (`34075790-ee55-11ec-ad09-ff723eba9afd`)
- [x] aqs2010-b.codfw.wmnet (`7e860780-ef5e-11ec-a9cd-5de303454aee`)
- [x] aqs2011-a.codfw.wmnet (`f5568b50-f012-11ec-b213-7994abb2ae9a`)
- [x] aqs2011-b.codfw.wmnet (`60cd2480-f0d5-11ec-b107-311d6ba62aad`)
- [x] aqs2012-a.codfw.wmnet (`b4fd2ae0-f19e-11ec-b8eb-19a09e1e7ed2`)
- [ ] aqs2012-b.codfw.wmnet (`6ff0ff60-f23b-11ec-afd9-83845bb3eefc`)
- [x] `ALTER KEYSPACE system_auth...` for codfw replicas