Evan Tschannen
866ccfe344
added the ability to allow the master to finish recovery before all storage servers in both regions have their mutations. This allows you to recover from scenarios where you lose all your tlogs in one dc.
2018-07-04 01:59:04 -04:00
Evan Tschannen
a288d5b9a9
added a fallback satellite configuration, so that we can use two satellites if available, but do not have to failover to the remote datacenter if one satellite is down
2018-06-28 23:15:32 -07:00
Evan Tschannen
a66eda8baa
added the three_datacenter_fallback redundancy mode, which allows you to drop a down datacenter when configured in three_datacenter mode
2018-06-27 23:24:33 -07:00
Evan Tschannen
8a8914f046
re-added the ability to configure the number of log routers. Many log routers are needed to get a sufficient number of sockets involved in copying data across the WAN
2018-06-22 00:04:00 -07:00
Evan Tschannen
1ccfb3a0f4
fix: log_anti_quorum was always 0 in simulation
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removed durableStorageQuorum, because it is no longer a useful configuration parameter
2018-06-18 10:24:57 -07:00
Evan Tschannen
e8c462882b
re-added remote_logs as a parameter, because it could be useful to have a different number of logs between when recruited as primary and remote
2018-06-18 10:22:34 -07:00
Evan Tschannen
0913368651
added usable_regions to specify if we will replicate into a remote region
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remote replication defaults to the primary replication
removed remote_logs, because they should be specified as an override in the regions object
2018-06-17 19:31:15 -07:00
Evan Tschannen
0c6825eb43
allow multiple regions with the same priority
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configurations must have at least one region with non-negative priority
2018-06-14 12:59:55 -07:00
Alex Miller
0042294566
MultiDC: Serialized JSON represents DC and Satellites in same array.
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With a `"satellite": 1` property that differentiates them. "satellite" will
likely also be deprecated in the future, but this is closer to what the final
serialized form will look like.
2018-06-13 17:55:55 -07:00
Alex Miller
ac1fc3660d
MultiDC: Regions JSON should represent datacenters as an array.
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This is so that the serialized format released in 6.0 will already include a
required change, which is to support >1 DC per region.
2018-06-12 16:18:54 -07:00
Evan Tschannen
10d25927cd
Merge branch 'master' into feature-remote-logs
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# Conflicts:
# fdbserver/DataDistribution.actor.cpp
2018-04-30 22:15:39 -07:00
Evan Tschannen
7af892f50b
first working version of non-copying recovery working with fearless configurations
2018-04-08 21:24:05 -07:00