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| author | Haley Connelly <haley.connelly@mongodb.com> | 2020-04-17 13:55:47 -0400 |
|---|---|---|
| committer | Evergreen Agent <no-reply@evergreen.mongodb.com> | 2020-04-27 20:50:49 +0000 |
| commit | 24461c383f25dbba57aa0ea20270f37a172b86b4 (patch) | |
| tree | 772bb4561d5292cb5c16f1f39f0cfd98f4c4ff11 /src/mongo/db/s/README.md | |
| parent | 738290e8227e99e08665cbdd8e110312a587d165 (diff) | |
| download | mongo-24461c383f25dbba57aa0ea20270f37a172b86b4.tar.gz | |
SERVER-47239 Add the 'Replica set monitoring and host targeting' section to the sharding arch guide
Diffstat (limited to 'src/mongo/db/s/README.md')
| -rw-r--r-- | src/mongo/db/s/README.md | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mongo/db/s/README.md b/src/mongo/db/s/README.md index d3b82aca164..0c7a17a1784 100644 --- a/src/mongo/db/s/README.md +++ b/src/mongo/db/s/README.md @@ -39,8 +39,10 @@ on each of these collections for efficient querying ## The shards list cache -## Replica set monitoring and host targeting +## Targeting a specific host within a shard +When routing a query to a replica set, a cluster node must determine which member to target for a given read preference. A cluster node either has or creates a ReplicaSetMonitor for each remote shard to which it needs to route requests. Information from the ReplicaSetMonitor interface is used to route requests to a specific node within a shard. +Further details on replica set monitoring and host targeting can be found [here](../../../mongo/client/README.md). --- # Migrations |