mongodb · jeff-allen-mongo · Mar 16, 2021 · Mar 9, 2021
diff --git a/source/core/replica-set-delayed-member.txt b/source/core/replica-set-delayed-member.txt
@@ -69,7 +69,7 @@ delayed members must also be voting members (i.e.
 acknowledging write operations with ``majority`` write concern.
 
 Delayed secondaries can return write acknowledgment no earlier than the 
-configured :rsconf:`~members[n].slaveDelay`.
+configured :rsconf:`~members[n].secondaryDelaySecs`.
 
 Sharding
 ~~~~~~~~
@@ -96,7 +96,7 @@ Configuration
 A delayed member has its
 :rsconf:`members[n].priority` equal to ``0``,
 :rsconf:`members[n].hidden` equal to ``true``, and
-its :rsconf:`members[n].slaveDelay` equal to the
+its :rsconf:`members[n].secondaryDelaySecs` equal to the
 number of seconds of delay:
 
 .. code-block:: javascript
@@ -105,7 +105,7 @@ number of seconds of delay:
       "_id" : <num>,
       "host" : <hostname:port>,
       "priority" : 0,
-      "slaveDelay" : <seconds>,
+      "secondaryDelaySecs" : <seconds>,
       "hidden" : true
    }
 

diff --git a/source/core/replica-set-elections.txt b/source/core/replica-set-elections.txt
@@ -208,7 +208,7 @@ A non-voting member has both :rsconf:`~members[n].votes` and
       "tags" : {
 
       },
-      "slaveDelay" : NumberLong(0),
+      "secondaryDelaySecs" : NumberLong(0),
       "votes" : 0
    }
 

diff --git a/source/core/replica-set-sync.txt b/source/core/replica-set-sync.txt
@@ -151,10 +151,10 @@ the list of all replica set members:
         replica set elections, the sync source *must* also vote.
 
       - If the member is *not* a :rsconf:`delayed member
-        <members[n].slaveDelay>`, the sync source *must not* be delayed.
+        <members[n].secondaryDelaySecs>`, the sync source *must not* be delayed.
 
       - If the member *is* a :rsconf:`delayed member
-        <members[n].slaveDelay>`, the sync source must have a shorter 
+        <members[n].secondaryDelaySecs>`, the sync source must have a shorter 
         configured delay.
 
       - The sync source *must* be faster (i.e. lower latency) than 
@@ -321,10 +321,10 @@ through the list of all replica set members:
         replica set elections, the sync source *must* also vote.
 
       - If the member is *not* a :rsconf:`delayed member
-        <members[n].slaveDelay>`, the sync source *must not* be delayed.
+        <members[n].secondaryDelaySecs>`, the sync source *must not* be delayed.
 
       - If the member *is* a :rsconf:`delayed member
-        <members[n].slaveDelay>`, the sync source must have a shorter 
+        <members[n].secondaryDelaySecs>`, the sync source must have a shorter 
         configured delay.
 
       - The sync source *must* be faster (i.e. lower latency) than 

diff --git a/source/includes/extracts-replSetReconfig.yaml b/source/includes/extracts-replSetReconfig.yaml
@@ -31,7 +31,7 @@ content: |
       a majority of voting replica set members. However, the majority
       committed writes in the previous configuration may not all be
       committed in the current configuration. :rsconf:`Delayed
-      <members[n].slaveDelay>` members *or* members that are
+      <members[n].secondaryDelaySecs>` members *or* members that are
       :method:`lagging behind <rs.printSecondaryReplicationInfo()>` the
       primary can increase the time spent in this phase.
 

diff --git a/source/includes/output-printSecondaryReplicationInfo.rst b/source/includes/output-printSecondaryReplicationInfo.rst
@@ -14,7 +14,7 @@ members:
 
 A :ref:`delayed member <replica-set-delayed-members>` may show as ``0``
 seconds behind the primary when the inactivity period on the primary is
-greater than the :rsconf:`members[n].slaveDelay` value.
+greater than the :rsconf:`members[n].secondaryDelaySecs` value.
 
 A member may show a negative time value behind the primary when |method|
 is run. This is expected if |method| is run after a secondary replicates

diff --git a/source/includes/replica-set-conf-document-output.rst b/source/includes/replica-set-conf-document-output.rst
@@ -20,7 +20,7 @@ include only a subset of these settings:
          hidden: <boolean>,
          priority: <number>,
          tags: <document>,
-         slaveDelay: <int>,
+         secondaryDelaySecs: <int>,
          votes: <number>
        },
        ...

diff --git a/source/includes/steps-deploy-geographically-distributed-replica-set-5member.yaml b/source/includes/steps-deploy-geographically-distributed-replica-set-5member.yaml
@@ -145,7 +145,7 @@ content: |
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -158,7 +158,7 @@ content: |
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -171,7 +171,7 @@ content: |
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -184,7 +184,7 @@ content: |
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -197,7 +197,7 @@ content: |
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             }
          ],

diff --git a/source/includes/steps-deploy-replica-set.yaml b/source/includes/steps-deploy-replica-set.yaml
@@ -152,7 +152,7 @@ action:
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -165,7 +165,7 @@ action:
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -178,7 +178,7 @@ action:
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             }
 

diff --git a/source/reference/command/replSetGetConfig.txt b/source/reference/command/replSetGetConfig.txt
@@ -109,7 +109,7 @@ command run with :ref:`commitmentStatus: true
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -122,7 +122,7 @@ command run with :ref:`commitmentStatus: true
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -135,7 +135,7 @@ command run with :ref:`commitmentStatus: true
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             }
          ],

diff --git a/source/reference/method/db.printSlaveReplicationInfo.txt b/source/reference/method/db.printSlaveReplicationInfo.txt
@@ -45,5 +45,5 @@ with two secondary members:
 
 A :ref:`delayed member <replica-set-delayed-members>` may show as ``0``
 seconds behind the primary when the inactivity period on the primary is
-greater than the :rsconf:`members[n].slaveDelay`
+greater than the :rsconf:`members[n].secondaryDelaySecs`
 value.
diff --git a/source/reference/method/rs.add.txt b/source/reference/method/rs.add.txt
@@ -52,7 +52,7 @@ Definition
                  hidden: <boolean>,
                  priority: <number>,
                  tags: <document>,
-                 slaveDelay: <int>,
+                 secondaryDelaySecs: <int>,
                  votes: <number>
               }
 

diff --git a/source/reference/method/rs.printSlaveReplicationInfo.txt b/source/reference/method/rs.printSlaveReplicationInfo.txt
@@ -41,7 +41,7 @@ with two secondary members:
 
 A :ref:`delayed member <replica-set-delayed-members>` may show as ``0``
 seconds behind the primary when the inactivity period on the primary is
-greater than the :rsconf:`members[n].slaveDelay`
+greater than the :rsconf:`members[n].secondaryDelaySecs`
 value.
 
 A member may show a negative time value behind the primary when

diff --git a/source/reference/method/rs.reconfig.txt b/source/reference/method/rs.reconfig.txt
@@ -251,7 +251,7 @@ A replica set named ``rs0`` has the following configuration:
             "tags" : {
 
             },
-            "slaveDelay" : NumberLong(0),
+            "secondaryDelaySecs" : NumberLong(0),
             "votes" : 1
          },
          {
@@ -264,7 +264,7 @@ A replica set named ``rs0`` has the following configuration:
             "tags" : {
 
             },
-            "slaveDelay" : NumberLong(0),
+            "secondaryDelaySecs" : NumberLong(0),
             "votes" : 1
          },
          {
@@ -277,7 +277,7 @@ A replica set named ``rs0`` has the following configuration:
             "tags" : {
 
             },
-            "slaveDelay" : NumberLong(0),
+            "secondaryDelaySecs" : NumberLong(0),
             "votes" : 1
          }
       ],
@@ -346,7 +346,7 @@ the primary.
             "tags" : {
 
             },
-            "slaveDelay" : NumberLong(0),
+            "secondaryDelaySecs" : NumberLong(0),
             "votes" : 1
          },
          {
@@ -359,7 +359,7 @@ the primary.
             "tags" : {
 
             },
-            "slaveDelay" : NumberLong(0),
+            "secondaryDelaySecs" : NumberLong(0),
             "votes" : 1
          },
          {
@@ -372,7 +372,7 @@ the primary.
             "tags" : {
 
             },
-            "slaveDelay" : NumberLong(0),
+            "secondaryDelaySecs" : NumberLong(0),
             "votes" : 1
          }
       ],

diff --git a/source/reference/replica-configuration.txt b/source/reference/replica-configuration.txt
@@ -372,7 +372,7 @@ Replica Set Configuration Fields
 
       .. include:: /includes/fact-tags-field.rst
 
-   .. rsconf::  members[n].slaveDelay
+   .. rsconf::  members[n].secondaryDelaySecs
 
       *Optional*.
 

diff --git a/source/reference/write-concern.txt b/source/reference/write-concern.txt
@@ -121,7 +121,7 @@ available:
           :writeconcern:`w: \<number\> <\<number\>>` write operations.
 
           Delayed secondaries can return write acknowledgment no earlier
-          than the configured :rsconf:`~members[n].slaveDelay`. 
+          than the configured :rsconf:`~members[n].secondaryDelaySecs`. 
 
        See :ref:`wc-ack-behavior` for when :binary:`~bin.mongod` instances
        acknowledge the write.
@@ -148,7 +148,7 @@ available:
           can acknowledge :writeconcern:`"majority"` write operations.
 
           Delayed secondaries can return write acknowledgment no earlier
-          than the configured :rsconf:`~members[n].slaveDelay`. 
+          than the configured :rsconf:`~members[n].secondaryDelaySecs`. 
 
        After the write operation returns with a :writeconcern:`w:
        "majority" <"majority">` acknowledgment to the client, the
@@ -352,7 +352,7 @@ the write operation in memory or after writing to the on-disk journal.
    :writeconcern:`w: \<number\> <\<number\>>` write operations.
 
    Delayed secondaries can return write acknowledgment no earlier
-   than the configured :rsconf:`~members[n].slaveDelay`. 
+   than the configured :rsconf:`~members[n].secondaryDelaySecs`. 
 
 Additional Information
 ----------------------
@@ -385,7 +385,7 @@ For details, see :ref:`causal-consistency`.
   can acknowledge :writeconcern:`"majority"` write operations.
 
   - Delayed secondaries can return write acknowledgment no earlier
-    than the configured :rsconf:`~members[n].slaveDelay`. 
+    than the configured :rsconf:`~members[n].secondaryDelaySecs`. 
 
 - Starting in MongoDB 4.4, replica set members in the
   :replstate:`STARTUP2` state do not participate in write majorities.

diff --git a/source/release-notes/5.0-compatibility.txt b/source/release-notes/5.0-compatibility.txt
@@ -53,6 +53,9 @@ Tools Changes
 Replica Sets
 ------------
 
+Starting in MongoDB 5.0, :rsconf:`~members[n].secondaryDelaySecs`
+replaces ``slaveDelay``. This change is not backwards compatible. 
+
 Manual Oplog Writes
 ~~~~~~~~~~~~~~~~~~~
 

diff --git a/source/tutorial/configure-a-delayed-replica-set-member.txt b/source/tutorial/configure-a-delayed-replica-set-member.txt
@@ -15,15 +15,15 @@ Configure a Delayed Replica Set Member
 To configure a delayed secondary member, set its
 :rsconf:`members[n].priority` value to ``0``, its
 :rsconf:`members[n].hidden` value to ``true``, and
-its :rsconf:`members[n].slaveDelay` value to the
+its :rsconf:`members[n].secondaryDelaySecs` value to the
 number of seconds to delay.
 
 .. important::
 
    The length of the secondary
-   :rsconf:`members[n].slaveDelay` must
+   :rsconf:`members[n].secondaryDelaySecs` must
    fit within the window of the oplog. If the oplog is shorter than
-   the :rsconf:`members[n].slaveDelay`
+   the :rsconf:`members[n].secondaryDelaySecs`
    window, the delayed member cannot successfully replicate
    operations.
 
@@ -46,12 +46,12 @@ connected to the primary:
    cfg = rs.conf()
    cfg.members[0].priority = 0
    cfg.members[0].hidden = true
-   cfg.members[0].slaveDelay = 3600
+   cfg.members[0].secondaryDelaySecs = 3600
    rs.reconfig(cfg)
 
 After the replica set reconfigures, the delayed secondary member cannot
 become :term:`primary` and is hidden from applications. The
-:rsconf:`members[n].slaveDelay` value delays both
+:rsconf:`members[n].secondaryDelaySecs` value delays both
 replication and the member's :term:`oplog` by 3600 seconds (1 hour).
 
 .. include:: /includes/fact-rs-conf-array-index.rst
@@ -61,7 +61,7 @@ replication and the member's :term:`oplog` by 3600 seconds (1 hour).
 Related Documents
 -----------------
 
-- :rsconf:`members[n].slaveDelay`
+- :rsconf:`members[n].secondaryDelaySecs`
 
 - :ref:`Replica Set Reconfiguration
   <replica-set-reconfiguration-usage>`

diff --git a/source/tutorial/deploy-replica-set-for-testing.txt b/source/tutorial/deploy-replica-set-for-testing.txt
@@ -172,7 +172,7 @@ Procedure
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -185,7 +185,7 @@ Procedure
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             },
             {
@@ -198,7 +198,7 @@ Procedure
                "tags" : {
 
                },
-               "slaveDelay" : NumberLong(0),
+               "secondaryDelaySecs" : NumberLong(0),
                "votes" : 1
             }
          ],