@@ -4693,27 +4693,27 @@ shardingStatistics
4693
4693
4694
4694
.. serverstatus:: shardingStatistics.countDonorMoveChunkStarted
4695
4695
4696
- The total number of times that the :dbcommand:`moveChunk` command
4697
- or :dbcommand:`moveRange` have started on the shard, of which this
4698
- node is a member, as part of a :ref:`range migration process
4699
- <range-migration-procedure>`. This increasing number does not
4696
+ The total number of times that MongoDB starts the
4697
+ :dbcommand:`moveChunk` command or :dbcommand:`moveRange` command on
4698
+ the primary node of the shard as part of the :ref:`range migration
4699
+ procedure <range-migration-procedure>`. This increasing number does not
4700
4700
consider whether the chunk migrations succeed or not.
4701
4701
4702
4702
*Only present when run on a shard.*
4703
4703
4704
4704
.. serverstatus:: shardingStatistics.countDonorMoveChunkCommitted
4705
4705
4706
- Total number of chunk migrations committed on the shard, of which
4707
- the current node is a member .
4706
+ The total number of chunk migrations that MongoDB commits on the
4707
+ primary node of the shard .
4708
4708
4709
4709
.. include:: /includes/chunk-migrations.rst
4710
4710
4711
4711
.. include:: /includes/chunk-migrations-version-list.rst
4712
4712
4713
4713
.. serverstatus:: shardingStatistics.countDonorMoveChunkAborted
4714
4714
4715
- Total number of chunk migrations aborted on the shard, of which the
4716
- current node is a member.
4715
+ The total number of chunk migrations that MongoDB aborts on the
4716
+ primary node of the shard.
4717
4717
4718
4718
.. include:: /includes/chunk-migrations.rst
4719
4719
@@ -4733,32 +4733,30 @@ shardingStatistics
4733
4733
4734
4734
.. serverstatus:: shardingStatistics.totalDonorChunkCloneTimeMillis
4735
4735
4736
- The cumulative time, in milliseconds, taken by the :ref:`clone phase
4737
- of the range migrations <range-migration-procedure>` from this
4738
- shard, of which this node is a member. Specifically, for each
4739
- migration from this shard, the tracked time starts with the
4740
- :dbcommand:`moveRange` and :dbcommand:`moveChunk` commands and ends
4741
- before the destination shard enters a ``catchup`` phase to apply
4742
- changes that occurred during the :ref:`range migrations
4743
- <range-migration-procedure>`.
4736
+ The cumulative time, in milliseconds, that the :ref:`clone phase of
4737
+ the range migration procedure <range-migration-procedure>` takes on
4738
+ the primary node of the shard. Specifically, for each migration on
4739
+ this shard, the tracked time starts with the :dbcommand:`moveRange`
4740
+ and :dbcommand:`moveChunk` commands and ends before the destination
4741
+ shard enters a ``catchup`` phase to apply changes that occurred
4742
+ during the :ref:`range migration procedure <range-migration-procedure>`.
4744
4743
4745
4744
*Only present when run on a shard.*
4746
4745
4747
4746
.. serverstatus:: shardingStatistics.totalCriticalSectionCommitTimeMillis
4748
4747
4749
- The cumulative time, in milliseconds, taken by the :ref:`update
4750
- metadata phase of the range migrations <range-migration-procedure>`
4751
- from this shard, of which this node is a member . During the update
4752
- metadata phase, all operations on the collection are blocked .
4748
+ The cumulative time, in milliseconds, that the :ref:`update metadata
4749
+ phase of the range migrations procedure <range-migration-procedure>`
4750
+ takes on the primary node of the shard . During the update metadata
4751
+ phase, MongoDB blocks all operations on the collection.
4753
4752
4754
4753
*Only present when run on a shard.*
4755
4754
4756
4755
.. serverstatus:: shardingStatistics.totalCriticalSectionTimeMillis
4757
4756
4758
- The cumulative time, in milliseconds, taken by the :ref:`catch-up
4759
- phase and the update metadata phase of the range migrations
4760
- <range-migration-procedure>` from this shard, of which this node is
4761
- a member.
4757
+ The cumulative time, in milliseconds, that the :ref:`catch-up
4758
+ phase and the update metadata phase of the range migration procedure
4759
+ <range-migration-procedure>` takes on the primary node of the shard.
4762
4760
4763
4761
To calculate the duration of the catch-up phase, subtract
4764
4762
:serverstatus:`~shardingStatistics.totalCriticalSectionCommitTimeMillis` from
@@ -4772,20 +4770,18 @@ shardingStatistics
4772
4770
4773
4771
.. serverstatus:: shardingStatistics.countDocsClonedOnRecipient
4774
4772
4775
- Cumulative, always-increasing count of documents that have been
4776
- cloned on this member where it acted as the primary of the recipient
4777
- shard.
4773
+ The cumulative, always-increasing count of documents that MongoDB
4774
+ clones on the primary node of the recipient shard.
4778
4775
4779
4776
*Only present when run on a shard.*
4780
4777
4781
4778
.. versionadded:: 4.2
4782
4779
4783
4780
.. serverstatus:: shardingStatistics.countBytesClonedOnRecipient
4784
4781
4785
- Cumulative number of bytes cloned on the current member node during a
4786
- :ref:`range migration procedure <range-migration-procedure>`, where
4787
- the current member node acted as the primary node for the recipient
4788
- shard.
4782
+ The cumulative number of bytes that MongoDB clones on the primary
4783
+ node of the recipient shard during the :ref:`range migration procedure
4784
+ <range-migration-procedure>`.
4789
4785
4790
4786
.. include:: /includes/chunk-migrations-data-copy.rst
4791
4787
@@ -4795,10 +4791,9 @@ shardingStatistics
4795
4791
4796
4792
.. serverstatus:: shardingStatistics.countDocsClonedOnCatchUpOnRecipient
4797
4793
4798
- Cumulative number of documents cloned on the current member node
4799
- during the catch-up phase of a :ref:`range migration procedure
4800
- <range-migration-procedure>`, where the current member node acted as
4801
- the primary node for the recipient shard.
4794
+ The cumulative number of documents that MongoDB clones on the primary
4795
+ node of the recipient shard during the catch-up phase of the
4796
+ :ref:`range migration procedure <range-migration-procedure>`.
4802
4797
4803
4798
.. include:: /includes/chunk-migrations-data-copy.rst
4804
4799
@@ -4808,10 +4803,9 @@ shardingStatistics
4808
4803
4809
4804
.. serverstatus:: shardingStatistics.countBytesClonedOnCatchUpOnRecipient
4810
4805
4811
- Cumulative number of bytes cloned on the current member node during
4812
- the catch-up phase of a :ref:`range migration procedure
4813
- <range-migration-procedure>`, where the current member node acted as
4814
- the primary node for the recipient shard.
4806
+ The cumulative number of bytes that MongoDB clones on the primary
4807
+ node of the recipient shard during the catch-up phase of the
4808
+ :ref:`range migration procedure <range-migration-procedure>`.
4815
4809
4816
4810
.. include:: /includes/chunk-migrations-data-copy.rst
4817
4811
@@ -4821,9 +4815,8 @@ shardingStatistics
4821
4815
4822
4816
.. serverstatus:: shardingStatistics.countDocsClonedOnDonor
4823
4817
4824
- Cumulative, always-increasing count of documents that haves been
4825
- cloned on this member where it acted as the primary of the donor
4826
- shard.
4818
+ The cumulative, always-increasing count of documents that MongoDB
4819
+ clones on the primary node of the donor shard.
4827
4820
4828
4821
*Only present when run on a shard.*
4829
4822
@@ -4841,9 +4834,9 @@ shardingStatistics
4841
4834
4842
4835
.. serverstatus:: shardingStatistics.countDocsDeletedByRangeDeleter
4843
4836
4844
- Cumulative , always-increasing count of documents that have been
4845
- deleted on this member during chunk migration where the member acted
4846
- as the primary of the donor shard.
4837
+ The cumulative , always-increasing count of documents that MongoDB
4838
+ deletes on the primary node of the donor shard during chunk
4839
+ migration.
4847
4840
4848
4841
*Only present when run on a shard.*
4849
4842
@@ -4853,9 +4846,9 @@ shardingStatistics
4853
4846
4854
4847
.. serverstatus:: shardingStatistics.countDonorMoveChunkLockTimeout
4855
4848
4856
- Cumulative , always-increasing count of chunk migrations that were
4857
- aborted due to lock acquisition timeouts, where the member acted as
4858
- the primary of the donor shard .
4849
+ The cumulative , always-increasing count of chunk migrations that MongoDB
4850
+ aborts on the primary node of the donor shard due to lock acquisition
4851
+ timeouts .
4859
4852
4860
4853
*Only present when run on a shard.*
4861
4854
@@ -4932,7 +4925,7 @@ shardingStatistics
4932
4925
4933
4926
The current total of the queued chunk range deletion tasks that are
4934
4927
ready to run or are running as part of the :ref:`range migration
4935
- process <range-migration-procedure>`.
4928
+ procedure <range-migration-procedure>`.
4936
4929
4937
4930
Inspect the documents in the :data:`config.rangeDeletions` collection
4938
4931
for information about the chunk ranges pending deletion from a shard
0 commit comments