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Type: Bug
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 4.2.6, 4.4.0-rc0, 4.0.18, 4.7.0
Affects Version/s: None
Component/s: Sharding, Shell
Labels:

Backwards Compatibility:
Fully Compatible
Operating System:
ALL
Backport Requested:

v4.4, v4.2, v4.0
Sprint:
Sharding 2020-03-23
Case:
Confidence Status:
None
Work Order:
3
CAR Domain/s:
None

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name(s):
None
Goal Link:
None

See https://gist.github.com/alexbevi/dc51c0ce4820f46e46feca06dbdc64bb for repro details.

As getShardDistribution relies on the results of the collStats command, if the underlying command fails getShardDistribution can incorrectly report that the "Collection is not sharded". This command should use the $collStats agg stage to prevent the problem described in ~~SERVER-44891~~.

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screenshot-1.png
51 kB
Dec 02 2019 10:48:06 AM UTC

is caused by

SERVER-44891 collStats will fail if resulting BSON size > 16MB

Closed

is related to

SERVER-44051 getShardDistribution() does not report "Collection XYZ is not sharded" on dropped but previously sharded collections

Closed

Assignee:: Tommaso Tocci
Reporter:: Alex Bevilacqua
Participants:: Alex Bevilacqua, Carl Champain, Charlie Swanson, Githook User, Tommaso Tocci
Votes:: 0 Vote for this issue
Watchers:: 8 Start watching this issue

Created:: Dec 02 2019 10:47:00 AM UTC
Updated:: Oct 29 2023 10:14:31 PM UTC
Resolved:: Mar 17 2020 09:28:27 AM UTC

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