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Type: Improvement
Resolution: Won't Do
Priority: Major - P3
Fix Version/s: None
Affects Version/s: None
Component/s: None
Labels:
None

Confidence Status:
None
Work Order:
3

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name(s):
None
Goal Link:
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Currently the AsyncRequestsSender does not differentiate between a remote or local target shard. If it can determine that there is only one target shard and that we are currently on that target shard, instead of establishing a remote cursor and using network traffic it could instead perform the operation locally.

is depended on by

SERVER-58376 Perform local read when $lookup into unsharded coll is on primary shard

Closed

is related to

SERVER-75294 Investigate slowness of sharded $lookup

Closed

Assignee:: Tommaso Tocci
Reporter:: Katherine Wu (Inactive)
Participants:: Katherine Wu, Tommaso Tocci
Votes:: 1 Vote for this issue
Watchers:: 11 Start watching this issue

Created:: Jul 21 2021 02:38:19 PM UTC
Updated:: Mar 29 2023 02:20:53 PM UTC
Resolved:: Sep 07 2021 09:34:35 AM UTC

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