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Type: Task
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 8.1.0-rc0
Affects Version/s: None
Component/s: None
Labels:
- auto-reverted

Assigned Teams:

Networking & Observability
Backwards Compatibility:
Fully Compatible
Sprint:
Networking & Obs 2024-09-16, Networking & Obs 2024-09-30
Linked BF Score:
200

PM-1411 introduced the concept of diagnostic latches. It is only enabled in test development because it has a significant performance overhead. From surveying the server, it also is not widely used for internal diagnostics, and has mostly caused issues in the past around confusion with performance, testing and build configurations.

is duplicated by

SERVER-44750 Remove mongo::Latch base class

Closed

is related to

SERVER-91934 Investigate root cause of diagnostic latches negative interaction with TSAN

Open

SERVER-94684 Replace Mutex with stdx::mutex and removing Latch

Closed

related to

SERVER-88159 mongo::Mutex masks TSAN's ability to detect a lock order inversion

Closed

SERVER-90745 Improve observability for mutex contention

Closed

1.	Remove MONGO_MAKE_LATCH	SERVER-94685		Closed	Sophia Tan	8.1.0-rc0
2.	Remove gdb command mongodb-dump-mutexes	SERVER-94686		Closed	Sophia Tan	8.1.0-rc0

Assignee:: Sophia Tan

Reporter:: Jason Chan

Participants:: Githook User, Jason Chan, Sophia Tan

Votes:: 0 Vote for this issue

Watchers:: 4 Start watching this issue

Created:: May 10 2024 05:33:03 PM UTC

Updated:: Oct 17 2024 05:28:27 PM UTC

Resolved:: Sep 16 2024 05:39:22 PM UTC

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