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Bug #9440

Decrease contention on dn_struct_rwlock

Added by Brad Lewis over 1 year ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Start date:
2018-04-05
Due date:
% Done:

0%

Estimated time:
Difficulty:
Medium
Tags:
needs-triage

Description

The rwlock in each dbuf protects its contents if it contains metadata. This change allows significantly increased parallelism across locks while maintaining safety.

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