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Feature #17166

open

Accelerate crush_do_rule with SIMD

Added by Loïc Dachary over 7 years ago. Updated over 6 years ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
-
% Done:

0%

Source:
other
Tags:
Backport:
Reviewed:
Affected Versions:
Pull request ID:

Description

See the "SIMD accelerated crush_do_rule proof of concept" thread on ceph-devel.

  • Compute the hash 4 items at a time
  • Write tests to verify SIMD and non SIMD lead to the exact same results
  • hidden under !__KERNEL__
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