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generate_pull_response optimization#11597
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sakridge merged 1 commit intosolana-labs:masterfrom Aug 13, 2020
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Codecov Report
@@ Coverage Diff @@
## master #11597 +/- ##
=======================================
Coverage 82.0% 82.0%
=======================================
Files 330 330
Lines 75886 75905 +19
=======================================
+ Hits 62283 62305 +22
+ Misses 13603 13600 -3 |
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(cherry picked from commit f519fde)
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(cherry picked from commit f519fde) # Conflicts: # core/src/crds_gossip_pull.rs
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Problem
Lots of duplicate work done in the inner loop of generate_pull_responses.
Summary of Changes
Hoist work related to mask generation out of the O(N*M) loop. Keep a separate cache-friendly table for item masks.
Gives 4-6x speedup.
Fixes #