tikv: fix region cache do not filter the down peers #17337
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lzmhhh123
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Codecov Report
@@ Coverage Diff @@
## master #17337 +/- ##
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Coverage 79.8439% 79.8439%
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Files 520 520
Lines 139943 139943
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Hits 111736 111736
Misses 19236 19236
Partials 8971 8971 |
bobotu
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May 21, 2020
Co-authored-by: Zejun Li <me@bobotu.dev>
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May 21, 2020
Signed-off-by: sre-bot <sre-bot@pingcap.com>
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cherry pick to release-4.0 in PR #17342 |
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What problem does this PR solve?
Issue Number: close #17336
Problem Summary: filter the down peers to avoid accessing down peers in follower read and tiflash read(learner read).
What is changed and how it works?
What's Changed: filter the available peers.
Related changes
Check List
Tests
Side effects
Release note