[close #639] reduce lock granularity of RegionStoreClient and PDClient#638
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iosmanthus merged 9 commits intotikv:masterfrom Jul 31, 2022
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Signed-off-by: iosmanthus <myosmanthustree@gmail.com>
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@@ Coverage Diff @@
## master #638 +/- ##
============================================
- Coverage 35.11% 34.86% -0.26%
+ Complexity 1442 1435 -7
============================================
Files 278 278
Lines 17362 17377 +15
Branches 1974 1974
============================================
- Hits 6097 6058 -39
- Misses 10651 10712 +61
+ Partials 614 607 -7
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xuanyu66
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| if (pdClientWrapper != null) { | ||
| if (leaderUrlStr.equals(pdClientWrapper.getLeaderInfo())) { | ||
| @VisibleForTesting | ||
| public boolean trySwitchLeader(String leaderUrlStr) { |
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This method is not Thread-safe, since the value of pdClientWrapper can be changed during statements
xuanyu66
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Jul 29, 2022
| // If we have not used follower forward, try the first follower. | ||
| boolean hasReachNextMember = | ||
| pdClientWrapper != null && pdClientWrapper.getStoreAddress().equals(leaderUrlStr); | ||
| pdClientWrapper.get() != null |
| String followerUrlStr = member.getClientUrlsList().get(0); | ||
| followerUrlStr = uriToAddr(addrToUri(followerUrlStr)); | ||
| if (pdClientWrapper != null && pdClientWrapper.getStoreAddress().equals(followerUrlStr)) { | ||
| if (pdClientWrapper.get() != null |
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cherry pick to release-3.3 in PR #642 |
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Signed-off-by: iosmanthus myosmanthustree@gmail.com
What problem does this PR solve?
Issue Number: close #639
Problem Description:
This pull request tries to reduce the lock granularity of
ReionStoreClientandPDClient, we might block the requests while under a heavy workload.What is changed and how does it work?
Check List for Tests
This PR has been tested by at least one of the following methods:
Related changes