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learner support snapshot RPC #12890
learner support snapshot RPC #12890
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Codecov Report
@@ Coverage Diff @@
## master #12890 +/- ##
==========================================
- Coverage 72.34% 67.94% -4.40%
==========================================
Files 428 405 -23
Lines 33888 33116 -772
==========================================
- Hits 24515 22502 -2013
- Misses 7413 8697 +1284
+ Partials 1960 1917 -43
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Also add this change into ChangeLog? |
@xiang90 ok, updated. thanks. |
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LGTM /cc @jingyih Can you also take a look? |
* learner support snapshot RPC * CHANGELOG: update for 12890
Signed-off-by: YaoC <chengyao09@hotmail.com>
[3.4] backport #12890 learner support snapshot RPC
In order to reduce the performance impact on voting member nodes (especially when the node's disk I/O is poor), some users and we want to perform regular snapshot backup on the learner node.