metrics: add alert for tikv hibernate regions (#1116) #1120
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Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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/run-all-tests |
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LGTM |
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/merge |
ti-srebot
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/run-all-tests |
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cherry-pick #1116 to release-4.0
Signed-off-by: 5kbpers tangminghua@pingcap.com
What problem does this PR solve?
For now TiCDC would break TiKV hibernate regions.
What is changed and how it works?
Add an alert after hibernate-regions was enabled.
Check List
Tests
Related changes
Release note