fix(chash): ensure retry can try every node #3651
Merged
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Previously the default number of retry is equal to the number of node,
but the same node will be tried again according to its weight.
Also ensure the same picker will be used in the whole request,
especially during the retry.
Signed-off-by: spacewander spacewanderlzx@gmail.com
What this PR does / why we need it:
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