dont drop read index requests when not ready #332
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In the current implementation leader will drop read index requests when it hasn't committed to its term. This could introduce high latency during leader transferring for follower read. Signed-off-by: qupeng <qupeng@pingcap.com>
Signed-off-by: qupeng <qupeng@pingcap.com>
Signed-off-by: qupeng <qupeng@pingcap.com>
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Ported to etcd: etcd-io/etcd#11505.