## Enhancement Add log when build cop task takes too long, just like https://github.com/pingcap/tidb/blob/master/store/copr/batch_coprocessor.go#L814
Enhancement
Add log when build cop task takes too long, just like https://github.com/pingcap/tidb/blob/master/store/copr/batch_coprocessor.go#L814