stats: merge non-overlapped feedback when update bucket count (#10476)#10569

Merged

zz-jason merged 2 commits intopingcap:release-2.1from alivxxx:merge-feedback

May 22, 2019

+80-4

Commits on May 22, 2019

stats: merge non-overlapped feedback when update bucket count (pingcap#10476 )
alivxxx
committed
Merge branch 'release-2.1' into merge-feedback
zz-jason
authored