metrics: add write-batch-size-too-big panels to Fast-Tune (#8812)
metrics: add write-batch-size-too-big panels to Fast-Tune (#8812)

Signed-off-by: Liu Cong <95b06029353ebe60533e64d196baebc206a71d25@gmail.com>
BusyJay/tikv,BusyJay/tikv,BusyJay/tikv,pingcap/tikv,pingcap/tikv,BusyJay/tikv,c4pt0r/tikv