机器替换后store leader/region分布不均

如果你判断对业务没影响的话,我理解从 pd 中把这些 offline节点信息给清理掉就可以了

pd-ctl store delete xx
参考:
https://docs.pingcap.com/zh/tidb/stable/pd-control/#store-delete--label--weight--remove-tombstone--limit--store_id---jqquery-string