Tiflash强制下线后, 存在regions 处于down的状态无法清理, 导致tiflash scale-out的节点无法同步数据

[root@clickhouse1 data]# pd-ctl unsafe remove-failed-stores 91
Failed! [500] “[PD:unsaferecovery:ErrUnsafeRecoveryIsRunning]unsafe recovery is running”

尝试中. 这个偶成很漫长吗 ?