tikv节点下线后,region 分布不均匀

是的,打了label标签。详情如下:

tikv_servers:
- host: 192.1.1.3
  ssh_port: 22
  port: 20175
  status_port: 20185
  deploy_dir: /data01/tidb-deploy/tikv-20175
  data_dir: /data01/tidb-data/tikv-20175
  log_dir: /data/tidb-deploy/tikv-20175/log
  config:
    server.labels:
      host: tikv3
      rack: E06
      zone: qsh
  arch: amd64
  os: linux
- host: 192.1.1.3
  ssh_port: 22
  port: 20176
  status_port: 20186
  deploy_dir: /data02/tidb-deploy/tikv-20176
  data_dir: /data02/tidb-data/tikv-20176
  log_dir: /data/tidb-deploy/tikv-20176/log
  config:
    server.labels:
      host: tikv3
      rack: E06
      zone: qsh
- host: 192.1.1.4
  ssh_port: 22
  port: 20175
  status_port: 20185
  deploy_dir: /data01/tidb-deploy/tikv-20175
  data_dir: /data01/tidb-data/tikv-20175
  log_dir: /data/tidb-deploy/tikv-20175/log
  config:
    server.labels:
      host: tikv4
      rack: F06
      zone: qsh
  arch: amd64
  os: linux
- host: 192.1.1.4
  ssh_port: 22
  port: 20176
  status_port: 20186
  deploy_dir: /data02/tidb-deploy/tikv-20176
  data_dir: /data02/tidb-data/tikv-20176
  log_dir: /data/tidb-deploy/tikv-20176/log
  config:
    server.labels:
      host: tikv4
      rack: F06
      zone: qsh
- host: 192.1.1.5
  ssh_port: 22
  port: 20177
  status_port: 20187
  deploy_dir: /data02/tidb-deploy/tikv-20177
  data_dir: /data02/tidb-data/tikv-20177
  log_dir: /data02/tidb-deploy/tikv-20177/log
  config:
    server.labels:
      host: tikv5
      rack: E06
      zone: qsh
  arch: amd64
  os: linux
- host: 192.1.1.5
  ssh_port: 22
  port: 20179
  status_port: 20189
  deploy_dir: /data03/tidb-deploy/tikv-20179
  data_dir: /data03/tidb-data/tikv-20179
  log_dir: /data03/tidb-deploy/tikv-20179/log
  config:
    server.labels:
      host: tikv5
      rack: E06
      zone: qsh  

做的操作是tiup cluster stop tidb-test --node 192.1.1.5:20177