MIGRATE SINGLE TABLET TO A PARTICULAR DISK

在BE节点上迁移单个tablet到指定磁盘

提交迁移任务：

  1. curl -X GET http://be_host:webserver_port/api/tablet_migration?goal=run&tablet_id=xxx&schema_hash=xxx&disk=xxx

返回值就是tablet迁移任务的提交结果：

  1.     {
  2.         status: "Success",
  3.         msg: "migration task is successfully submitted."
  4.     }

或

  1.     {
  2.         status: "Fail",
  3.         msg: "Migration task submission failed"
  4.     }

查询迁移任务状态：

  1. curl -X GET http://be_host:webserver_port/api/tablet_migration?goal=status&tablet_id=xxx&schema_hash=xxx

返回值就是tablet迁移任务执行状态：

  1.     {
  2.         status: "Success",
  3.         msg: "migration task is running",
  4.         dest_disk: "xxxxxx"
  5.     }

或

  1.     {
  2.         status: "Success",
  3.         msg: "migration task has finished successfully",
  4.         dest_disk: "xxxxxx"
  5.     }

或

  1.     {
  2.         status: "Success",
  3.         msg: "migration task failed.",
  4.         dest_disk: "xxxxxx"
  5.     }