illegal_shard_routing_state_exception 表示分片路由状态与操作不匹配。
illegal_shard_routing_state_exception
GET /_cat/shards?v&h=index,shard,prirep,state,node
GET /_cluster/health?wait_for_no_relocating_shards=true
POST /_cluster/reroute?retry_failed=true