error elasticsearch get information "503"

hello I’m a mistake to make any request in elasticserach , someone knows something about it, not anything … Meet

curl http://localhost:9200/vacants_production/_search?pretty -d ‘{“query”:{“match_all”:{}},“size”:1000,“from”:0,“fields”:[]}’ Elasticsearch::Transport::Transport::Errors::ServiceUnavailable: [503] {“error”:“SearchPhaseExecutionException[Failed to execute phase [query_fetch], all shards failed]”,“status”:503}

{ “status” : 200, “name” : “projetocurriculo”, “cluster_name” : “elasticsearch”, “version” : { “number” : “1.7.2”, “build_hash” : “e43676b1385b8125d647f593f7202acbd816e8ec”, “build_timestamp” : “2015-09-14T09:49:53Z”, “build_snapshot” : false, “lucene_version” : “4.10.4” }, “tagline” : “You Know, for Search” }

{ “cluster_name” : “elasticsearch”, “status” : “red”, “timed_out” : false, “number_of_nodes” : 1, “number_of_data_nodes” : 0, “active_primary_shards” : 0, “active_shards” : 0, “relocating_shards” : 0, “initializing_shards” : 0, “unassigned_shards” : 4, “delayed_unassigned_shards” : 0, “number_of_pending_tasks” : 0, “number_of_in_flight_fetch” : 0 }