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count provides quick access to the document count of the entire
cluster, or individual indices.
% curl 192.168.56.10:9200/_cat/indices green wiki1 3 0 10000 331 168.5mb 168.5mb green wiki2 3 0 428 0 8mb 8mb % curl 192.168.56.10:9200/_cat/count 1384314124582 19:42:04 10428 % curl 192.168.56.10:9200/_cat/count/wiki2 1384314139815 19:42:19 428
The document count indicates the number of live documents and does not include deleted documents which have not yet been cleaned up by the merge process.