Michael, Well, the average number of entries in a hashtable may be from 300-700 entries. i don't know if it's ok to store each key/value as properties in the node, you may tell me about that ?
And here is the output of the 'ls -lh data/graph.db' total 2.3G -rw-r--r-- 1 webistrano webistrano 11 2011-08-08 19:20 active_tx_log drwxr-xr-x 3 webistrano webistrano 4.0K 2011-08-08 11:23 index -rw-r--r-- 1 webistrano webistrano 167 2011-08-08 11:23 index.db -rw-r--r-- 1 webistrano webistrano 33K 2011-08-08 19:30 messages.log -rw-r--r-- 1 webistrano webistrano 36 2011-08-08 19:30 neostore -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.id -rw-r--r-- 1 webistrano webistrano 1.5M 2011-08-08 18:10 neostore.nodestore.db -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.nodestore.db.id -rw-r--r-- 1 webistrano webistrano 48M 2011-08-08 19:10 neostore.propertystore.db -rw-r--r-- 1 webistrano webistrano 133 2011-08-08 11:23 neostore.propertystore.db.arrays -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.propertystore.db.arrays.id -rw-r--r-- 1 webistrano webistrano 12M 2011-08-08 19:30 neostore.propertystore.db.id -rw-r--r-- 1 webistrano webistrano 11K 2011-08-08 11:23 neostore.propertystore.db.index -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.propertystore.db.index.id -rw-r--r-- 1 webistrano webistrano 1.1K 2011-08-08 11:23 neostore.propertystore.db.index.keys -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.propertystore.db.index.keys.id -rw-r--r-- 1 webistrano webistrano 880M 2011-08-08 19:30 neostore.propertystore.db.strings -rw-r--r-- 1 webistrano webistrano 49M 2011-08-08 19:30 neostore.propertystore.db.strings.id -rw-r--r-- 1 webistrano webistrano 21M 2011-08-08 19:20 neostore.relationshipstore.db -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.relationshipstore.db.id -rw-r--r-- 1 webistrano webistrano 24K 2011-08-08 19:30 neostore.relationshiptypestore.db -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.relationshiptypestore.db.id -rw-r--r-- 1 webistrano webistrano 202K 2011-08-08 19:30 neostore.relationshiptypestore.db.names -rw-r--r-- 1 webistrano webistrano 9 2011-08-08 11:23 neostore.relationshiptypestore.db.names.id -rw-r--r-- 1 webistrano webistrano 1.9M 2011-08-08 19:30 nioneo_logical.log.2 -rw-r--r-- 1 webistrano webistrano 4 2011-08-08 19:30 nioneo_logical.log.active -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:26 nioneo_logical.log.v0 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:28 nioneo_logical.log.v1 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:40 nioneo_logical.log.v10 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:41 nioneo_logical.log.v11 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:43 nioneo_logical.log.v12 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:44 nioneo_logical.log.v13 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:45 nioneo_logical.log.v14 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:47 nioneo_logical.log.v15 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:49 nioneo_logical.log.v16 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:50 nioneo_logical.log.v17 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:52 nioneo_logical.log.v18 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:53 nioneo_logical.log.v19 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:30 nioneo_logical.log.v2 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:55 nioneo_logical.log.v20 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:56 nioneo_logical.log.v21 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:57 nioneo_logical.log.v22 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:59 nioneo_logical.log.v23 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:01 nioneo_logical.log.v24 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:02 nioneo_logical.log.v25 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:04 nioneo_logical.log.v26 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:07 nioneo_logical.log.v27 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:09 nioneo_logical.log.v28 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:20 nioneo_logical.log.v29 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:31 nioneo_logical.log.v3 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 12:40 nioneo_logical.log.v30 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 13:01 nioneo_logical.log.v31 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 13:30 nioneo_logical.log.v32 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 13:50 nioneo_logical.log.v33 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 14:11 nioneo_logical.log.v34 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 14:40 nioneo_logical.log.v35 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 14:50 nioneo_logical.log.v36 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 15:10 nioneo_logical.log.v37 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 15:20 nioneo_logical.log.v38 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 15:31 nioneo_logical.log.v39 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:33 nioneo_logical.log.v4 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 15:50 nioneo_logical.log.v40 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 16:10 nioneo_logical.log.v41 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 16:30 nioneo_logical.log.v42 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 16:50 nioneo_logical.log.v43 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 17:10 nioneo_logical.log.v44 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 17:40 nioneo_logical.log.v45 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 18:01 nioneo_logical.log.v46 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 18:11 nioneo_logical.log.v47 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 18:40 nioneo_logical.log.v48 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 19:10 nioneo_logical.log.v49 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:34 nioneo_logical.log.v5 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 19:30 nioneo_logical.log.v50 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:35 nioneo_logical.log.v6 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:37 nioneo_logical.log.v7 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:38 nioneo_logical.log.v8 -rw-r--r-- 1 webistrano webistrano 26M 2011-08-08 11:39 nioneo_logical.log.v9 -rw-r--r-- 1 webistrano webistrano 9.0K 2011-08-08 19:30 tm_tx_log.1 -rw-r--r-- 1 webistrano webistrano 29K 2011-08-08 19:20 tm_tx_log.2 Thanks, Ahmad -- View this message in context: http://neo4j-community-discussions.438527.n3.nabble.com/Neo4j-Neo4j-Disk-Space-Usage-tp3235564p3236139.html Sent from the Neo4j Community Discussions mailing list archive at Nabble.com. _______________________________________________ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user