Here is the output for one of my indices when I hit the /_segments REST API:
Will I be able to use this information to get the exact number of terms in an index?
"logs-2017-04-11": {
"shards": {
"0": [
{
"routing": {
"state": "STARTED",
"primary": true,
"node": "_5ZLSvBOS1GKjWCCZKll3Q"
},
"num_committed_segments": 4,
"num_search_segments": 1,
"segments": {
"_6e": {
"generation": 230,
"num_docs": 225,
"deleted_docs": 0,
"size_in_bytes": 195384,
"memory_in_bytes": 0,
"committed": true,
"search": false,
"version": "5.5.0",
"compound": false
},
"_6f": {
"generation": 231,
"num_docs": 1,
"deleted_docs": 0,
"size_in_bytes": 14072,
"memory_in_bytes": 0,
"committed": true,
"search": false,
"version": "5.5.0",
"compound": true
},
"_6g": {
"generation": 232,
"num_docs": 9,
"deleted_docs": 0,
"size_in_bytes": 29131,
"memory_in_bytes": 0,
"committed": true,
"search": false,
"version": "5.5.0",
"compound": true
},
"_6h": {
"generation": 233,
"num_docs": 1,
"deleted_docs": 0,
"size_in_bytes": 15308,
"memory_in_bytes": 0,
"committed": true,
"search": false,
"version": "5.5.0",
"compound": true
},
"_6j": {
"generation": 235,
"num_docs": 237,
"deleted_docs": 0,
"size_in_bytes": 208036,
"memory_in_bytes": 25934,
"committed": false,
"search": true,
"version": "5.5.0",
"compound": false
}
}
}
],
"1": [
{
"routing": {
"state": "STARTED",
"primary": true,
"node": "_5ZLSvBOS1GKjWCCZKll3Q"
},
"num_committed_segments": 2,
"num_search_segments": 1,
"segments": {
"_64": {
"generation": 220,
"num_docs": 247,
"deleted_docs": 0,
"size_in_bytes": 216782,
"memory_in_bytes": 0,
"committed": true,
"search": false,
"version": "5.5.0",
"compound": false
},
"_65": {
"generation": 221,
"num_docs": 1,
"deleted_docs": 0,
"size_in_bytes": 14232,
"memory_in_bytes": 0,
"committed": true,
"search": false,
"version": "5.5.0",
"compound": true
},
"_69": {
"generation": 225,
"num_docs": 251,
"deleted_docs": 0,
"size_in_bytes": 220315,
"memory_in_bytes": 25623,
"committed": false,
"search": true,
"version": "5.5.0",
"compound": false
}
}
}
]
}
},