1 files changed, 17 insertions, 0 deletions
diff --git a/weed/pb/filer.proto b/weed/pb/filer.proto
index 3f7c39c89..a19aa7dbc 100644
--- a/weed/pb/filer.proto
+++ b/weed/pb/filer.proto
@@ -30,6 +30,9 @@ service SeaweedFiler {
     rpc DeleteCollection (DeleteCollectionRequest) returns (DeleteCollectionResponse) {
     }
 
+    rpc Statistics (StatisticsRequest) returns (StatisticsResponse) {
+    }
+
 }
 
 //////////////////////////////////////////////////
@@ -154,3 +157,17 @@ message DeleteCollectionRequest {
 
 message DeleteCollectionResponse {
 }
+
+message StatisticsRequest {
+    string replication = 1;
+    string collection = 2;
+    string ttl = 3;
+}
+message StatisticsResponse {
+    string replication = 1;
+    string collection = 2;
+    string ttl = 3;
+    uint64 total_size = 4;
+    uint64 used_size = 5;
+    uint64 file_count = 6;
+}