weed volume: remove boltdb, btree options, add options for leveldb medium, large

2019-04-09 09:42:06 -07:00
parent 9924fa3b1a
commit 8a5ce16e96
6 changed files with 34 additions and 205 deletions
--- a/weed/storage/needle_map.go
+++ b/weed/storage/needle_map.go
@@ -14,8 +14,10 @@ import (
 type NeedleMapType int

 const (
-	NeedleMapInMemory NeedleMapType = iota
-	NeedleMapLevelDb
+	NeedleMapInMemory      NeedleMapType = iota
+	NeedleMapLevelDb        // small memory footprint, 4MB total, 1 write buffer, 3 block buffer
+	NeedleMapLevelDbMedium  // medium memory footprint, 8MB total, 3 write buffer, 5 block buffer
+	NeedleMapLevelDbLarge   // large memory footprint, 12MB total, 4write buffer, 8 block buffer
 	NeedleMapBoltDb
 	NeedleMapBtree
 )