From 2dc0009839f0ce8a51b39203e40e1499c7a1fab2 Mon Sep 17 00:00:00 2001 From: Chris Lu Date: Tue, 12 Jan 2021 02:43:06 -0800 Subject: [PATCH] Updated Filer Stores (markdown) --- Filer-Stores.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Filer-Stores.md b/Filer-Stores.md index 3dc351b..cb6ab8b 100644 --- a/Filer-Stores.md +++ b/Filer-Stores.md @@ -6,8 +6,8 @@ The Filer Store persists all file metadata and directory information. | ---------------- | -- | -- | -- | -- | -- | -- | | memory | O(1) | limited by memory | Local, Fast | | Yes| for testing only, no persistent storage | | leveldb | O(logN)| unlimited | Local, Very Fast | | Yes| Default, fairly scalable | -| leveldb2 | O(logN)| unlimited | Local, Very Fast, faster than leveldb | | Yes| Similar to leveldb, part of the lookup key is 128bit MD5 instead of the long full file path | -| leveldb3 | O(logN)| unlimited | Local, Very Fast | | Yes| Similar to leveldb2, separate leveldb instance for each bucket | +| leveldb2 | O(logN)| unlimited | Local, Very Fast | | Yes| Similar to leveldb, part of the lookup key is 128bit MD5 instead of the long full file path | +| leveldb3 | O(logN)| unlimited | Local, Very Fast | | Yes| Similar to leveldb2, separate leveldb instance for each bucket | | RocksDB | O(logN)| unlimited | Local, Very Fast | | Native| Default, fairly scalable | | Mongodb | O(logN)| unlimited | Local or Distributed, Fast | | Yes| Easy to manage | | Redis | O(1) | limited | Local or Distributed, Fastest ||Native| one directory's sub file names are stored in one key~value entry |