From cfa14986b81c901d11ceab0f6c49b88bf70deb76 Mon Sep 17 00:00:00 2001 From: Chris Lu Date: Sat, 21 Aug 2021 00:05:06 -0700 Subject: [PATCH] Updated Cloud Drive Benefits (markdown) --- Cloud-Drive-Benefits.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Cloud-Drive-Benefits.md b/Cloud-Drive-Benefits.md index 77e291d..f228327 100644 --- a/Cloud-Drive-Benefits.md +++ b/Cloud-Drive-Benefits.md @@ -92,8 +92,8 @@ SeaweedFS Cloud Drive has these unique characteristics: * Accessing cloud data is slow and costly. * Recently uploaded files very likely need to be accessed again. * With SeaweedFS Cloud Drive - * Users can explicitly ask SeaweedFS Cloud Drive to uncache by file age. - * Users can also choose to never uncache, basically treating cloud copy as a backup. + * The local copy and remote copy can be backup for each other, if users choose not to uncache. + * To keep recent data in local copy, users can choose to only uncache files older than a limit. ## Big Data * Problem * Run MapReduce, Spark, and Flink jobs on cloud data is slow due to metadata operations.