From 0fbf74de902dee49ff8cccfa05694cb0bfcf820d Mon Sep 17 00:00:00 2001 From: Chris Lu Date: Sun, 5 Sep 2021 13:52:34 -0700 Subject: [PATCH] Updated Cloud Drive Benefits (markdown) --- Cloud-Drive-Benefits.md | 1 + 1 file changed, 1 insertion(+) diff --git a/Cloud-Drive-Benefits.md b/Cloud-Drive-Benefits.md index d3ee77f..826403d 100644 --- a/Cloud-Drive-Benefits.md +++ b/Cloud-Drive-Benefits.md @@ -52,6 +52,7 @@ However, how to make SeaweedFS work with data already on cloud? # What SeaweedFS Cloud Drive is not? +* It is not a cache. Cache is slow for first-byte read. And cache size is usually limited. * It is not a proxy. Proxy is not ideal for low-latency read or write operations. * Its cache size is not limited. With unlimited size, all file content can be localized. So the read can be fast even on the first attempt, without worrying cached items are evicted due to capacity. * Its cache is not write-through, which is slower than write-back. Usually local changes are asynchronously write back to the cloud within seconds.