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Updated Cloud Drive Architecture (markdown)

Chris Lu 2021-08-21 01:59:22 -07:00
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Cloud-Drive-Architecture.md

@ -26,7 +26,7 @@ With this feature, SeaweedFS can cache data that is on cloud. It can cache both
[HDFS|Mount|HTTP|S3|WebDAV] ==> Filer(metadata cache) ==> Volume Servers (data cache) ==> `weed filer.remote.sync` ==> Cloud
```
There are no format changes to the files on the cloud. The mounted files will be mapped to normal files on the cloud storage, and can be consumed by the cloud ecosystem.
There are no directory or file format changes to existing data on the cloud. So you do not need to change all existing workflows to read or write cloud files.
## Mount Remote Storage
@ -47,7 +47,7 @@ To fetch metadata changes in the remote storage, just sync the whole mounted dir
> remote.meta.sync -dir=/path/to/xxx
> remote.meta.sync -dir=/path/to/xxx/sub/folder
```
The local cache will get updated (except deletions). It is a light weight process and you can run it regularly.
The latest cloud metadata will be saved(except deletions). It is a light weight process and you can run it regularly.
## Cache/Uncache File Content