wu-sheng commented on a change in pull request #8379: URL: https://github.com/apache/skywalking/pull/8379#discussion_r777865980
########## File path: docs/en/FAQ/v9-version-upgrade.md ########## @@ -0,0 +1,18 @@ +# V9 upgrade +Starting from v9, SkyWalking introduces the new core concept [**Layer**](). +A layer represents an abstract framework in computer science, such as Operating System(OS_LINUX layer), +Kubernetes(k8s layer). This kind of layer would-be owners of different services/instances detected from different technology. +The query-protocol [metadata-v2](https://github.com/apache/skywalking-query-protocol/blob/master/metadata-v2.graphqls) has been used. +The compatibility with previous releases as below. Review comment: ```suggestion The compatibility with previous releases is as below. ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
