Yuanbo Liu
Yuanbo Liu
@steveloughran Thanks for your comment. Let's say a user submit an app, 1. submit by client (2022-04-20:20:00) 2. generate delegation token(2022-04-20:20:01) 3. then the delegation token expired time is (2022-04-27:20:00)...
@zuston thanks for your comment. We're also working on [HDFS-16558 ](https://issues.apache.org/jira/browse/HDFS-16558)to change the write lock of delegation token to read lock
For those who is interesting in this patch, we've applied it in our product env, and it works as expected.
Sorry for the late reply [9uapaw](https://github.com/9uapaw) Using renewing to verify the validation of token is not very convincible, the invaild token will be rejected as soon as job start to...
@slfan1989 Basically this thread is used for jobs to renew token from third-party service. RM_DELEGATIONTOKEN is generated from RM and it should be renewed from the client, not the server....
For those who's interesting in this patch: We provide this patch, because our production clusters are very large numbers, accessing data cross clusters is required. So verifying tokens becomes a...
@goiri Sorry to interrupt, please take a look if convenient, thank you.
@slfan1989 Thanks for your reply. The major idea is that follower sub-clusters are considerred as backup clusters, we don't use them until leader subcluster not working at all. hdfs has...
failure test is not related.
@ZanderXu Sure, thanks for your reply. The test failure is not related.