Yuanbo Liu

support different hadoop user

1

Currently dr elephant use root(default) to read hdfs mr directory. It requires EXECUTE permission to access the dir. Is there any chance to change the user for dr.elephant to read...

HDFS-17534 RBF: Support leader follower mode for multiple subclusters

13

Currently there are five modes in multiple subclusters like HASH, LOCAL, RANDOM, HASH_ALL,SPACE; Proposal a new mode called leader/follower mode. routers try to write to leader subcluster as many as...

YARN-11112 Avoid renewing delegation token when app is first submitte…

18

…d to RM ### Description of PR When auth is enabled by NameNode, then delegation token is required if application needs to acess files/directoies. We find that when app is...