-
Type:
Improvement
-
Status: Patch Available
-
Priority:
Blocker
-
Resolution: Unresolved
-
Affects Version/s: 3.0.0-alpha1
-
Fix Version/s: None
-
Component/s: rolling upgrades
-
Labels:None
-
Target Version/s:
trunk has a minimum software version of 3.0.0-alpha1. This means we can't rolling upgrade between branch-2 and trunk.
This is a showstopper for large deployments. Unless there are very compelling reasons to break compatibility, let's restore the ability to rolling upgrade to 3.x releases.
- incorporates
-
HDFS-11312 Fix incompatible tag number change for nonDfsUsed in DatanodeInfoProto
-
- Resolved
-
- is related to
-
HDFS-13596 NN restart fails after RollingUpgrade from 2.x to 3.x
-
- Resolved
-
-
HDFS-11207 Revert HDFS-5079. Cleaning up NNHAStatusHeartbeat.State DatanodeProtocolProtos.
-
- Resolved
-
-
YARN-6142 Support rolling upgrade between 2.x and 3.x
-
- Resolved
-
- relates to
-
HADOOP-15501 [Umbrella] Upgrade efforts to Hadoop 3.x
-
- Open
-
-
HDFS-11026 Convert BlockTokenIdentifier to use Protobuf
-
- Resolved
-
- supercedes
-
HDFS-10398 Update NN/DN min software version to 3.0.0-beta1
-
- Resolved
-