- getEditLog
- getStorage
- <init>
Construct a backup image.
- applyEdits
Apply the batch of edits to the local namespace.
- convergeJournalSpool
Transition the BackupNode from JOURNAL_ONLY state to IN_SYNC state. This is done
by repeated invocat
- freezeNamespaceAtNextRoll
Request that the next time the BN receives a log roll, it should stop applying
the edits log to the
- getLastAppliedTxId
- getNamesystem
- journal
Receive a batch of edits from the NameNode. Depending on bnState, different
actions are taken. See B
- loadEdits
- namenodeStartedLogSegment
Receive a notification that the NameNode has begun a new edit log. This causes
the BN to also start
- recoverCreateRead
Analyze backup storage directories for consistency.
Recover from incomplete checkpoints if required.