Github user fpj commented on a diff in the pull request:
https://github.com/apache/zookeeper/pull/157#discussion_r98336253
--- Diff: src/java/main/org/apache/zookeeper/server/quorum/Learner.java ---
@@ -364,10 +367,12 @@ else if (qp.getType() == Leader.SNAP) {
long lastQueued = 0;
- // in V1.0 we take a snapshot when we get the NEWLEADER
message, but in pre V1.0
+ // in Zab V1.0 (ZK 3.4+) we might take a snapshot when we get
the NEWLEADER message, but in pre V1.0
// we take the snapshot at the UPDATE, since V1.0 also gets
the UPDATE (after the NEWLEADER)
// we need to make sure that we don't take the snapshot twice.
- boolean snapshotTaken = false;
+ boolean isPreZAB1_0 = true;
+ //If we are not going to take the snapshot be sure the edits
are not applied in memory
+ boolean writeToEditLog = !snapshotNeeded;
--- End diff --
The changes here are using `edit` to refer to `txns`. I'd rather use `txn`
to be consistent across the project. Specifically here, you're using `EditLog`
to refer to the `TxnLog`, please change accordingly to have it consistent
across the project.
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