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https://issues.apache.org/jira/browse/ZOOKEEPER-2700?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15874511#comment-15874511
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ASF GitHub Bot commented on ZOOKEEPER-2700:
-------------------------------------------
Github user eribeiro commented on a diff in the pull request:
https://github.com/apache/zookeeper/pull/180#discussion_r101969629
--- Diff: src/java/main/org/apache/zookeeper/server/ZooKeeperServer.java ---
@@ -126,6 +125,9 @@
private final ZooKeeperServerListener listener;
private ZooKeeperServerShutdownHandler zkShutdownHandler;
+ private volatile long lastSnapshotZxid;
+ private AtomicInteger isGeneratingSnapshot = new AtomicInteger(0);
--- End diff --
You could use an `AtomicBoolean` here, right?
Make `isGeneratingSnapshot` **final**, please.
> Force ZooKeeper to generate snapshot
> ------------------------------------
>
> Key: ZOOKEEPER-2700
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2700
> Project: ZooKeeper
> Issue Type: Improvement
> Reporter: Flier Lu
> Priority: Minor
>
> When cold backup or remote offline sync Zookeeper instances, we need the
> latest snapshot.
> Add a four letter `snap` command to force Zookeeper to generate snapshot.
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