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https://issues.apache.org/jira/browse/ZOOKEEPER-2700?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15876385#comment-15876385
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ASF GitHub Bot commented on ZOOKEEPER-2700:
-------------------------------------------
Github user flier commented on a diff in the pull request:
https://github.com/apache/zookeeper/pull/180#discussion_r102271596
--- Diff: src/java/main/org/apache/zookeeper/server/ZooKeeperServer.java ---
@@ -303,15 +305,38 @@ public void loadData() throws IOException,
InterruptedException {
public void takeSnapshot(){
--- End diff --
@revans2 It's not easy to find `SyncRequestProcessor `, but we may use
[reversed
workaroud](https://github.com/apache/zookeeper/pull/180/files#diff-a8615898f7be77e9cfdb686e21c97b1eL123),
let's `SyncRequestProcessor` use
`zks.getLastProcessedZxid()-zks.getLastSnapshotZxid()` to trace snapshot
> 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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