org.apache.zookeeper.server
Class PurgeTxnLog

java.lang.Object
  extended by org.apache.zookeeper.server.PurgeTxnLog

public class PurgeTxnLog
extends Object

this class is used to clean up the snapshot and data log dir's. This is usually run as a cronjob on the zookeeper server machine. Invocation of this class will clean up the datalogdir files and snapdir files keeping the last "-n" snapshot files and the corresponding logs.


Constructor Summary
PurgeTxnLog()
           
 
Method Summary
static void main(String[] args)
           
static void purge(File dataDir, File snapDir, int num)
          purges the snapshot and logs keeping the last num snapshots and the corresponding logs.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

PurgeTxnLog

public PurgeTxnLog()
Method Detail

purge

public static void purge(File dataDir,
                         File snapDir,
                         int num)
                  throws IOException
purges the snapshot and logs keeping the last num snapshots and the corresponding logs.

Parameters:
dataDir - the dir that has the logs
snapDir - the dir that has the snapshots
num - the number of snapshots to keep
Throws:
IOException

main

public static void main(String[] args)
                 throws IOException
Parameters:
args - PurgeTxnLog dataLogDir dataLogDir -- txn log directory -n num (number of snapshots to keep)
Throws:
IOException


Copyright © 2011 The Apache Software Foundation