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Zookeeper >> mail # user >> Re: Some thing is wrong


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yang.li 2012-10-18, 01:29
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Ted Dunning 2012-10-18, 01:58
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yang.li 2012-10-17, 06:34
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yang.li 2012-10-17, 06:06
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Ted Dunning 2012-10-17, 16:34
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Patrick Hunt 2012-10-17, 06:35
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Re: Some thing is wrong
this one: http://markmail.org/message/dlik7ayqkq2mu2nf

On Tue, Oct 16, 2012 at 11:35 PM, Patrick Hunt <[EMAIL PROTECTED]> wrote:
> Hi Yang Li, this is likely a straightforward issue - the ZK client
> limits the size of the response that it will accept. By default this
> is around 4mb. Notice the error message:
>
> "Packet len 5362775 is out of range"
>
> basically what's happening is that your getChildren call is returning
> a huge packet size - likely you have a large number of children under
> "/dp/monitor_root/child/CDSkafkaSensor/msg".
>
> See this thread for a solution.
>
> Patrick
>
> On Tue, Oct 16, 2012 at 11:06 PM, yang.li <[EMAIL PROTECTED]> wrote:
>>
>> Hi, all:
>>
>> I'm in charge of a zookeeper cluster including six nodes. It worked well for the last six months,
>> but yesterday when I want to list the children of a specific path "/dp/monitor_root/child/CDSkafkaSensor/msg",
>> something is just wrong. Here is the dump info as shown below:
>>
>> [zk: zk-6:2181(CONNECTED) 1] ls /dp/monitor_root/child/CDSkafkaSensor/msg
>> 2012-10-17 13:47:28,719 [myid:] - WARN  [main-SendThread(m32p118.bfdabc.com:2181):ClientCnxn$SendThread@1057] - Session 0x63a6d4272590001 for server m32p118.bfdabc.com/192.168.32.118:2181, unexpected error, closing socket connection and attempting reconnect
>> java.io.IOException: Packet len5362775 is out of range!
>>         at org.apache.zookeeper.ClientCnxnSocket.readLength(ClientCnxnSocket.java:112)
>>         at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:77)
>>         at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:291)
>>         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1035)
>>
>> WATCHER::
>>
>> WatchedEvent state:Disconnected type:None path:null
>> Exception in thread "main" org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /dp/monitor_root/child/CDSkafkaSensor/msg
>>         at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
>>         at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
>>         at org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1448)
>>         at org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1476)
>>         at org.apache.zookeeper.ZooKeeperMain.processZKCmd(ZooKeeperMain.java:717)
>>         at org.apache.zookeeper.ZooKeeperMain.processCmd(ZooKeeperMain.java:593)
>>         at org.apache.zookeeper.ZooKeeperMain.executeLine(ZooKeeperMain.java:365)
>>         at org.apache.zookeeper.ZooKeeperMain.run(ZooKeeperMain.java:323)
>>         at org.apache.zookeeper.ZooKeeperMain.main(ZooKeeperMain.java:282)
>>
>> I have tried many ways to solve this problem, but none of those works,  even the "super user" method.
>> Now neither can I list the node, nor can I delete it . So I really really need a help. Thank you!
>>
>>
>>
>> yang.li
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Jordan Zimmerman 2012-10-17, 06:24