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From Arpit Gupta <ar...@hortonworks.com>
Subject Re: zookeeper taking 15GB RAM
Date Fri, 19 Apr 2013 16:22:10 GMT
Take a look at this https://issues.apache.org/jira/browse/ZOOKEEPER-1670

When no xmx was set we noticed that zookeeper could take upto 1/4 of the memory available
on the system with jdk 1.6

--
Arpit Gupta
Hortonworks Inc.
http://hortonworks.com/

On Apr 19, 2013, at 9:15 AM, Rohit Kelkar <rohitkelkar@gmail.com> wrote:

> Hi, any inputs on this issue? Is there some periodic cleanup that we need
> to do?
> 
> - Rohit Kelkar
> 
> 
> On Thu, Apr 18, 2013 at 10:33 AM, Rohit Kelkar <rohitkelkar@gmail.com>wrote:
> 
>> No. Just using the "bin/zkServer.sh start" command. Also each node has 48
>> GB RAM
>> 
>> - Rohit Kelkar
>> 
>> 
>> On Thu, Apr 18, 2013 at 10:28 AM, Jean-Marc Spaggiari <
>> jean-marc@spaggiari.org> wrote:
>> 
>>> Hi Rohit,
>>> 
>>> How are you starting your ZK servers? Are you passing any Xm* parameters?
>>> 
>>> JM
>>> 
>>> 2013/4/18 Rohit Kelkar <rohitkelkar@gmail.com>
>>> 
>>>> We have a 3 node cluster in production with the zookeeper instances
>>> running
>>>> on each node. I checked the memory usage for QuorumPeerMain using 'cat
>>>> /proc/<processid>/status' and it shows that the VMData is ~16GB.
>>>> The zookeeper is being used only by hbase. Is this usual for hbase to
>>> load
>>>> up the zookeeper memory so much or is it that we have missed out some
>>>> important maintenance activity on zookeeper?
>>>> 
>>>> - Rohit Kelkar
>>>> 
>>> 
>> 
>> 


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