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From Ted Yu <yuzhih...@gmail.com>
Subject Re: distributing load across cluster
Date Wed, 10 Feb 2016 20:30:02 GMT
Here is output from cfstats:

http://pastebin.com/W4FVd4RW

The keyspace was created as described in
https://github.com/cloudius-systems/osv/wiki/Benchmarking-Cassandra-and-other-NoSQL-databases-with-YCSB

Data was loaded by using ycsb.

Cheers



On Wed, Feb 10, 2016 at 12:26 PM, Jack Krupansky <jack.krupansky@gmail.com>
wrote:

> Sorry, I didn't realize you were still living in the stone age with DSE -
> and Cassandra 2.1. Chnage "table" to "cf" (column family.)
>
> -- Jack Krupansky
>
> On Wed, Feb 10, 2016 at 3:23 PM, Ted Yu <yuzhihong@gmail.com> wrote:
>
>> I don't see tablestats sub-command:
>>
>> http://pastebin.com/XwwCAqh4
>>
>> This is DSE 4.8.4
>>
>> Cheers
>>
>> On Wed, Feb 10, 2016 at 12:05 PM, Jack Krupansky <
>> jack.krupansky@gmail.com> wrote:
>>
>>> What do your partition and cluster keys look like?
>>>
>>> Check a nodetool tablestats to see number of partition keys on the
>>> nodes. Also check nodetool tablehistograms to see if you have a lot of
>>> too-wide rows due to the balance of data between the partition key and
>>> clustering columns.
>>>
>>> -- Jack Krupansky
>>>
>>> On Wed, Feb 10, 2016 at 2:54 PM, Ted Yu <yuzhihong@gmail.com> wrote:
>>>
>>>> Hi,
>>>> I am following this guide on a 5 node cluster:
>>>>
>>>> https://github.com/cloudius-systems/osv/wiki/Benchmarking-Cassandra-and-other-NoSQL-databases-with-YCSB
>>>>
>>>> I am using ycsb-0.5.0
>>>>
>>>> I found that some node receives above average writes, leading to disk
>>>> full condition.
>>>>
>>>> I want to get some suggestion on how the load can be better distributed.
>>>>
>>>> Thanks
>>>>
>>>
>>>
>>
>

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