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From 祝海通 <zhuhait...@gmail.com>
Subject Re: sstable count=0, why nodetool ring is not 0
Date Thu, 08 Dec 2011 01:53:28 GMT
We are testing the the performance of Cassandra for Big Data. Now I also
have the problem. From nodetool cfstats, the space used (live) is 7 times
than the Space used (total). Why?

thx


On Wed, Dec 7, 2011 at 5:58 PM, Dotan N. <dipidi@gmail.com> wrote:

> Hi,
> What kind of process did you use for loading 400GB of data?
>
> Thanks
> --
> Dotan, @jondot <http://twitter.com/jondot>
>
>
>
> On Wed, Dec 7, 2011 at 5:57 AM, 祝海通 <zhuhaitong@gmail.com> wrote:
>
>> hi,all
>>
>> We are using Cassandra 1.0.2. I am testing the TTL with loading 400G.
>> When all the data are expired, I waited for some hours.
>> Later, the nodetool ring is still have 90GB. So I made a major
>> compaction.
>> Then there are 30GB from the nodetool ring. After I saw the file system,I
>> found there are zero sstable.
>> I don't know where comes the 30GB?
>>
>> Best Regards
>>
>
>

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