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From Rodrigo Felix <rodrigofelixdealme...@gmail.com>
Subject Re: Decommission faster than bootstrap
Date Sat, 31 Aug 2013 13:17:13 GMT
Do you think that not to run cleanup operation after bootstrapping a node
can affect the bootstrap time of a subsequent node?
I mean, keys not removed can somehow affect a bootstrap operation?
Thanks.

Att.

*Rodrigo Felix de Almeida*
LSBD - Universidade Federal do Ceará
Project Manager
MBA, CSM, CSPO, SCJP


On Mon, Aug 26, 2013 at 10:39 PM, Rodrigo Felix <
rodrigofelixdealmeida@gmail.com> wrote:

> Boris,
>
>    We are not using secondary index. We tested both on version 1.1.5 and
> 1.1.12 and had similar results.
>
> Does anybody know what are the steps in details to bootstrap and to
> decommission a node?
> I'd like to figure out which step is creating this difference. For me, the
> time should be similar, assuming that data streaming is the most
> time-consuming task and that the amount of data streamed is similar.
>
> Thanks in advance for all comments.
>
> Att.
>
> *Rodrigo Felix de Almeida*
> LSBD - Universidade Federal do Ceará
> Project Manager
> MBA, CSM, CSPO, SCJP
>
>
> On Thu, Aug 22, 2013 at 11:48 PM, Boris Yen <yulinyen@gmail.com> wrote:
>
>> We are using 1.0. Our observation is that if you are using secondary
>> index, building secondary index after streaming is time consuming. And the
>> bootstrap needs to wait for the process of building secondary indexes to
>> complete.
>>
>> I am not sure if this also applies to 1.1/1.2. You could set the log
>> level to debug to observe what is really going on when a node is
>> bootstraping.
>>
>> Boris
>>
>>
>> On Mon, Aug 19, 2013 at 6:19 AM, Rodrigo Felix <
>> rodrigofelixdealmeida@gmail.com> wrote:
>>
>>> Hi,
>>>
>>>    I've noticed that, at least in my enviroment (Cassandra 1.1.12
>>> running on Amazon EC2), decommission operations take about 3-4 minutes
>>> while bootstrap can take more than 20 minutes.
>>>    What is the reason to have this time difference? For both operations,
>>> what it is time-consuming the data streaming from (or to) other node, right?
>>>    Thanks in advance.
>>>
>>> Att.
>>>
>>> *Rodrigo Felix de Almeida*
>>> LSBD - Universidade Federal do Ceará
>>> Project Manager
>>> MBA, CSM, CSPO, SCJP
>>>
>>
>>
>

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