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From Peng Guo <gpcus...@gmail.com>
Subject Re: Some questions about using Binary Memtable to import data.
Date Wed, 19 May 2010 08:37:13 GMT
Thanks for you information.

I look at some source code of the implement. There still some question:

1 How did I know that the binary write message send to endpoint success?
2 What will happen if the some of nature endpoints dead?

Thanks again.

On Wed, May 19, 2010 at 2:26 PM, Jonathan Ellis <jbellis@gmail.com> wrote:

> 1. yes
> 2. yes
> 3. compaction will slow down the load
> 4. it will flush the memtable
>
> On Tue, May 18, 2010 at 12:24 AM, Peng Guo <gpcuster@gmail.com> wrote:
> > Hi All:
> >
> > I am trying to use Binary Memtable to import a large number of data.
> >
> > But after I look at the wiki
> > intro:http://wiki.apache.org/cassandra/BinaryMemtable
> >
> > I have some questions about using BinaryMemtable
> >
> > Will the data be replicated automatic´╝č
> > Can we modify the data that already exist in Cassandra?
> > What will happen if we not turn off compaction?
> > What will happen if the data beyond the limited of the
> > BinaryMemtableThroughputInMB?
> >
> > Thanks.
> >
> > --
> > Regards
> >    Peng Guo
> >
>
>
>
> --
> Jonathan Ellis
> Project Chair, Apache Cassandra
> co-founder of Riptano, the source for professional Cassandra support
> http://riptano.com
>



-- 
Regards
   Peng Guo

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