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From 郭鹏 <gpcus...@gmail.com>
Subject Re: why Cassandra 0.5.1 write speed is very slow
Date Sun, 21 Mar 2010 02:53:25 GMT
:)

I just want to know why the write speed is ok in the standalone mode but too
slow in the cluster mode.

Am I doing something wrong?

Thx.

Peng Guo

2010/3/21 Jonathan Ellis <jbellis@gmail.com>

> Looks like the right question to ask is "what _else_ changed during the
> move?"
>
> On Sat, Mar 20, 2010 at 8:44 AM, 郭鹏 <gpcuster@gmail.com> wrote:
> > Hi:
> >
> > I'm doing a research on move our data from MySQL to Cassandra 0.5.1
> >
> > At first, I am doing it in the Windows XP, and read the record from MySQL
> > then insert it into Cassandra. The write speed is ok, about 18,000
> records
> > per second.
> >
> > But when I changed it into the 5 Linux Red Hat 5 Server, doing the same
> > opertation, the write speed in downto 1000 records per second.
> >
> > Why would this happend?
> >
> > I am using the default config.
> >
> > --
> > Regards
> >    Peng Guo
> >
>



-- 
Regards
   Peng Guo

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