TBufferedTransport is a C# thing. It's not necessary in Java. On Mon, May 10, 2010 at 3:48 AM, Ran Tavory <ran...@gmail.com> wrote: > Hector uses tsocket. not sure what you mean by "buffered" - is that framed? > Hector by default does not use framed. > The code is here if you'd like to have a > look http://github.com/rantav/hector/blob/master/src/main/java/me/prettyprint/cassandra/service/CassandraClientFactory.java#L77 > However, I find it hard to believe that the actual connection is the slowing > factor. > Roughly speaking, cassandra is fast on writes and slow on reads. Exact > numbers are per-scenario so it's hard to say, but if you only write and > objects are small then from my experience you should expect a few k writes > per second on a single host. How much do you see? > There are many configuration factors and they all depend on expected usage > and available h/w. > > On Mon, May 10, 2010 at 11:27 AM, vd <vineetdan...@gmail.com> wrote: >> >> What is the complete code string you are using to connect with cassandra >> from Java code >> >> >> >> On Mon, May 10, 2010 at 1:49 PM, David Boxenhorn <da...@lookin2.com> >> wrote: >>> >>> I don't know what "TSocket or the buffered one" means. Maybe I should >>> know? >>> >>> I'm using Hector. Does that explain anything? >>> >>> On Mon, May 10, 2010 at 11:15 AM, vd <vineetdan...@gmail.com> wrote: >>>> >>>> Hi >>>> >>>> what is it that you are using to connect with cassnadra TSocket or the >>>> buffered one ? >>>> >>>> >>>> ____________________________________ >>>> >>>> _______________________________________ >>>> >>>> >>>> >>>> On Mon, May 10, 2010 at 1:29 PM, David Boxenhorn <da...@lookin2.com> >>>> wrote: >>>>> >>>>> I'm running Java on the client, jdbc queries on Oracle, Hector on >>>>> Cassandra. >>>>> >>>>> The Cassandra and Oracle database designs are radically different, as >>>>> you might guess. >>>>> >>>>> I have no doubt that Cassandra can be tuned, in a multiple-server >>>>> cluster, to have superior throughput (that's why I'm doing it!). But for >>>>> now, it's really frustrating my development effort that Cassandra is so >>>>> slow. Can't I get it up to twice as slow as Oracle in my configuration? >>>>> >>>>> On Mon, May 10, 2010 at 10:47 AM, vd <vineetdan...@gmail.com> wrote: >>>>>> >>>>>> Hi David >>>>>> >>>>>> If I may ask...how do you plan to import data from oracle to cassandra >>>>>> ? >>>>>> As answer AFAIK cassandra's true ability comes into play when running >>>>>> on more than one machine...and please share how you are making >>>>>> comparisons >>>>>> like on writes or reads from cassandra. >>>>>> >>>>>> >>>>>> >>>>>> _______________________________________ >>>>>> _______________________________________ >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> On Mon, May 10, 2010 at 1:04 PM, David Boxenhorn <da...@lookin2.com> >>>>>> wrote: >>>>>>> >>>>>>> I'm running Oracle and Cassandra on my machine, trying to import my >>>>>>> data to Cassandra from Oracle. >>>>>>> >>>>>>> In my configuration Oracle is about ten times faster than Cassandra. >>>>>>> Cassandra has out-of-the-box tuning. >>>>>>> >>>>>>> I am new to Cassandra. How do I begin trying to tune it? >>>>>>> >>>>>>> Thanks. >>>>>> >>>>> >>>> >>> >> > >
-- Jonathan Ellis Project Chair, Apache Cassandra co-founder of Riptano, the source for professional Cassandra support http://riptano.com
