There be dragons. Use the Sun JVM.
On Thu, 2008-07-17 at 13:45 +0200, Gert Pfeifer wrote:
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Did anyone try to get hadoop running on the Gnu java environment? Does
that work?
Cheers,
Gert
-BEGIN PGP SIGNATURE-
Version: GnuPG v1.4.6
The best way to configure all that stuff is in hadoop-site.xml, which
lives in the hadoop conf directory. Make sure that directory is on the
classpath of your application.
On Fri, 2008-07-11 at 11:55 -0400, Larry Compton wrote:
Thanks. Is this the correct syntax?
conf.set(mapred.job.tracker,
I have extensive experience with Thrift, and have been playing with
protocol buffers for a couple days.
Thrift is a more complete RPC solution, including client and server
implementations, whereas PB is just a data exchange format. If you want
a ready-to-go RPC server, use Thrift. If you want
at 21:54, Matt Kent [EMAIL PROTECTED] wrote:
We use Hadoop in a similar manner, to process batches of data in
real-time every few minutes. However, we do substantial amounts of
processing on that data, so we use Hadoop to distribute our computation.
Unless you have a significant amount
We use Hadoop in a similar manner, to process batches of data in
real-time every few minutes. However, we do substantial amounts of
processing on that data, so we use Hadoop to distribute our computation.
Unless you have a significant amount of work to be done, I wouldn't
recommend using Hadoop
Eclipse?
Could we set up breakpoints, trace the running steps of the map reduce
program?
Richard
On Mon, Jun 16, 2008 at 6:54 PM, Matt Kent [EMAIL PROTECTED] wrote:
The approach I've taken is to use JMock and create a unit test for the
mapreduce, then debug that within Eclipse on my
The approach I've taken is to use JMock and create a unit test for the
mapreduce, then debug that within Eclipse on my workstation. For
performance debugging, I use YourKit on the cluster.
Matt
On Mon, 2008-06-16 at 16:58 -0700, Mori Bellamy wrote:
Hey Richard,
I'm interested in the same
throwing NPEs, the tasks just hung. Eventually they timed out
and were killed, but is this expected behavior in 0.16.1? I'd prefer the
job to fail quickly if NPEs are being thrown.
Matt
--
Matt Kent
Co-Founder
Persai
1221 40th St #113
Emeryville, CA 94608
[EMAIL PROTECTED]