hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Alex Loddengaard <a...@cloudera.com>
Subject Re: What is it??? help required
Date Mon, 05 Jul 2010 18:18:14 GMT
Hi Ahmad,

On Sat, Jul 3, 2010 at 11:21 AM, Ahmad Shahzad <ashahzad4@gmail.com> wrote:
>
> 1) What is the purpose of the HttpServer that is started at port 50060, and
> jetty bounded to it.
>

This is used for web UI status (just like the jobtracker and namenode web
UI), along with map -> reduce intermediate data transfers.


> 2) What is the purpose of the TaskTracker that is started at localhost and
> port 42641.
>

This is the tasktracker daemon that communicates with the jobtracker and
coordinates tasks on the local machine.

Alex

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message