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Hadoop, mail # user - What determines task attempt list URLs?


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Re: What determines task attempt list URLs?
madhu phatak 2012-02-29, 05:54
Hi,
 Its better to use the hos  tnames rather than the ipaddress. If you use
hostnames , task_attempt URL will contain the hostname rather than
localhost .

On Fri, Feb 17, 2012 at 10:52 PM, Keith Wiley <[EMAIL PROTECTED]> wrote:

> What property or setup parameter determines the URLs displayed on the task
> attempts webpage of the job/task trackers?  My cluster seems to be
> configured such that all URLs for higher pages (the top cluster admin page,
> the individual job overview page, and the map/reduce task list page) show
> URLs by ip address, but the lowest page (the task attempt list for a single
> task) shows the URLs for the Machine and Task Logs columns by "localhost",
> not by ip address (although the Counters column still uses the ip address
> just like URLs on all the higher pages).
>
> The "localhost" links obviously don't work (the cluster is not on the
> local machine, it's on Tier 3)...unless I just happen to have a cluster
> also running on my local machine; then the links work but obviously they go
> to my local machine and thus describe a completely unrelated Hadoop
> cluster!!!  It goes without saying, that's ridiculous.
>
> So to get it to work, I have to manually copy/paste the ip address into
> the URLs every time I want to view those pages...which makes it incredibly
> tedious to view the task logs.
>
> I've asked this a few times now and have gotten no response.  Does no one
> have any idea how to properly configure Hadoop to get around this?  I've
> experimented with the mapred-site.xml mapred.job.tracker and
> mapred.task.tracker.http.address properties to no avail.
>
> What's going on here?
>
> <Desperate>
>
>
> ________________________________________________________________________________
> Keith Wiley     [EMAIL PROTECTED]     keithwiley.com
> music.keithwiley.com
>
> "I used to be with it, but then they changed what it was.  Now, what I'm
> with
> isn't it, and what's it seems weird and scary to me."
>                                           --  Abe (Grandpa) Simpson
>
> ________________________________________________________________________________
>
>
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