This is strange. If you don't mind, pls send the script to me.
> -----Original Message-----
> From: Yunhong Gu1 [mailto:[EMAIL PROTECTED]
> Sent: Thursday, July 03, 2008 9:49 AM
> To: core-user@hadoop.apache.org
> Subject: topology.script.file.name
>
>
>
> Hello,
>
> I have been trying to figure out how to configure rack
> awareness. I have written a script that reads a list of IPs
> or host names and return a list of rack IDs of the same number.
>
> This is my script running:
>
> $./mydns 192.168.1.1 192.168.2.1
> /rack0 /rack1
>
> I specified the path of this script to
> topology.script.file.name. I verified that this script was
> called by Hadoop and I could see the input (up to 21 IPs in my case).
>
> However, it seems the output of my script is not correct and
> Hadoop cannot use it to get the correct topology (only 1 rack
> is found by Hadoop no matter how I change the format of the output).
>
> Please advise if you know how to do this.
>
> Thanks
> Yunhong
>
