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To: cs551@merlot.usc.edu
Subject: Re: gethostbyname giving error
Date: Thu, 30 Oct 2008 11:44:29 -0700
From: Bill Cheng <william@bourbon.usc.edu>

Someone wrote:

  > Does a beacon node get its hostname from the startup configuration fle
  > or by gethostname()?

A node first calls gethostname() and then compare it with
what's in the startup configuration to determine if it is a
beacon node.
--
Bill Cheng // bill.cheng@usc.edu <URL:http://merlot.usc.edu/william/usc/>




  On Thu, Oct 30, 2008 at 8:53 AM, Bill Cheng <william@bourbon.usc.edu> wrote:
  > Someone wrote:
  >
  >  > gethostbyname is returning null, saying Too many open files. Please help.
  >
  > If you write a small program with just a call to gethostbyname()
  > in it, I assume that works.  Therefore, the problem is not
  > gethostbyname().  May be you have too many files/sockets opened.
  > Do you know how many files/sockets you have opened?
  >
  > In general, you need to know how much resources you are using.
  > --
  > Bill Cheng // bill.cheng@usc.edu <URL:http://merlot.usc.edu/william/usc/>