Delivery-Date: Wed Sep 17 14:35:19 2008
Message-Id: <200809172136.m8HLaY81031344@bourbon.usc.edu>
To: cs551@merlot.usc.edu
Subject: Re: proj 2 ques
Date: Wed, 17 Sep 2008 14:36:34 -0700
From: Bill Cheng <william@bourbon.usc.edu>

Someone wrote:

  > Regarding the size of the queue, isnt the default size of the queue=5,
  > so we can use that as a limit right?

5 is the default size.  So, if you don't specify -size in
your commandline, you should use 5.

If someone uses "-size 2147483647", your code should not
allocate an array of 2147483648 elements!

I guess the real maximum for size should be 2^32-1=4294967295.
--
Bill Cheng // bill.cheng@usc.edu <URL:http://merlot.usc.edu/william/usc/>


  On Wed, Sep 17, 2008 at 10:13 AM, Bill Cheng <william@bourbon.usc.edu> wrote:
  > Someone wrote:
  >
  >  > I have follwing questions
  >  > 1) I have used 3 threads in prog - arrival and 2 server.Can any
  >  > one of these threads handle contrl C and set termination flag
  >  > or all threads will have to handle it.
  >
  > I think you should have only one thread handling <Cntrl+C>
  > and that thread should wake all other threads up.  So,
  > essentially, all threads are woken up by <Cntrl+C>.
  >
  >  > 2) What is max size for customers and queue?
  >
  > No max size.  So, you should use a linked list of a
  > dynamic array to implement the queue.
  >
  >  > 3) Can we assume that file is in proper format if trace file is
  >  > specified?
  >
  > That's never a good idea.  You can assume that it's in the
  > proper format.  As soon as you detect something unexpected,
  > you assume that it's an error and quit (and print out why
  > you quit).
  > --
  > Bill Cheng // bill.cheng@usc.edu <URL:http://merlot.usc.edu/william/usc/>