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RE: order and parallelism

Subject: RE: order and parallelism
Date: Fri, 9 Jun 2006 08:08:54 -0500

That is what I thought.

BTW.  Today is my last day of work here.  My next job is not likely to
make use of makefiles of any complexity.

So long and thanks for all your help Paul and from everyone else.

> -----Original Message-----
> From: Paul Smith [mailto:address@hidden On Behalf Of Paul D. Smith
> Sent: Friday, June 09, 2006 8:02 AM
> Cc: address@hidden
> Subject: Re: order and parallelism
> %% "PATTON, BILLY \(SBCSI\)" <address@hidden> writes:
>   pb> I if have a rule
>   pb> all : b c d e f g
>   pb> and I've given the command make -j -l 10.0  ( a 10 cpu server )
>   pb> Suppose system loading will allow 3 of these to execute at the
>   pb> same time
>   pb> Will it be b c d that go first?
>   pb> Or is it random?
> In this environment it will definitely be b c d that goes first.
> However, it's possible that "b" will finish quickly and "e" will be
> started while "c" and "d" are still running.
> Or, "c" could finish first.
> So, although you know in what order things will be started, you can't
> really tell which ones will run concurrently.
> -- 
> --------------------------------------------------------------
> -----------------
>  Paul D. Smith <address@hidden>          Find some GNU make tips at:
>  "Please remain calm...I may be mad, but I am a 
> professional." --Mad Scientist

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