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Re: [APPL:DarwinKernel] Re: Sleeping in nanos
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Re: [APPL:DarwinKernel] Re: Sleeping in nanos


  • Subject: Re: [APPL:DarwinKernel] Re: Sleeping in nanos
  • From: "Jay A. Kreibich" <email@hidden>
  • Date: Thu, 8 Feb 2007 11:23:08 -0600

On Thu, Feb 08, 2007 at 12:11:28PM -0500, Greg scratched on the wall:

> Thanks for pointing that out. One has to wonder then, why provide
> such a function to developers and claim that it *can* possibly sleep
> for the amount of time requested?  Like I said before, this function
> is mainly useful in *time-critical applications*, and in such
> applications, this unpredictable function is absolutely useless.

  Yes, it is.  Can we please move on?

  UNIX operation systems in general are not useful for time-critical
  applications.  If you have hard real-time requirements, get a real-time
  operating system.

  Here's another shock for you: there are thousands of other things in
  the operating system that can pull your process off the CPU or delay
  it for unforeseen reasons.  Deal with it, or get the tools you need.

    -j

--
Jay A. Kreibich < J A Y  @  K R E I B I.C H >

"'People who live in bamboo houses should not throw pandas.' Jesus said that."
   - "The Ninja", www.AskANinja.com, "Special Delivery 10: Pop!Tech 2006"
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  • Follow-Ups:
    • Re: [APPL:DarwinKernel] Re: Sleeping in nanos
      • From: Greg <email@hidden>
References: 
 >Re: Sleeping in nanos (From: Terry Lambert <email@hidden>)
 >Re: Sleeping in nanos (From: Greg <email@hidden>)
 >Re: Sleeping in nanos (From: Terry Lambert <email@hidden>)
 >Re: Sleeping in nanos (From: Greg <email@hidden>)
 >Re: Sleeping in nanos (From: Michael Smith <email@hidden>)
 >Re: Sleeping in nanos (From: Greg <email@hidden>)
 >Re: Sleeping in nanos (From: Michael Smith <email@hidden>)
 >Re: Sleeping in nanos (From: Greg <email@hidden>)
 >Re: Sleeping in nanos (From: Graham J Lee <email@hidden>)
 >Re: Sleeping in nanos (From: Greg <email@hidden>)

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