Date: Thu, 21 May 2009 01:56:39 -0500 From: Rayson Ho <raysonlogin@gmail.com> To: yuri@rawbw.com Cc: freebsd-hackers@freebsd.org Subject: Re: Why kernel kills processes that run out of memory instead of just failing memory allocation system calls? Message-ID: <73a01bf20905202356t5fd65eb5n7ec97f6c318e6045@mail.gmail.com> In-Reply-To: <4A14F58F.8000801@rawbw.com> References: <4A14F58F.8000801@rawbw.com>
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Because the kernel is lazy!! You can google for "lazy algorithm", or find an OS internals book and read about the advantages of doing it this way... Rayson On Thu, May 21, 2009 at 1:32 AM, Yuri <yuri@rawbw.com> wrote: > Seems like failing system calls (mmap and sbrk) that allocate memory is more > graceful and would allow the program to at least issue the reasonable error > message. > And more intelligent programs would be able to reduce used memory instead of > just dying. > > Yuri > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" >
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