Date: Sun, 26 Jul 2020 12:03:04 -0400 From: Aryeh Friedman <aryeh.friedman@gmail.com> To: Valeri Galtsev <galtsev@kicp.uchicago.edu> Cc: FreeBSD Mailing List <freebsd-questions@freebsd.org> Subject: Re: Ask stupid questions and you'll get a stupid answers, was: Technological advantages over Linux Message-ID: <CAGBxaX=h8kgQkAsxHdjvOCCtS0tbBPfMntGfdH25iukX3HrkGQ@mail.gmail.com> In-Reply-To: <7290c25a-aaf3-b864-0ed8-ec9558777681@kicp.uchicago.edu> References: <CAEJNuHxC7i%2Bq7cq65=my6mJZDdiK4gpQsKjMU1nvsm=Ri4On%2Bg@mail.gmail.com> <ce61b5e9-b71c-e5b7-c64d-f79884c87435@watters.ws> <20200725152412.GJ92589@admin.sibptus.ru> <CAGBxaX=Ktr-pqtT8FU37ajkYonVLYT_WhSenn23Tj5b=i0d-8g@mail.gmail.com> <20200725162403.GA4721@admin.sibptus.ru> <CAGBxaXmBZcCWqAZFR9OSyRGrqGFU%2BqCAZ8CfOi=0oXAmf-2=tA@mail.gmail.com> <20200725182554.deffc63058a7c9f6d343ef06@sohara.org> <04df312d-9b2b-1873-2117-79a49e089bd9@kicp.uchicago.edu> <20200726063256.GA22924@admin.sibptus.ru> <20200726093909.ee5e14e643d31da4dad5c804@sohara.org> <20200726151835.GA35966@admin.sibptus.ru> <27ca8c6c-6b06-6ad4-7af0-2b88f51a3856@kicp.uchicago.edu> <20200726165212.a0ac28ce104b9dfd009cc4c5@sohara.org> <7290c25a-aaf3-b864-0ed8-ec9558777681@kicp.uchicago.edu>
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On Sun, Jul 26, 2020 at 11:56 AM Valeri Galtsev <galtsev@kicp.uchicago.edu> wrote: > > > On 7/26/20 10:52 AM, Steve O'Hara-Smith wrote: > > On Sun, 26 Jul 2020 10:39:16 -0500 > > Valeri Galtsev <galtsev@kicp.uchicago.edu> wrote: > > > >> My understanding of Linux OOM killer lies along same lines though my > >> understanding is much more simplified: kill minimal number of processes > >> to recover maximum amount of resources. > > > > Not always the right thing to do though. > > > >> Another speculative way to say > >> it would be: process owning maximum amount of RAM that keeps allocating > >> more RAM is first candidate. > > > > What a pity if that is the heavy weight analytic program that has a > > run time of several hours/days and is the only thing that matters running > > on the system. > > > > And yes, I agreed with your sentiments (or judgement): killing a process > is a bad thing always. Agreed before writing any of my comments. > Then if you're out space why are you suggesting a potentially O(n!)-space solution? -- Aryeh M. Friedman, Lead Developer, http://www.PetiteCloud.org
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