Date: Tue, 21 Sep 2004 00:55:42 +0400 From: Roman Kurakin <rik@cronyx.ru> To: Scott Long <scottl@samsco.org> Cc: current@freebsd.org Subject: Re: Large mem disk with not very recent current Message-ID: <414F43CE.9070202@cronyx.ru> In-Reply-To: <4145BB0D.20905@samsco.org> References: <414560D3.10108@cronyx.ru> <20040913105133.GA85717@hub.freebsd.org> <414581FE.6060702@cronyx.ru> <4145BB0D.20905@samsco.org>
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Scott Long: > Roman Kurakin wrote: > >> Kris Kennaway wrote: >> >>> On Mon, Sep 13, 2004 at 12:56:51PM +0400, Roman Kurakin wrote: >>> >>> >>>> Hi, >>>> >>>> I have the following idea/problem. I want to build world in memory. >>>> I've put in to my system 1G of memory and tried to put on it sources. >>>> But all times I've tried to do that system went to panic. I've used md >>>> with malloc type. >>>> >>>> Any ideas? >>>> >>> [...] > > What kind of panic was it? Try using swap backing instead of malloc. > Malloc will consume wired memory and will generally make life difficult > for other parts of the kernel that need memory later. Swap-backed pages > will stay in RAM until the VM needs to push them out due to memory > pressure. It works, but not like I expected. Compilation with sources and objdir on md and on harddrive takes the same time. If I didn't miss smth it tells that disk cache is very effective. rik > > > Scott > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to > "freebsd-current-unsubscribe@freebsd.org" > >
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