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Date: Tue, 05 Sep 2006 15:37:55 +0200 From: Helge Hafting <helge.hafting@...el.hist.no> To: Bernd Eckenfels <ecki@...a.inka.de> CC: linux-kernel@...r.kernel.org Subject: Re: Raid 0 Swap? Bernd Eckenfels wrote: > In article <200609041529.k84FTolf004383@...ing-police.cc.vt.edu> you wrote: > >> Memory is indeed cheap. However, if you're already at the max supported >> memory configuration for your system, buying another RAM socket to plug that >> cheap memory card into can be *really* expensive. >> > > Dont expect any useable system performance if you swap regularly. > Not entirely correct. Performance with continous swapping will be fine as long as the swap bandwidth is lower than available disk bandwidth. This is a narrow line to walk though, memory bandwidth being much higher than disk bandwith so it don't take much more swapping before performance drops like a rock. Helge Hafting - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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