Date: Thu, 14 Sep 2000 23:55:26 -0600 From: Wes Peters <wes@softweyr.com> To: Mike Smith <msmith@freebsd.org> Cc: current@FreeBSD.ORG Subject: Re: No block devices (was: VMWare on -current, how fast should I expect it to be?) Message-ID: <39C1B9CE.F3FDF296@softweyr.com> References: <200009150524.WAA00506@mass.osd.bsdi.com>
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Mike Smith wrote: > > > > > Doesn't Oracle run MUCH better when given raw block disk devices to store > > data on? > > Oracle wants to cache it's own data, it doesn't want the buffer cache > behind it. Yes, now it's all coming back. It's amazing how much you can forget in the space of a decade. > > Could this have lead to some of the poor performance Mike Smith > > was seeing when testing this summer? > > No, we were layering over the filesystem, however filesystem load was > insignificant. The Oracle performance issues are well known, and this > isn't one of them. Thank you for clearing that up. -- "Where am I, and what am I doing in this handbasket?" Wes Peters Softweyr LLC wes@softweyr.com http://softweyr.com/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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