Date: Tue, 10 Jul 2012 12:17:30 +0200 From: Bas Smeelen <b.smeelen@ose.nl> To: freebsd-questions@freebsd.org Subject: Re: FreeBSD 9.0 & LSI MegaRAID SATA problem Message-ID: <4FFC013A.3040903@ose.nl> In-Reply-To: <alpine.BSF.2.00.1207101211030.46945@wojtek.tensor.gdynia.pl> References: <CALKKQN=VxL6BzT%2Ba8carbgL_DQK82a91La523E8fo_UuOvNXnA@mail.gmail.com> <op.wg7bf2utg7njmm@michael-think> <alpine.BSF.2.00.1207101051200.46509@wojtek.tensor.gdynia.pl> <4FFBEE6E.6000906@ulb.ac.be> <alpine.BSF.2.00.1207101211030.46945@wojtek.tensor.gdynia.pl>
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On 07/10/2012 12:11 PM, Wojciech Puchar wrote: >>> It is always better to use gmirror instead of "hardware" RAID. One have >>> full control over what is going on >> >> mmh not always. Nothing replaces a good hardware RAID card with a BBU > > for real reason i used parantheses for word "hardware". That's clear to me. These "hardware" raid controllers are not very reliable because they are indeed not real hardware raid controllers, but software based. Maybe for desktop usage it's ok/ good enough? It is better to use the operating systems raid capability linke gmirror instead. Of course real hardware raid controllers with cache and battery backed are a different thing and very reliable. Disclaimer: http://www.ose.nl/email
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