Date: Fri, 27 Jul 2001 09:45:03 -0400 From: David Gilbert <dgilbert@velocet.ca> To: Dima Dorfman <dima@unixfreak.org> Cc: David Gilbert <dgilbert@velocet.ca>, freebsd-hackers@freebsd.org Subject: Re: Wanted: swapped backed disk on a diskless machine Message-ID: <15201.28767.575077.832729@trooper.velocet.net> In-Reply-To: <20010727134119.F11AE3E31@bazooka.unixfreak.org> References: <15201.24866.326855.142183@trooper.velocet.net> <20010727134119.F11AE3E31@bazooka.unixfreak.org>
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>>>>> "Dima" == Dima Dorfman <dima@unixfreak.org> writes: Dima> David Gilbert <dgilbert@velocet.ca> writes: >> I have somewhat of an interesting problem: I have applications that >> write arbitrarily large files (as much as 6 gig) and I find that >> the best performance for these disks is to use something like MFS. >> >> However, mfs has a maximum size of 512M. >> >> md appears to have a very small maximum size and only resides in >> core Dima> Only the `malloc' md type (as much as the name suggests Dima> otherwise, it can be configured not to use malloc as a backing Dima> store) has the limits I think you're referring to. Its `swap' Dima> backing may be what you need. However, support for that is only Dima> in -current, and there are no plans to MFC it since it isn't Dima> backwards-compatible with the md that's in -stable. That said, Dima> I have patches that backport -current's md to -stable; if Dima> anybody wants them, feel free to ask. Me Please! Dave. -- ============================================================================ |David Gilbert, Velocet Communications. | Two things can only be | |Mail: dgilbert@velocet.net | equal if and only if they | |http://www.velocet.net/~dgilbert | are precisely opposite. | =========================================================GLO================ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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