Date: Thu, 17 Jun 1999 17:48:24 +0930 From: Greg Lehey <grog@lemis.com> To: Narvi <narvi@haldjas.folklore.ee> Cc: "David E. Cross" <crossd@cs.rpi.edu>, freebsd-hackers@FreeBSD.ORG Subject: Re: vinum performance Message-ID: <19990617174823.O9893@freebie.lemis.com> In-Reply-To: <Pine.BSF.3.96.990617110938.3570S-100000@haldjas.folklore.ee>; from Narvi on Thu, Jun 17, 1999 at 11:10:08AM %2B0300 References: <199906170743.DAA16929@cs.rpi.edu> <Pine.BSF.3.96.990617110938.3570S-100000@haldjas.folklore.ee>
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On Thursday, 17 June 1999 at 11:10:08 +0300, Narvi wrote: > > On Thu, 17 Jun 1999, David E. Cross wrote: > >> I have a drive that is rated at ~16 Meg/second, and indeed it delivers on the >> order of 15+ Meg/second. If I use Vinum to create a concatinated device >> of 2 such units performance drops to 2.5 Meg/sec. This seems like a >> drastic drop in performance. Any ideas what I am doin incorrectly? > > Try changing stripe size. How big is it right now? This was a concatenated plex. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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