From owner-freebsd-scsi Wed Mar 31 23:17:40 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from apollo.backplane.com (apollo.backplane.com [209.157.86.2]) by hub.freebsd.org (Postfix) with ESMTP id E34E41516C; Wed, 31 Mar 1999 23:17:38 -0800 (PST) (envelope-from dillon@apollo.backplane.com) Received: (from dillon@localhost) by apollo.backplane.com (8.9.3/8.9.1) id XAA53772; Wed, 31 Mar 1999 23:17:02 -0800 (PST) (envelope-from dillon) Date: Wed, 31 Mar 1999 23:17:02 -0800 (PST) From: Matthew Dillon Message-Id: <199904010717.XAA53772@apollo.backplane.com> To: Greg Lehey Cc: FreeBSD Hackers , FreeBSD SCSI Mailing List Subject: Re: CCD and Vinum compared with new performance measuring tool References: <19990401122922.Q413@lemis.com> Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org : :In the past few weeks, I've been bitching about the fact that bonnie :doesn't do what I want in measuring storage device performance. I've :now solved the problem: I've written another program. You can pick it :up at ftp://ftp.lemis.com/pub/rawio.tar.gz. From the man page: : :DESCRIPTION : rawio tests the speed of the low-level character I/O device special in a : concurrent environment. It is intended for comparisons of storage de- :.. Just a quick side note: There are known performance problems with the new getnewbuf() in -4.x. These problems have been solved, but not yet committed. -Matt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message