Date: Mon, 26 Feb 1996 22:28:29 -0800 (PST) From: invalid opcode <coredump@nervosa.com> To: Greg Lehey <lehey.pad@sni.de> Cc: Bruce Evans <bde@zeta.org.au>, hackers@freebsd.org Subject: Re: Disk perf. with different HDs/Adapt. Message-ID: <Pine.BSF.3.91.960226222753.14369A-100000@nervosa.com> In-Reply-To: <199602261719.SAA01522@nixpbe.pdb.sni.de>
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On Mon, 26 Feb 1996, Greg Lehey wrote: > How about a high-resolution option. For example, > # time dd if=/dev/rsd0a of=/dev/null count=200 bs=64k > 13107200 bytes transferred in 2 secs (6553600 bytes/sec) > 1.92 real 0.01 user 0.05 sys > # time -h dd if=/dev/rsd0a of=/dev/null count=200 bs=64k > 13107200 bytes transferred in 2 secs (6553600 bytes/sec) > 1.920317 real 0.009387 user 0.0512614 sys > Greg How about you just use Bonnie. dd was not intended to be a benchmark utility, I see no reason extending it's output for this. == Chris Layne ============================================================== == coredump@nervosa.com ================= http://www.nervosa.com/~coredump ==
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