Date: Wed, 28 May 2003 10:46:41 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: Joseph Gleason <clash@tasam.com> Cc: adrian kok <adriankok2000@yahoo.com.hk> Subject: Re: advice about copy from disk to disk Message-ID: <20030528154641.GB92409@dan.emsphone.com> In-Reply-To: <005201c3252a$72b05a00$08695f0a@frigate> References: <20030528141035.32200.qmail@web21204.mail.yahoo.com> <005201c3252a$72b05a00$08695f0a@frigate>
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In the last episode (May 28), Joseph Gleason said: > I usually get better transfer rates with bs=16k or so. > > What transfer rate do you get? If they are modern drives (which 80gb > implies) you should get about 20-30MB/s. At that rate it should take > a little over an hour to transfer. > > To see the transfer start the dd, let it run for maybe 10-15 sec and > give it a Ctrl+c. It should print out its transfer rate thus far. Ctrl-T will send SIGINFO, which will make dd print its throughput without aborting. -- Dan Nelson dnelson@allantgroup.com
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