Date: Thu, 25 Jan 2001 16:08:16 -0800 From: Mike Smith <msmith@freebsd.org> To: "Kevin Oberman" <oberman@es.net> Cc: FreeBSDHW <freebsd-hardware@FreeBSD.ORG> Subject: Re: Hard Drive cloning Message-ID: <200101260008.f0Q08G100618@mass.dis.org> In-Reply-To: Your message of "Thu, 25 Jan 2001 13:47:46 PST." <200101252147.f0PLlkc05475@ptavv.es.net>
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> Mike,
>
> I had never run into team before. It looks interesting.
>
> Have you any suggestions for reasonable values for 'team' to use for
> dd?
>
> I assume the syntax would be:
> dd bs=NNNNN if=/dev/adNsN | team NNNNN X | dd bs=NNNNN of=/dev/adNsN
That's more or less what I'd recommend.
To take best advantage of FreeBSD's "fast wide pipe" support, the block
size should be > 64k; I've had good results around 1M. More than that is
probably wasteful, and may run you out of physical memory...
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
V I C T O R Y N O T V E N G E A N C E
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