You can use the bs=2k option to dd to tell it to read in 2k of data then send it, rather than constant read/send/read/send (I think by default is does 512b but I'm not sure.) That might have sped things up. On Mon, 8 Nov 2004 10:42:07 -0600 (CST), Chris Schumann <cschumann at twp-llc.com> wrote: > It turns out that Knoppix 3.6 does not have a driver for the built-in NIC > in the ThinkPad X21. What a pain. I used an older laptop with a LinkSys > wired NIC to copy the hard drive using netcat onto another computer and > (ahem) netcat for windows. That went really well. 20GB copied in about 90 > minutes. > > I then put that NIC into the X21 and started Knoppix. Everything seemed > just fine. Started netcat and away it went, but about 7 TIMES SLOWER. So, > I killed netcat and used dd with a shared folder over samba. That took > just over two hours, instead of the 11 or so netcat would have taken. > > The network wasn't running at 10mbps, or samba would have been slow too. > It's not that the drive was set to PIO or some low data transfer rate, or > again the dd would have been slow. Any ideas on why nc was so slow when > piping through dd when dd using a samba source would be fast? > > Thanks, > Chris Schumann > > _______________________________________________ > TCLUG Mailing List - Minneapolis/St. Paul, Minnesota > Help beta test TCLUG's potential new home: http://plone.mn-linux.org > Got pictures for TCLUG? Beta test http://plone.mn-linux.org/gallery > tclug-list at mn-linux.org > https://mailman.real-time.com/mailman/listinfo/tclug-list > -- John T. Hoffoss _______________________________________________ TCLUG Mailing List - Minneapolis/St. Paul, Minnesota Help beta test TCLUG's potential new home: http://plone.mn-linux.org Got pictures for TCLUG? Beta test http://plone.mn-linux.org/gallery tclug-list at mn-linux.org https://mailman.real-time.com/mailman/listinfo/tclug-list