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Use rdisk# instead of disk# on Mac OS X #5

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tdb85 opened this issue Oct 6, 2011 · 1 comment · Fixed by #6
Open

Use rdisk# instead of disk# on Mac OS X #5

tdb85 opened this issue Oct 6, 2011 · 1 comment · Fixed by #6

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@tdb85
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tdb85 commented Oct 6, 2011

Suggest you tweak the script to use /dev/rdisk# instead of /dev/disk# as rdisk is MUCH faster when using dd. dd a 700mb to /dev/rdisk1 (with bs=1m) image takes about a minute, but with /dev/disk1 it takes a good 15 minutes.

Cheers.
joeshaw added a commit to joeshaw/image-usb-stick that referenced this issue Jul 16, 2012
@joeshaw
use /dev/rdisk* on OS X; it's a lot faster for bulk copies.
44dc39e 
Fixes abock#5
@joeshaw joeshaw mentioned this issue Jul 16, 2012
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@maelvls
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maelvls commented Feb 15, 2013

Capture d e cran 2013-02-15 a 22 05 57
That's true! I jumped from 1MB/s to 8MB/s
Thank you

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use /dev/rdisk* on OS X; it's a lot faster for bulk copies. joeshaw/image-usb-stick
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@tdb85 @maelvls