[wplug] Mysteries of md5sum

[Poyner, Brandon]

What happens if you replace 'md5sum' with 'openssl md5'?  

./RawRead /dev/xxxxx | openssl md5

Brandon Poyner
Network Engineer III
CCAC - College Office
412-237-3086
 

> I've had a (possibly) similar problem on my laptop - it appears that
> when doing an operation that reads in /dev/cdrom it's trying to read
> the entire thing into memory before acting on the data.  Since I only
> have 512MB installed (swap seems to be ignored for some reason), it
> barfs with an I/O error 2/3 of the way in.
> 
> This hasn't been enough of an irritant for me to track down and fix,
> but it definitely isn't limited to md5sum; cmp and dd fail as well,
> and md5sum works perfectly on ISO images stored on the hard drive.
> Things to look at might be automounting software or the ide-scsi
> translation layer (or whatever it is that talks to CD drives these
> days) in the kernel.
> 
> Vance Kochenderfer        |  "Get me out of these ropes and into a
> vkochend at nyx.net          |   good belt of Scotch"    -Nick Danger
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