On Thursday 17 November 2005 23:54, [EMAIL PROTECTED] wrote: > I have a custom device driver in /dev/ that can only be used by one > program at a time. Since the device is /dev/ttyUSB0, I can see if anyone > is using it by: > > ls -l /proc/*/fd/* | grep ttyUSB0 > > Is there a utility or other better way I can discover which process, or > better, which program, is using a particular device? > > Thanks, > Michael try lsof
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