On Wed, 1 Sep 2004, [EMAIL PROTECTED] wrote: > Hello, > > I haven't had the time to do the tests, but during quick try > with 2.6.9-rc1 I noticed that the kernel spent much time waiting while > cating files from my camera to /dev/null. 'vmstat 5' gave:
<...> > Is there something I should look into ? Does your kernel have the "ub" driver configured? (It's the Device Drivers -> Block devices -> Low Performance USB Block driver entry in menuconfig -- or you can just check whether lsmod lists ub.) If yes, then the ub driver will handle communicating with your camera, rather than usb-storage. Since ub is a low-performance driver, you might prefer not to use it. Alan Stern ------------------------------------------------------- This SF.Net email is sponsored by BEA Weblogic Workshop FREE Java Enterprise J2EE developer tools! Get your free copy of BEA WebLogic Workshop 8.1 today. http://ads.osdn.com/?ad_id=5047&alloc_id=10808&op=click _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
