russell at coker.com.au
Sun Aug 22 13:40:07 UTC 2004
On Sun, 22 Aug 2004 23:15, Alan Cox <alan at redhat.com> wrote:
> On Sun, Aug 22, 2004 at 09:52:48PM +1000, Russell Coker wrote:
> > "cat /dev/hw_random > /dev/null") is listed in "top" output as using 100%
> > CPU time though an strace of the process shows it to be blocked on a read
> > of /dev/hw_random.
> The hw_random driver is both slow and polled I/O
How slow is it? I've tried to read 4 bytes from it with dd and it's taken two
minutes with no sign of completing...
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