- From: Tim Holy <holy_at_pcg.wustl.edu>
- Date: Tue, 3 Sep 2002 10:56:07 -0500
Hi, > [..] The reason for > wanting to use mmap is that I thought it would be faster, and > thus to be able to sample at full 200ks (with cmd, I get > "read: Input/output error" once I crank up frequency and number > of samples). [..] Possible workaround: to use cmd, you may wish to increase the size of the read buffer. I use the following line in my /etc/rc.local file: /usr/sbin/comedi_config /dev/comedi0 ni_pcimio --read-buffer 4096 This may (or may not) solve the problem you're having with cmd. --Tim Holy
Received on 2002-09-03Z14:56:07