KERN_EMERG as I know broadcasts on all open sessions on a machine. Thanks, Vishwas -----Original Message----- From: kernelnewbies-bounce@nl.linux.org [mailto:kernelnewbies-bounce@nl.linux.org] On Behalf Of Eugene Teo Sent: Monday, April 05, 2004 11:58 AM To: Hareesh Nagarajan Cc: kernelnewbies Subject: Re: printk does not seem to work when called from schedule() <quote sender="Hareesh Nagarajan"> > The purpose of my additions is to find out the number of cycles spent > by a processor while executing schedule() inside the kernel within > every second. I start doing this in the 2nd minute and end it at the > 5th minute, at which point I write out the entire contents of the > bucket using printk (Level. KERN_EMERG). > [The bucket is an array having 1440 elements] > > Now my problem is that the message(s) sent to printk does not seem to > appear in /var/log/messages after the 5th minute. First, are you very sure that the if statement will be true, and that your printk will be executed? Second, I believe KERN_EMERG prints to your terminal. Perhaps your syslogd logs those that are of KERN_DEBUG. Looks interesting. I look forward to what you are working on. Keep me updated. > What could be the problem? Is there something incorrect in the way I > have gone about things? > > I have syslog running as my logger: > hareesh 1310 1 0 19:59 ? 00:00:00 /usr/sbin/syslogd -m > 0 -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
