<html><head></head><body><div style="font-family:courier new, courier, monaco, monospace, sans-serif;font-size:13px;"><div style="font-family:courier new, courier, monaco, monospace, sans-serif;font-size:13px;"><div style="font-family:courier new, courier, monaco, monospace, sans-serif;font-size:13px;"><div><div>Dear Users,</div><div><br></div><div>I am beginner in LTTng. I am going to trace a C program and <font size="2">show
the ratio of reads from page cache vs reads from disk, for a user space
file read using Trace Compass. While I can not write appropriate
commands in trace_point_provider.h and in the C program. Could you
please guide me or introduce a sufficient and simple reference to help
me do it.</font></div><div><font size="2"><br></font></div><div><font size="2">Best regards,</font></div><div><font size="2">Mehdi.</font></div><br></div></div></div></div></body></html>