setopt
Dynamically sets DTrace compiler or runtime options.
void setopt(const char *[, const char *])
The setopt
function is a special function that can be used to specify a
DTrace runtime or compiler option dynamically. See DTrace Runtime and Compile-time Options Reference for more information.
Example 7-43 How to use setopt to set compiler or runtime options inside a program
setopt("quiet");
setopt("bufsize", "50m");
setopt("aggrate", "2hz");