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Re: stap and compiler options
- From: Josh Stone <jistone at redhat dot com>
- To: domenico dot dileo at unina dot it
- Cc: systemtap at sourceware dot org
- Date: Mon, 24 Sep 2012 23:16:39 -0700
- Subject: Re: stap and compiler options
- References: <20120925070322.142948dh8ogi1pui@inbox.unina.it>
On 09/24/2012 10:03 PM, domenico.dileo@unina.it wrote:
> I would like to know how to recompile stap with larger
> -DSTP_OVERLOAD_THRESHOLD
> and disable the heuristic probe overhead exceeded threshold with
> -DSTP_NO_OVERLOAD
These are not compiler options for building stap, but rather for
building the modules that stap produces. So just pass the values as
command line options to stap at runtime.
The meaning of these variables is described in more detail at the end of
the SAFETY AND SECURITY section of the stap.1 manpage.
Josh