Date: Fri, 17 Aug 2018 01:01:43 +0200 From: Domagoj Stolfa <domagoj.stolfa@gmail.com> To: Farhan Khan <khanzf@gmail.com> Cc: freebsd-dtrace@freebsd.org Subject: Re: Filter out dtrace(1) probes Message-ID: <54B93C32-7672-4A54-9272-F3F0CF5B38BD@gmail.com> In-Reply-To: <CAFd4kYDZLnNtkWiQ56dzzn11Lh7FKAK-xCrs91fNQGPGeYbC=A@mail.gmail.com> References: <CAFd4kYDZLnNtkWiQ56dzzn11Lh7FKAK-xCrs91fNQGPGeYbC=A@mail.gmail.com>
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Hi Farhan:
I'm not sure what the question is, but by what I understood it sounds like a predicate with probefunc should do?
i.e.:
prov:mod:func:name
/probefunc != "something_i_dont_care_about"/
{
something_here
}
—
Domagoj
> On 17 Aug 2018, at 00:49, Farhan Khan <khanzf@gmail.com> wrote:
>
> Hi all,
>
> Is it possible to filter out probes?
> For example, if I did:
>
> dtrace -n 'fbt:kernel::entry { something_here }'
>
> but I specifically do not want fbt:entry:SOMETHING:entry, is that
> possible? I know that I can run grep -v, but it still shows the output
> from "something_here".
>
> Thank you,
> --
> Farhan Khan
> PGP Fingerprint: B28D 2726 E2BC A97E 3854 5ABE 9A9F 00BC D525 16EE
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