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Re: Porting DTrace to ARM


This is my slides about this work, which was presented in WIP session
of AsiaBSDCon 2014 last week.


On Mon, Mar 17, 2014 at 8:02 PM, Ryota Ozaki <> 
>> I will commit the patch during AsiaBSDCon 2014 if there is
>> no objection :)
> I did it.
> So you can try DTrace on ARM now! You can run some commands
> and scripts described in
> .
> Beaglebone (Black) is a recommended machine for it. (Actually I tested
> DTrace only on a BBB and an eval board of am3352.)
> Note that ctfmerge doesn't work on ARM for now for some reason. So you
> cannot build a kernel for DTrace with the existence of (nb)ctfmerge command
> that is built when tools with -V MKDTRACE=yes. You have to build
> something like this:
> -m evbarm tools
> -m evbarm -V MKDTRACE=yes kernel=BEAGLEBONE modules
> -m evbarm -V MKDTRACE=yes build  # for dtrace command
> Acknowledge:
> Thank you very much, matt and christos! I couldn't get this work done well
> without your great helps!
> Have fun,
>  ozaki-r

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