From: "Chamila W." <lists@...>
Date: 2013-04-19T03:49:59+09:00
Subject: Re: Ruby DTrace (on OSX Leopard)

Tim Becker wrote in post #579384:
>> Neither Instruments nor dtrace -l shows up any of the Joyent probes
>> that are supposed to be there. I guess I'm just doing something wrong,
>> but I can only find little blog articles with people cheering that OSX
>> contains DTrace, no examples of it actually in use.
>
>
> Preliminary experiments show that I need to hook dtrace up with a
> running ruby instance. D'uh.
> Maybe I should read the documentation... E.g. this:
>
> dtrace -s print_memory_usage.d -p <pid of ruby interpreter>
>
> works, in case someone else couldn't figure it out.


Is there any way of making
dtrace -q -s x.d -c'ruby rubyfile.rb'
to work??
Where can I find the documentation??

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