Updated procstat(1)

[Bert JW Regeer]

On Nov 28, 2007, at 5:46 AM, Robert Watson wrote:

>
> On Wed, 28 Nov 2007, Skip Ford wrote:
>
>> Skip Ford wrote:
>>> Robert Watson wrote:
>>>> On Wed, 28 Nov 2007, Skip Ford wrote:
>>>>
>>>>>> - "-a" now means "all processes",
>>>>>
>>>>> Thanks. :-)  I'm a little surprised.  You seemed pretty  
>>>>> dedicated to a per-process tool.
>>>>
>>>> I was, but then I read your e-mail and became convinced that the  
>>>> first patch that would be submitted against procstat(1) would be  
>>>> a "-a" patch. :-)
>>>
>>> Yep, would've happened.  Now the first patch submitted will be a "- 
>>> w interval" patch... :-)
>>
>> I couldn't resist implementing a crude interval arg just for kicks.  
>> Here's the output of find(1) every second.  This is so cool:
>
> Very neat :-).  If you like this, you'll love DTrace, which allows  
> you to do all sorts of things along these lines.  I'll add a -w  
> mode, but be aware that if you want to do the below, what you really  
> want is DTrace :-), which allows you do do things like sample kernel  
> stack traces on the clock timer, based on function invocations, etc,  
> so you can do things like say "sample all the paths to a particular  
> kernel function".  Now that John is updating DTrace again, I hope  
> that we'll be seeing it in the 8-CURRENT source RSN.
>
> Robert N M Watson
> Computer Laboratory
> University of Cambridge

Sorry, just a bit off topic

Have the licensing issues been resolved with regards to DTrace? This  
is a feature I was looking forward to in 7.0-RELEASE but it had been  
delayed because of the licensing.

Bert JW Regeer