Re: [dtrace-discuss] DTrace in Perl: What probes should we have?

2008-01-13 Thread Roman Shaposhnik
On Jan 12, 2008, at 12:26 PM, Adam Leventhal wrote: On Fri, Jan 11, 2008 at 06:12:57PM -0800, Roman Shaposhnik wrote: My main beef with stack helpers is that they have to be executed inside the kernel and are subject to the usual DTrace restrictions. I would like to see a possibility of

Re: [dtrace-discuss] DTrace in Perl: What probes should we have?

2008-01-12 Thread Roman Shaposhnik
On Jan 11, 2008, at 6:26 PM, Eric Schrock wrote: On Fri, Jan 11, 2008 at 06:23:14PM -0800, Roman Shaposhnik wrote: I guess we are talking about two different kinds of generality here. What I have in mind is the generality that would allow DTrace to be able to offload some of the

Re: [dtrace-discuss] DTrace in Perl: What probes should we have?

2008-01-12 Thread Roman Shaposhnik
On Sat, 2008-01-12 at 01:30 +, John Levon wrote: > On Fri, Jan 11, 2008 at 04:39:25PM -0800, Roman Shaposhnik wrote: > > > > Due to the lack of ustack helper, I am hoping to add a stack probe > > > > Two things: first of all DTrace could really benefit from a &g

Re: [dtrace-discuss] DTrace in Perl: What probes should we have?

2008-01-12 Thread Roman Shaposhnik
On Fri, 2008-01-11 at 17:32 -0800, Bryan Cantrill wrote: > On Fri, Jan 11, 2008 at 04:39:25PM -0800, Roman Shaposhnik wrote: > > On Sat, 2008-01-12 at 11:21 +1100, Sven Dowideit wrote: > > > excellent stuff Andy! > > > > > > To start with the obvious :) &g

Re: [dtrace-discuss] DTrace in Perl: What probes should we have?

2008-01-12 Thread Roman Shaposhnik
On Sat, 2008-01-12 at 11:21 +1100, Sven Dowideit wrote: > excellent stuff Andy! > > To start with the obvious :) > > Due to the lack of ustack helper, I am hoping to add a stack probe Two things: first of all DTrace could really benefit from a general purpose mechanism of hooking up custom sta