[PATCH] perf, tools: Add PERF_PID

2014-09-15 Thread Andi Kleen
From: Andi Kleen It's currently difficult to filter out perf itself using a filter. This can give cascading effects during IO tracing when the IO perf does itself causes more trace output. The best way to filter is to use the pid. But it's difficult to get the pid of perf without using hacks. A

Re: [PATCH] perf, tools: Add PERF_PID

2014-09-15 Thread Arnaldo Carvalho de Melo
Em Tue, Sep 09, 2014 at 05:03:53PM -0700, Andi Kleen escreveu: > From: Andi Kleen > > It's currently difficult to filter out perf itself using a filter. > This can give cascading effects during IO tracing when the IO > perf does itself causes more trace output. > > The best way to filter is to u

Re: [PATCH] perf, tools: Add PERF_PID

2014-09-09 Thread Brendan Gregg
On Tue, Sep 9, 2014 at 5:03 PM, Andi Kleen wrote: > From: Andi Kleen > > It's currently difficult to filter out perf itself using a filter. > This can give cascading effects during IO tracing when the IO > perf does itself causes more trace output. > > The best way to filter is to use the pid. Bu

[PATCH] perf, tools: Add PERF_PID

2014-09-09 Thread Andi Kleen
From: Andi Kleen It's currently difficult to filter out perf itself using a filter. This can give cascading effects during IO tracing when the IO perf does itself causes more trace output. The best way to filter is to use the pid. But it's difficult to get the pid of perf without using hacks. A

[PATCH] perf, tools: Add PERF_PID

2014-08-19 Thread Andi Kleen
From: Andi Kleen It's currently difficult to filter out perf itself using a filter. This can give cascading effects during IO tracing when the IO perf does itself causes more trace output. The best way to filter is to use the pid. But it's difficult to get the pid of perf without using hacks. A

Re: [PATCH] perf, tools: Add PERF_PID

2014-08-19 Thread Andi Kleen
On Tue, Aug 19, 2014 at 05:02:22AM -0700, Andi Kleen wrote: > From: Andi Kleen Please disregard. I posted the wrong patch. -Andi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.ke

[PATCH] perf, tools: Add PERF_PID

2014-08-19 Thread Andi Kleen
From: Andi Kleen It's currently difficult to filter out perf itself using a filter. This can give cascading effects during IO tracing when the IO perf does itself causes more trace output. The best way to filter is to use the pid. But it's difficult to get the pid of perf without using hacks. A

Re: [PATCH] perf, tools: Add PERF_PID

2014-08-18 Thread Namhyung Kim
Hi Andi, On Wed, 13 Aug 2014 14:12:17 -0700, Andi Kleen wrote: > From: Andi Kleen > > It's currently difficult to filter out perf itself using a filter. > This can give cascading effects during IO tracing when the IO > perf does itself causes more trace output. > > The best way to filter is to us

[PATCH] perf, tools: Add PERF_PID

2014-08-13 Thread Andi Kleen
From: Andi Kleen It's currently difficult to filter out perf itself using a filter. This can give cascading effects during IO tracing when the IO perf does itself causes more trace output. The best way to filter is to use the pid. But it's difficult to get the pid of perf without using hacks. A