Re: perf report does not get along with perf record -A
From: Martin Rosenberg
Date: Tue Jun 26 2012 - 01:04:47 EST
Derp. I went through all of that effort to make sure I had recorded everything about my setup, and I forgot the versiou
perf version 3.2.17
built unpatched from a 3.4.4 tarball
----- Original Message -----
From: "David Ahern" <dsahern@xxxxxxxxx>
To: "Martin Rosenberg" <mrosenberg@xxxxxxxxxxx>
Cc: linux-kernel@xxxxxxxxxxxxxxx
Sent: Monday, June 25, 2012 9:40:49 PM
Subject: Re: perf report does not get along with perf record -A
On 6/25/12 6:10 PM, Martin Rosenberg wrote:
> I'm working under the assumption that if I want to collect statistics from multiple runs of a program, I can do this by running
> perf record prog; perf record -A prog; perf record -A prog
>
> I've found that running perf record twice results in perf report hanging, and running it more than twice results in perf report first spewing a message about invalid formats, then crashing.
> A log of the session, as well as the binary, its input and perf.data can be found at:
What does 'perf --version' show?
David
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