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SubjectRe: KVM usability
On 03/07/2010 05:14 PM, Luca Barbieri wrote:
>> perf really is wonderful, but to be really competitive, and usable to more
>> developers, it needs to be in a graphical environment. I want 'perf report'
>> output to start out collapsed and drill down by clicking on a tree widget.
>> Clicking on a function name opens its definition. 'perf annotate' should
>> display annotations on my editor window, not in a pager. I should be able
>> to check events on a list, not using 'perf list'.
>>
>> Is something like that suitable for tools/perf/? I think you'll find the
>> intersection of kernel developers and GUI developers to be fairly small.
>>
> The latest versions of Gnome Sysprof use perf and provide a GTK+ tree
> interface for the profiling output.
>
> However, they are not configurable at all and don't support anything
> but call graph profiling, unless they added more features very
> recently.
> It would be nice to extend sysprof into a more capable tool, and one
> that can read perf output files and do so when launched from the
> command line.
>

Looks like a step in the right direction. I don't think this belong in
tools/, though.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.



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