On Wed, Mar 09, 2016 at 12:06:40AM +0900, Namhyung Kim wrote:
> When a command-line filter was applied in hierarchy mode, output was
> broken especially when filtering on lower level. The higher level
> entries didn't show up so it's hard to see the result.
>
> Also it needs to handle multi sort keys in a single level of hierarchy.
>
> Before:
>
> $ perf report --hierarchy -s 'cpu,{dso,comm}' --comms swapper --stdio
> ...
> # Overhead CPU / Shared Object+Command
> # ........... ...........................
> #
> 13.79% [kernel.vmlinux] swapper
> 31.71% 000
> 13.80% [kernel.vmlinux] swapper
> 0.43% [e1000e] swapper
> 11.89% [kernel.vmlinux] swapper
> 9.18% [kernel.vmlinux] swapper
>
> After:
>
> # Overhead CPU / Shared Object+Command
> # ........... ...............................
> #
> 33.09% 003
> 13.79% [kernel.vmlinux] swapper
> 31.71% 000
> 13.80% [kernel.vmlinux] swapper
> 0.43% [e1000e] swapper
> 21.90% 002
> 11.89% [kernel.vmlinux] swapper
> 13.30% 001
> 9.18% [kernel.vmlinux] swapper
I'm getting funny numbers when using 'F' toggle in tui mode
[jolsa@krava perf]$ ./perf report --hierarchy -s 'cpu,{dso,comm}' --comms
swapper
Samples: 254 of event 'cycles:pp', Event count (approx.): 132263887
Overhead CPU / Shared Object+Command
◆
+ 69.85% 001
▒
+ 44.28% 000
▒
+ 41.62% 002
▒
+ 36.80% 003
[jolsa@krava perf]$ sudo ./perf top --hierarchy -s 'cpu,{dso,comm}' --comms
swapper
Overhead CPU / Shared O+Command
+ 320.64% 000
+ 179.91% 002
+ 137.05% 003
+ 88.37% 001
thanks,
jirka
