Messages in this thread | | | Date | Tue, 26 Jan 2016 16:18:00 +0100 | From | Jiri Olsa <> | Subject | Re: [PATCHSET 00/12] perf tools: Apply percent-limit to callchains |
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On Tue, Jan 26, 2016 at 11:49:07PM +0900, Namhyung Kim wrote:
SNIP
> > __hrtimer_run_queues > > tick_sched_timer > > tick_sched_handle.isra.17 > > update_process_times > > scheduler_tick > > perf_event_task_tick > > perf_pmu_enable.part.87 > > x86_pmu_enable > > intel_pmu_enable_all > > intel_bts_enable_local > > > > 0.08% 0.00% perf [kernel.vmlinux] [k] perf_pmu_enable.part.87 > > 0.08% 0.00% perf [kernel.vmlinux] [k] perf_event_context_sched_in > > 0.08% 0.00% perf [kernel.vmlinux] [k] perf_event_exec > > 0.08% 0.00% perf [kernel.vmlinux] [k] setup_new_exec > > 0.08% 0.00% perf [kernel.vmlinux] [k] load_elf_binary > > 0.08% 0.00% perf [kernel.vmlinux] [k] search_binary_handler > > 0.08% 0.00% perf [kernel.vmlinux] [k] do_execveat_common.isra.33 > > 0.08% 0.00% perf [kernel.vmlinux] [k] sys_execve > > 0.08% 0.00% perf [kernel.vmlinux] [k] return_from_execve > > 0.08% 0.00% perf [unknown] [k] 0x00007f2175b35e07 > > 0.04% 0.00% perf [kernel.vmlinux] [k] perf_event_nmi_handler > > 0.04% 0.00% perf [kernel.vmlinux] [k] nmi_handle > > 0.04% 0.00% perf [kernel.vmlinux] [k] default_do_nmi > > 0.04% 0.00% perf [kernel.vmlinux] [k] do_nmi > > 0.04% 0.00% perf [kernel.vmlinux] [k] end_repeat_nmi > > 0.04% 0.04% perf [kernel.vmlinux] [k] x86_pmu_enable > > 0.04% 0.04% perf [kernel.vmlinux] [k] native_apic_mem_write > > > > What's the problem? Now by default callchains under 0.5% (absolute) > will not be shown. I think this is intended output, and we need to > consider changing the default percent limit.
hm, just the TUI shows +- for entries with no callchain
jirka
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