perf top - another one.
Samples: 16K of event 'cycles', Event count (approx.): 161005996
Overhead Shared Object Symbol
9,01% libslang.so.2.3.0 [.] SLsmg_write_chars
3,82% libslang.so.2.3.0 [.] SLtt_smart_puts
3,63% perf [.] 0x000000000005a0b7
1,98% perf [.] 0x00000000000a729e
1,29% perf [.] 0x00000000000968c2
1,24% libc-2.21.so [.] vfprintf
1,20% [kernel] [k] menu_select
1,02% perf [.] 0x00000000000a72b4
0,91% perf [.] 0x00000000000633a5
0,82% perf [.] 0x0000000000097e85
0,80% [kernel] [k] acpi_os_read_port
0,79% perf [.] 0x0000000000097e4f
0,73% libslang.so.2.3.0 [.] 0x0000000000099dd7
0,72% libslang.so.2.3.0 [.] 0x0000000000099de5
0,67% perf [.] 0x00000000000a71e1
0,62% libslang.so.2.3.0 [.] 0x0000000000099e41
0,62% perf [.] 0x0000000000095bf7
0,60% libslang.so.2.3.0 [.] 0x0000000000099dc1
0,59% [kernel] [k] kmem_cache_alloc
0,56% libslang.so.2.3.0 [.] SLsmg_write_wrapped_string
0,55% [kernel] [k] __schedule
0,54% libslang.so.2.3.0 [.] 0x0000000000099e20
0,52% perf [.] 0x00000000000a7271
0,52% [kernel] [k] timerqueue_add
0,51% [kernel] [k] acpi_os_write_port
0,51% perf [.] 0x000000000005a08b
0,47% perf [.] 0x00000000000a72a2
0,46% perf [.] 0x0000000000097e35
0,44% [kernel] [k] int_sqrt
0,41% [kernel] [k] update_blocked_averages
0,40% [kernel] [k] find_busiest_group
0,39% perf [.] 0x0000000000097e3f
0,38% libslang.so.2.3.0 [.] 0x0000000000099dae
0,38% libslang.so.2.3.0 [.] 0x0000000000099e2e
0,38% libslang.so.2.3.0 [.] 0x0000000000099e0b
0,38% libslang.so.2.3.0 [.] 0x0000000000099df5
0,37% perf [.] 0x0000000000097df0
0,37% [kernel] [k] enqueue_entity
0,37% perf [.] 0x00000000000a71f5
0,37% [kernel] [k] update_curr
0,36% libslang.so.2.3.0 [.] 0x0000000000099ea7
0,36% [kernel] [k] run_timer_softirq
no symbols found in /sbin/mdadm, maybe install a debug package?
Is this what you need or do I need to call perf top with different parameters?
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https://bugs.launchpad.net/bugs/1472293
Title:
load >= 1 while idle for no obvious reason with ACPI
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