High gstreamer cpu load
marc lievens
mark.lievens at gmail.com
Fri Nov 27 03:18:40 PST 2015
Hi,
I added the perf top result, but at this time only for 1 camera.
If wanted I can try again after the weekend with about 5 cams if wanted
regards
2015-11-27 11:08 GMT+01:00 Tim Müller <tim at centricular.com>:
> On Fri, 2015-11-27 at 10:52 +0100, marc lievens wrote:
>
> > In meantime I also tried it on Linux with same result.
>
> What does 'sudo perf top' on Linux list at the top then?
>
> Regards
> -Tim
>
> --
> Tim Müller, Centricular Ltd - http://www.centricular.com
>
>
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Samples: 1M of event 'cycles', Event count (approx.): 6559933264
Overhead Shared Object Symbol ◆
2,64% libc-2.21.so [.] __mcount_internal ▒
1,47% [kernel] [k] __fget ▒
1,26% libc-2.21.so [.] _mcount ▒
1,06% libc-2.21.so [.] _int_malloc ▒
0,99% [kernel] [k] __schedule ▒
0,95% [kernel] [k] menu_select ▒
0,93% [kernel] [k] __i915_wait_request ▒
0,84% [unknown] [.] 0x00007f7b0932f884 ▒
0,81% perf [.] 0x00000000000dea16 ▒
0,79% [unknown] [.] 0x00007f7b0932f869 ▒
0,75% [kernel] [k] fput ▒
0,74% libc-2.21.so [.] _int_free ▒
0,74% perf [.] 0x000000000007ae97 ▒
0,71% [kernel] [k] _raw_spin_lock_irqsave ▒
0,63% libc-2.21.so [.] malloc ▒
0,60% [kernel] [k] sock_poll ▒
0,60% [kernel] [k] do_sys_poll ▒
0,59% [kernel] [k] update_cfs_shares ▒
0,58% [kernel] [k] timerqueue_add ▒
0,57% [kernel] [k] gen6_ring_get_seqno ▒
0,55% [kernel] [k] unix_poll ▒
0,54% [kernel] [k] enqueue_entity ▒
0,51% [kernel] [k] __switch_to ▒
0,49% [kernel] [k] entry_SYSCALL_64_after_swapgs ▒
0,48% libglib-2.0.so.0.4600.1 [.] g_mutex_lock ▒
0,45% [kernel] [k] _raw_spin_lock ▒
0,44% [kernel] [k] native_write_msr_safe ▒
0,42% [kernel] [k] copy_user_enhanced_fast_string ▒
0,42% libgobject-2.0.so.0.4600.1 [.] g_type_check_instance_is_fundamentally_a ▒
0,42% [kernel] [k] int_sqrt ▒
0,41% [kernel] [k] update_curr ▒
0,40% [kernel] [k] set_next_entity ▒
0,40% libpthread-2.21.so [.] pthread_mutex_lock ▒
0,39% [kernel] [k] entry_SYSCALL_64 ▒
0,36% [kernel] [k] pick_next_task_fair ▒
0,35% [kernel] [k] hrtimer_start_range_ns ▒
0,33% beam.smp [.] process_main ▒
0,33% libc-2.21.so [.] __strcmp_sse2_unaligned ▒
0,31% libc-2.21.so [.] __memcpy_sse2_unaligned ▒
0,31% [kernel] [k] __fget_light ▒
0,31% libpthread-2.21.so [.] pthread_mutex_unlock ▒
0,30% [kernel] [k] ktime_get ▒
0,29% [kernel] [k] __tick_nohz_idle_enter ▒
0,29% libglib-2.0.so.0.4600.1 [.] g_hash_table_lookup ▒
0,29% [kernel] [k] dequeue_entity ▒
0,28% [kernel] [k] unix_stream_read_generic ▒
0,28% [kernel] [k] _raw_spin_unlock_irqrestore ▒
0,28% libglib-2.0.so.0.4600.1 [.] g_mutex_unlock ▒
0,27% beam.smp [.] 0x00000000000b7ae8 ▒
0,27% [kernel] [k] rb_erase ▒
0,27% [kernel] [k] cpuacct_charge ▒
0,27% libc-2.21.so [.] free ▒
0,26% libQt5Core.so.5.4.2 [.] _ZN23QCoreApplicationPrivate34sendThrough▒
0,25% [kernel] [k] native_read_tsc ▒
0,25% [unknown] [.] 0x00007f7b0dd053df ▒
0,24% [kernel] [k] update_cfs_rq_blocked_load ▒
0,23% libglib-2.0.so.0.4600.1 [.] g_slice_alloc ▒
0,23% libgstreamer-1.0.so.0.700.0 [.] gst_pad_chain_data_unchecked ▒
0,22% [kernel] [k] dequeue_task_fair ▒
0,22% [kernel] [k] format_decode ▒
0,21% [unknown] [.] 0x00007f7b0dd03cec ▒
0,21% libQt5Core.so.5.4.2 [.] _ZN9QIODevice4readEPcx ▒
0,21% libglib-2.0.so.0.4600.1 [.] g_slice_free1 ▒
Failed to open /tmp/perf-1615.map, continuing without symbols
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