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Bug #544 » perf-report-2.1-stable.txt

Stanislav Vovk, 05/30/2013 07:47 AM

 
# ========
# captured on: Thu May 30 12:46:18 2013
# hostname : du1
# os release : 3.4.34-rt40-00001-g7f4955b
# perf version : CNX9012627.R2A140.1.gbf5b482
# arch : ppc
# nrcpus online : 4
# nrcpus avail : 4
# cpudesc : 476dd2
# cpuid : 4517,8384
# total memory : 1420008 kB
# cmdline : /root/perf record -e cpu-clock,task-clock,page-faults,minor-faults:u,major-faults,cs,migrations,alignment-faults,emulation-faults ./ltt-test-2.1-s -l 1000000 -t 1
# event : name = cpu-clock, type = 1, config = 0x0, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 265, 266, 267, 268 }
# event : name = task-clock, type = 1, config = 0x1, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 269, 270, 271, 272 }
# event : name = page-faults, type = 1, config = 0x2, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 273, 274, 275, 276 }
# event : name = minor-faults, type = 1, config = 0x5, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 1, id = { 277, 278, 279, 280 }
# event : name = major-faults, type = 1, config = 0x6, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 281, 282, 283, 284 }
# event : name = context-switches, type = 1, config = 0x3, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 285, 286, 287, 288 }
# event : name = CPU-migrations, type = 1, config = 0x4, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 289, 290, 291, 292 }
# event : name = alignment-faults, type = 1, config = 0x7, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 293, 294, 295, 296 }
# event : name = emulation-faults, type = 1, config = 0x8, config1 = 0x0, config2 = 0x0, excl_usr = 0, excl_kern = 0, id = { 297, 298, 299, 300 }
# HEADER_CPU_TOPOLOGY info available, use -I to display
# ========
#
# Events: 9K cpu-clock
#
# Overhead Command Shared Object Symbol
# ........ .............. ................................ ..........................................................
#
19.96% ltt-test-2.1-s [kernel.kallsyms] [k] _raw_spin_unlock_irqrestore
19.96% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] zalloc_shm
19.96% ltt-test-2.1-s libgcc_s.so.1 [.] uw_update_context_1
19.96% ltt-test-2.1-s [kernel.kallsyms] [k] perf_event_mmap_ctx
19.96% ltt-test-2.1-s [kernel.kallsyms] [k] inode_sb_list_add
0.03% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _shmp_offset
0.02% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_write
0.01% ltt-test-2.1-s ld-2.15.so [.] __tls_get_addr
0.01% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_write_event_header
0.01% ltt-test-2.1-s ltt-test-2.1-s [.] __event_probe__sample_component___trace1
0.01% ltt-test-2.1-s libc-2.15.so [.] memcpy
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_add
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_try_reserve
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_cmpxchg
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_reserve
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_commit
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_inc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_event_reserve
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] _rcu_read_unlock_bp
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] DoSyscall
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_event_write
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] _rcu_read_lock_update
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] _rcu_read_unlock_bp
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] __tracepoint_cb_sample_component___trace1
0.00% ltt-test-2.1-s libc-2.15.so [.] sched_getcpu
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_get_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_is_noref
0.00% ltt-test-2.1-s [vdso] [.] 0x001003bc
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] _raw_spin_unlock_irq
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] _rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] record_header_size
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] _rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_get_cpu
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_offset
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] lib_ring_buffer_align_ctx
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_read
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] last_tsc_overflow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] channel_get_private
0.00% ltt-test-2.1-s librt-2.15.so [.] clock_gettime
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] do_resched
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] __event_get_size__sample_component___trace1
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_clear_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_count_record
0.00% ltt-test-2.1-s libc-2.15.so [.] 0x0008f580
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_write_commit_counter
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_event_commit
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_put_cpu
0.00% ltt-test-2.1-s libc-2.15.so [.] strlen
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] _rcu_read_lock_update
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_check_deliver
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] save_last_tsc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] buf_offset
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] main
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] lib_ring_buffer_ctx_init
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_trunc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ctx_record
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ctx_get_size
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] lib_ring_buffer_align
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_ust_get_cpu
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] 00008000.got2.plt_pic32.__tls_get_addr@@GLIBC_2.3
0.00% ltt-test-2.1-s libc-2.15.so [.] memset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] trace_clock_read64
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] 00008000.got2.plt_pic32.__tls_get_addr@@GLIBC_2.3
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] __event_get_align__sample_component___trace1
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] rcu_read_unlock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_reserve_push_reader
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.__tls_get_addr@@GLIBC_2.3
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] buf_trunc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _shmp_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_align_ctx
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] tp_rcu_read_unlock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_align
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_set
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] tp_rcu_dereference_sym_bp
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] cds_list_empty
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_clock_read
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.memcpy@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] tp_rcu_read_lock_bp
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] syscall_dotrace_cont
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_add
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sys_getcpu
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_try_reserve_slow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_check_deliver
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] call___do_global_ctors_aux
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.rcu_read_lock_bp
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] preempt_schedule_irq
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_read
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] fget_light
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _shmp_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.clock_gettime@@GLIBC_2.2
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] file_update_time
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_spin_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __schedule
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sched_getcpu@@GLIBC_2.6
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pin_current_cpu
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pollwake
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_spin_lock
0.00% ltt-test-2.1-s libpthread-2.15.so [.] pthread_sigmask
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_buffer_end
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_cmpxchg
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pipe_write
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_count_records_overrun
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_clear_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_write_commit_counter
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_switch_old_end
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_reserve_slow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.rcu_read_unlock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sigaddset@@GLIBC_2.0
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sys_rt_sigprocmask
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] finish_task_switch
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] migrate_disable
0.00% ltt-test-2.1-s libpthread-2.15.so [.] 0x0000f8ac
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_offset_address
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.lib_ring_buffer_offset_address
0.00% ltt-test-2.1-s libc-2.15.so [.] sigaddset
0.00% ltt-test-2.1-s libc-2.15.so [.] sigismember
0.00% ltt-test-2.1-s ld-2.15.so [.] 0x00006320
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] ret_from_syscall
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __set_task_blocked
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __srcu_read_lock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rcu_note_context_switch
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] do_sync_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] vfs_write
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_is_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_clear_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_get_data_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_set_noref_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] buf_trunc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_vmcore_check_deliver
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_switch_new_start
0.00% ltt-test-2.1-s libc-2.15.so [.] sigpending
0.00% ltt-test-2.1-s libc-2.15.so [.] __sysconf
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] unpin_current_cpu
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] set_current_blocked
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sigprocmask
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] do_sigpending
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __rcu_read_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pagefault_disable
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] iov_fault_in_pages_read
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] schedule
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __raw_spin_lock_irqsave
0.00% ltt-test-2.1-s libpthread-2.15.so [.] write
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_ring_buffer_clock_read
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_record_header_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_packet_header_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_buffer_begin
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_get_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_set
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] shm_get_wakeup_fd
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] last_tsc_overflow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_poll_deliver
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sigpending@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sigismember@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.pthread_sigmask@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.write@@GLIBC_2.0
0.00% ltt-test-2.1-s libc-2.15.so [.] sigemptyset
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] recheck
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __copy_tofrom_user
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] current_fs_time
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] recalc_sigpending_tsk
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] recalc_sigpending
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __srcu_read_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] migrate_enable
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __wake_up_sync_key
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] current_kernel_time
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] find_get_page
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pagefault_enable
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] page_remove_rmap
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sys_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pipe_iov_copy_from_user
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] link_path_walk
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] mnt_want_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __percpu_counter_add
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_mutex_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] _raw_spin_lock_irq


# Events: 9K task-clock
#
# Overhead Command Shared Object Symbol
# ........ .............. ................................ ..........................................................
#
19.96% ltt-test-2.1-s libc-2.15.so [.] 0x0008f634
19.96% ltt-test-2.1-s [kernel.kallsyms] [k] migrate_enable
19.96% ltt-test-2.1-s libc-2.15.so [.] mmap
19.96% ltt-test-2.1-s [kernel.kallsyms] [k] __mem_cgroup_commit_charge.constprop.46
19.96% ltt-test-2.1-s [kernel.kallsyms] [k] touch_atime
0.03% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _shmp_offset
0.02% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_write
0.01% ltt-test-2.1-s ld-2.15.so [.] __tls_get_addr
0.01% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_write_event_header
0.01% ltt-test-2.1-s libc-2.15.so [.] memcpy
0.01% ltt-test-2.1-s ltt-test-2.1-s [.] __event_probe__sample_component___trace1
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_try_reserve
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_cmpxchg
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_add
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_inc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_commit
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] _rcu_read_unlock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_reserve
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_event_reserve
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_event_write
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] _rcu_read_lock_update
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] DoSyscall
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] _rcu_read_unlock_bp
0.00% ltt-test-2.1-s libc-2.15.so [.] sched_getcpu
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] __tracepoint_cb_sample_component___trace1
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_get_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_is_noref
0.00% ltt-test-2.1-s [vdso] [.] 0x001003bc
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] _rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] record_header_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_offset
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] _raw_spin_unlock_irq
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] lib_ring_buffer_align_ctx
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] _rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_get_cpu
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_read
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_index
0.00% ltt-test-2.1-s librt-2.15.so [.] clock_gettime
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] do_resched
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] channel_get_private
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_count_record
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_check_deliver
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] __event_get_size__sample_component___trace1
0.00% ltt-test-2.1-s libc-2.15.so [.] strlen
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] last_tsc_overflow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ctx_record
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_clear_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_put_cpu
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] _rcu_read_lock_update
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] 00008000.got2.plt_pic32.__tls_get_addr@@GLIBC_2.3
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_trunc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_write_commit_counter
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] main
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] 00008000.got2.plt_pic32.__tls_get_addr@@GLIBC_2.3
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] _raw_spin_unlock_irqrestore
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] lib_ring_buffer_align
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_event_commit
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] lib_ring_buffer_ctx_init
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ctx_get_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] save_last_tsc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lttng_ust_get_cpu
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] buf_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_reserve_push_reader
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] __event_get_align__sample_component___trace1
0.00% ltt-test-2.1-s libc-2.15.so [.] memset
0.00% ltt-test-2.1-s liburcu-bp.so.2.0.0 [.] rcu_read_unlock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] trace_clock_read64
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.__tls_get_addr@@GLIBC_2.3
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] tp_rcu_read_unlock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_align_ctx
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _shmp_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] buf_trunc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_clock_read
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_align
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] tp_rcu_dereference_sym_bp
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sys_getcpu
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] cds_list_empty
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_set
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.memcpy@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust-tracepoint.so.0.0.0 [.] tp_rcu_read_lock_bp
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_check_deliver
0.00% ltt-test-2.1-s ltt-test-2.1-s [.] call___do_global_ctors_aux
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_add
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.clock_gettime@@GLIBC_2.2
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_try_reserve_slow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sched_getcpu@@GLIBC_2.6
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] preempt_schedule_irq
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.rcu_read_lock_bp
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] syscall_dotrace_cont
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_clear_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_write_commit_counter
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_reserve_slow
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] fget_light
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_cmpxchg
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_switch_old_end
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pin_current_cpu
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sys_rt_sigprocmask
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_spin_unlock
0.00% ltt-test-2.1-s libpthread-2.15.so [.] pthread_sigmask
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _shmp_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_read
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.rcu_read_unlock_bp
0.00% ltt-test-2.1-s libc-2.15.so [.] sigaddset
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pipe_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] file_update_time
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __schedule
0.00% ltt-test-2.1-s ld-2.15.so [.] 0x00006320
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] ret_from_syscall
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] do_sigpending
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] finish_task_switch
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] migrate_disable
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] do_sync_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pollwake
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_spin_lock
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_buffer_end
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] buf_trunc
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_index
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] unpin_current_cpu
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rcu_note_context_switch
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] vfs_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] schedule
0.00% ltt-test-2.1-s libpthread-2.15.so [.] 0x0000f8ac
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_offset_address
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_set_noref_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_set_noref_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_vmcore_check_deliver
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_poll_deliver
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_switch_new_start
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.pthread_sigmask@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sigaddset@@GLIBC_2.0
0.00% ltt-test-2.1-s libc-2.15.so [.] sigismember
0.00% ltt-test-2.1-s libc-2.15.so [.] __sysconf
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __set_task_blocked
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sigprocmask
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __srcu_read_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] try_to_wake_up
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __rcu_read_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] sys_write
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] iov_fault_in_pages_read
0.00% ltt-test-2.1-s libpthread-2.15.so [.] write
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_get_records_lost_full
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_get_records_lost_wrap
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_record_header_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_buffer_begin
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_get_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] v_set
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_get_index
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_id_clear_noref
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_set_data_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuffer_get_data_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] subbuf_offset
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] last_tsc_overflow
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] lib_ring_buffer_get_data_size
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.lib_ring_buffer_offset_address
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sigismember@@GLIBC_2.0
0.00% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] 00008000.got2.plt_pic32.sigemptyset@@GLIBC_2.0
0.00% ltt-test-2.1-s libc-2.15.so [.] sigemptyset
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] recheck
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] current_fs_time
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] recalc_sigpending_tsk
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] recalc_sigpending
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] set_current_blocked
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __srcu_read_lock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __wake_up_sync_key
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] current_kernel_time
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] find_get_page
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pagefault_enable
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pagefault_disable
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __mem_cgroup_uncharge_common
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rw_verify_area
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] pipe_iov_copy_from_user
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __mark_inode_dirty
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __fsnotify_parent
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] __percpu_counter_add
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_mutex_lock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] rt_mutex_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] _mutex_unlock
0.00% ltt-test-2.1-s [kernel.kallsyms] [k] _raw_spin_lock_irq


# Events: 36 page-faults
#
# Overhead Command Shared Object Symbol
# ........ .............. ..................... .................................
#
54.31% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _get_num_possible_cpus
38.26% ltt-test-2.1-s ld-2.15.so [.] 0x00017774
1.88% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] num_possible_cpus
1.79% ltt-test-2.1-s libgcc_s.so.1 [.] uw_frame_state_for
0.85% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] get_map_shm
0.77% ltt-test-2.1-s libc-2.15.so [.] memset
0.60% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_buffer_begin
0.34% ltt-test-2.1-s libc-2.15.so [.] 0x00083948
0.26% ltt-test-2.1-s libc-2.15.so [.] socket
0.17% ltt-test-2.1-s [kernel.kallsyms] [k] __clear_user
0.09% ltt-test-2.1-s perf [.] perf_evlist__prepare_workload
0.09% ltt-test-2.1-s libpthread-2.15.so [.] 0x00012084
0.09% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ustcomm_connect_unix_sock
0.09% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] handle_message
0.09% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ust_listener_thread
0.09% ltt-test-2.1-s libc-2.15.so [.] _setjmp
0.09% ltt-test-2.1-s libc-2.15.so [.] strchr
0.09% ltt-test-2.1-s libc-2.15.so [.] execvpe
0.09% ltt-test-2.1-s [kernel.kallsyms] [k] __copy_tofrom_user


# Events: 32 minor-faults
#
# Overhead Command Shared Object Symbol
# ........ .............. ..................... ...................................
#
64.26% ltt-test-2.1-s libc-2.15.so [.] opendir
19.58% ltt-test-2.1-s ld-2.15.so [.] 0x00017774
11.46% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] _lttng_event_metadata_statedump
1.50% ltt-test-2.1-s libgcc_s.so.1 [.] __do_global_ctors_aux
1.23% ltt-test-2.1-s libc-2.15.so [.] 0x00083948
0.82% ltt-test-2.1-s libc-2.15.so [.] memset
0.48% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] client_buffer_begin
0.20% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ust_listener_thread
0.07% ltt-test-2.1-s perf [.] perf_evlist__prepare_workload
0.07% ltt-test-2.1-s libpthread-2.15.so [.] 0x00012084
0.07% ltt-test-2.1-s liblttng-ust.so.0.0.0 [.] ustcomm_connect_unix_sock
0.07% ltt-test-2.1-s libc-2.15.so [.] _setjmp
0.07% ltt-test-2.1-s libc-2.15.so [.] strchr
0.07% ltt-test-2.1-s libc-2.15.so [.] execvpe
0.07% ltt-test-2.1-s libc-2.15.so [.] socket


# Events: 0 major-faults
#
# Overhead Command Shared Object Symbol
# ........ ....... ............. ......
#


# Events: 2K context-switches
#
# Overhead Command Shared Object Symbol
# ........ .............. ................. ........................
#
93.45% ltt-test-2.1-s [kernel.kallsyms] [k] schedule
6.43% ltt-test-2.1-s [kernel.kallsyms] [k] preempt_schedule_irq
0.11% ltt-test-2.1-s [kernel.kallsyms] [k] preempt_schedule


# Events: 2 CPU-migrations
#
# Overhead Command Shared Object Symbol
# ........ .............. ................. ....................
#
100.00% ltt-test-2.1-s [kernel.kallsyms] [k] wake_up_new_task


# Events: 0 alignment-faults
#
# Overhead Command Shared Object Symbol
# ........ ....... ............. ......
#


# Events: 2 emulation-faults
#
# Overhead Command Shared Object Symbol
# ........ .............. ............. .....................
#
50.00% ltt-test-2.1-s libc-2.15.so [.] __libc_start_main
50.00% ltt-test-2.1-s ld-2.15.so [.] 0x000154b4


#
# (For a higher level overview, try: perf report --sort comm,dso)
#
(6-6/7)