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tuxology/irqsoff-ubench1-out.txt

Created October 6, 2015 22:05
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irqsoff-ubench1-out.txt
[root@linus tracing]# cat trace
# tracer: irqsoff
#
# irqsoff latency trace v1.1.5 on 4.3.0-rc3+
# --------------------------------------------------------------------
# latency: 9994 us, #14/14, CPU#1 | (M:desktop VP:0, KP:0, SP:0 HP:0 #P:4)
# -----------------
# | task: insmod-29922 (uid:0 nice:0 policy:0 rt_prio:0)
# -----------------
# => started at: do_one_initcall
# => ended at: do_one_initcall
#
#
# _------=> CPU#
# / _-----=> irqs-off
# | / _----=> need-resched
# || / _---=> hardirq/softirq
# ||| / _--=> preempt-depth
# |||| / delay
# cmd pid ||||| time | caller
# \ / ||||| \ | /
insmod-29922 1d... 0us : <-do_one_initcall
insmod-29922 1d... 0us!: delay_tsc <-__const_udelay
insmod-29922 1d... 1000us!: delay_tsc <-__const_udelay
insmod-29922 1d... 1999us!: delay_tsc <-__const_udelay
insmod-29922 1d... 2998us!: delay_tsc <-__const_udelay
insmod-29922 1d... 3998us!: delay_tsc <-__const_udelay
insmod-29922 1d... 4997us!: delay_tsc <-__const_udelay
insmod-29922 1d... 5997us!: delay_tsc <-__const_udelay
insmod-29922 1d... 6996us!: delay_tsc <-__const_udelay
insmod-29922 1d... 7995us!: delay_tsc <-__const_udelay
insmod-29922 1d... 8995us!: delay_tsc <-__const_udelay
insmod-29922 1d... 9994us : <-do_one_initcall
insmod-29922 1d... 9995us : trace_hardirqs_on <-do_one_initcall
insmod-29922 1d... 10003us : <stack trace>
=>
=> do_one_initcall
=> do_init_module
=> load_module
=> SyS_finit_module
=> entry_SYSCALL_64_fastpath
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