[root@localhost dtrace]# uname -r 4.1.12-61.1.18.el7uek.x86_64 [root@localhost dtrace]# cat /etc/oracle-release Oracle Linux Server release 7.3 [root@localhost dtrace]# yum repolist Loaded plugins: langpacks, ulninfo repo id repo name status ol7_UEKR4/x86_64 Latest Unbreakable Enterprise Kernel Release 4 for Oracle Linux 7 342 ol7_latest/x86_64 Oracle Linux 7Server Latest (x86_64) 18,951 repolist: 19,293 下载DTRACE工具 http://www.oracle.com/technetwork/server-storage/linux/downloads/linux-dtrace-2800968.html 安装DTRACE工具 yum install dtrace-utils-devel-0.6.0-3.el7.x86_64.rpm yum install dtrace-utils-0.6.0-3.el7.x86_64.rpm 探针模块下载： [root@localhost]# dtrace -l [root@localhost]# cd /usr/lib/modules/4.1.12-61.1.18.el7uek.x86_64/kernel/drivers/dtrace/ [root@localhost dtrace]# ll total 5972 -rw-r--r--. 1 root root 410012 Nov 5 2016 dt_perf.ko -rw-r--r--. 1 root root 3647252 Nov 5 2016 dtrace.ko -rw-r--r--. 1 root root 411964 Nov 5 2016 dt_test.ko -rw-r--r--. 1 root root 431684 Nov 5 2016 fasttrap.ko -rw-r--r--. 1 root root 370844 Nov 5 2016 profile.ko -rw-r--r--. 1 root root 477668 Nov 5 2016 sdt.ko -rw-r--r--. 1 root root 352132 Nov 5 2016 systrace.ko 使用前加载跟踪模块： [root@localhost ~]# modprobe sdt [root@localhost ~]# modprobe systrace [root@localhost ~]# modprobe fasttrap [root@localhost ~]# modprobe profile [root@localhost ~]# lsmod |grep dtrace dtrace 147456 4 sdt,fasttrap,systrace,profile ctf 16384 1 dtrace [root@localhost ~]# dtrace -l [root@localhost ~]# dtrace -l -P io ID PROVIDER MODULE FUNCTION NAME 358 io vmlinux end_bio_bh_io_sync done 359 io vmlinux __wait_on_buffer wait-start 360 io vmlinux __wait_on_buffer wait-done 363 io vmlinux _submit_bh start [root@localhost ~]# dtrace -l -P proc ID PROVIDER MODULE FUNCTION NAME 159 proc vmlinux do_fork lwp-create 160 proc vmlinux do_fork create 164 proc vmlinux do_exit lwp-exit 165 proc vmlinux do_exit exit 178 proc vmlinux __send_signal signal-send 179 proc vmlinux __send_signal signal-discard 181 proc vmlinux send_sigqueue signal-send 183 proc vmlinux get_signal signal-handle 185 proc vmlinux do_sigtimedwait signal-clear 206 proc vmlinux schedule_tail start 207 proc vmlinux schedule_tail lwp-start 333 proc vmlinux do_execveat_common exec-failure 334 proc vmlinux do_execveat_common exec 336 proc vmlinux do_execveat_common exec-success [root@localhost ~]# dtrace -l -P sched ID PROVIDER MODULE FUNCTION NAME 8 sched vmlinux __schedule off-cpu 10 sched vmlinux __schedule preempt 11 sched vmlinux __schedule sleep 12 sched vmlinux __schedule remain-cpu 13 sched vmlinux yield_to surrender 194 sched vmlinux enqueue_task enqueue 195 sched vmlinux dequeue_task dequeue 197 sched vmlinux finish_task_switch on-cpu 199 sched vmlinux set_user_nice change-pri 209 sched vmlinux sys_sched_yield surrender 211 sched vmlinux try_to_wake_up wakeup 247 sched vmlinux update_process_times tick