opcontrol --start
u01@vm01:~/layout/oss/pango-1.36.8/pango-view/.libs$ sudo opcontrol --no-vmlinux --start ATTENTION: Use of opcontrol is discouraged. Please see the man page for operf. Using default event: CPU_CLK_UNHALTED:100000:0:1:1 Error: counter 0 not available nmi_watchdog using this resource ? Try: opcontrol --deinit echo 0 > /proc/sys/kernel/nmi_watchdog
sudo su
echo 0 > /proc/sys/kernel/nmi_watchdog