#excluding locking markers (high traffic)
echo Connecting all markers
-MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -v ^core_|grep -v ^locking_`
+MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -v ^core_|grep -v ^locking_|grep -v ^lockdep_`
for a in $MARKERS; do
echo Connecting $a
#redirect markers carrying state information to dedicated channels
case $a in
- list_process_state|user_generic_thread_brand|fs_exec|kernel_process_fork|kernel_process_free|kernel_process_exit|kernel_arch_kthread_create|list_statedump_end|list_vm_map)
+ list_process_state|list_file_descriptor|user_generic_thread_brand|fs_exec|kernel_process_fork|kernel_process_free|kernel_process_exit|kernel_arch_kthread_create|list_statedump_end|list_vm_map)
CHANNEL=processes
;;
- list_interrupt|statedump_idt_table|statedump_sys_call_table)
+ list_interrupt|statedump_idt_table|statedump_sys_call_table|statedump_softirq_vec)
CHANNEL=interrupts
;;
list_network_ipv4_interface|list_network_ip_interface)
CHANNEL=network
;;
- kernel_module_load|kernel_module_free)
+ list_module|kernel_module_load|kernel_module_free)
CHANNEL=modules
;;
*)
echo "connect $a default dynamic $CHANNEL" > /proc/ltt
done
+
+
+# Connect the interesting high-speed markers to the marker tap.
+# Markers starting with "tap_" are considered high-speed.
+echo Connecting high-rate markers to tap
+MARKERS=`cat /proc/ltt | grep ^tap_`
+
+#Uncomment the following to also record lockdep events.
+#MARKERS=`cat /proc/ltt | grep -e ^tap_ -e ^lockdep`
+
+for a in $MARKERS; do
+ echo Connecting $a
+
+ #redirect markers carrying state information to dedicated channels
+ case $a in
+ *)
+ CHANNEL=
+ ;;
+ esac
+
+ echo "connect $a ltt_tap_marker dynamic $CHANNEL" > /proc/ltt
+done