#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_|grep -v ^lockdep_`
+MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2 " " $4}'|sort -u|grep -v ^metadata|grep -v ^locking|grep -v ^lockdep`
+#separator is newline, ensure compatibility with bash and ash
+N="
+"
+
+IFS=${N}
for a in $MARKERS; do
echo Connecting $a
- #redirect markers carrying state information to dedicated channels
- case $a in
- 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|statedump_softirq_vec)
- CHANNEL=interrupts
- ;;
- list_network_ipv4_interface|list_network_ip_interface)
- CHANNEL=network
- ;;
- list_module|kernel_module_load|kernel_module_free)
- CHANNEL=modules
- ;;
- *)
- CHANNEL=
- ;;
- esac
+ echo "connect $a default" > /proc/ltt
+# #redirect markers carrying state information to dedicated channels
+# case $a in
+# 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|statedump_softirq_vec)
+# CHANNEL=interrupts
+# ;;
+# list_network_ipv4_interface|list_network_ip_interface)
+# CHANNEL=network
+# ;;
+# list_module|kernel_module_load|kernel_module_free)
+# CHANNEL=modules
+# ;;
+# *)
+# CHANNEL=
+# ;;
+# esac
- echo "connect $a default dynamic $CHANNEL" > /proc/ltt
done
#Uncomment the following to also record lockdep events.
#MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -e ^tap_ -e ^lockdep`
+IFS=${N}
for a in $MARKERS; do
echo Connecting $a
;;
esac
- echo "connect $a ltt_tap_marker dynamic $CHANNEL" > /proc/ltt
+ echo "connect $a ltt_tap_marker" > /proc/ltt
done