trunk/ltt-control/lttctl/ltt-armall.sh

   1 #excluding core markers (already connected)
   2 #excluding locking markers (high traffic)
   3
   4 echo Connecting all markers
   5 MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2 " " $4}'|sort -u|grep -v ^metadata|grep -v ^locking|grep -v ^lockdep`
   6
   7 #separator is newline
   8 IFS=$
   9 for a in $MARKERS; do
  10         echo Connecting $a
  11
  12         echo "connect $a default" > /proc/ltt
  13 #       #redirect markers carrying state information to dedicated channels
  14 #       case $a in
  15 #       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)
  16 #               CHANNEL=processes
  17 #               ;;
  18 #       list_interrupt|statedump_idt_table|statedump_sys_call_table|statedump_softirq_vec)
  19 #               CHANNEL=interrupts
  20 #               ;;
  21 #       list_network_ipv4_interface|list_network_ip_interface)
  22 #               CHANNEL=network
  23 #               ;;
  24 #       list_module|kernel_module_load|kernel_module_free)
  25 #               CHANNEL=modules
  26 #               ;;
  27 #       *)
  28 #               CHANNEL=
  29 #               ;;
  30 #       esac
  31
  32 done
  33
  34
  35 # Connect the interesting high-speed markers to the marker tap.
  36 # Markers starting with "tap_" are considered high-speed.
  37 echo Connecting high-rate markers to tap
  38 MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u |grep ^tap_`
  39
  40 #Uncomment the following to also record lockdep events.
  41 #MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -e ^tap_ -e ^lockdep`
  42
  43 #separator is newline
  44 IFS=$
  45 for a in $MARKERS; do
  46         echo Connecting $a
  47
  48         #redirect markers carrying state information to dedicated channels
  49         case $a in
  50         *)
  51                 CHANNEL=
  52                 ;;
  53         esac
  54
  55         echo "connect $a ltt_tap_marker" > /proc/ltt
  56 done