NOTE: PathPilot button pushes are being captured as shown below by
      open terminal window in linuxcnc-dev folder

cycle_start button was pressed at  2016-12-14 22:21:01
single_block button was pressed at  2016-12-14 22:21:03
feedhold button was pressed at  2016-12-14 22:21:05
coolant button was pressed at  2016-12-14 22:21:06
stop button was pressed at  2016-12-14 22:21:07
m01_break button was pressed at  2016-12-14 22:21:08
zero_x button was pressed at  2016-12-14 22:21:09
zero_y button was pressed at  2016-12-14 22:21:10
ref_z button was pressed at  2016-12-14 22:21:11
ref_a button was pressed at  2016-12-14 22:21:12
ccw button was pressed at  2016-12-14 22:21:15
spindle_stop button was pressed at  2016-12-14 22:21:16
jog_0001 button was pressed at  2016-12-14 22:21:17
jog_0010 button was pressed at  2016-12-14 22:21:18
jog_0100 button was pressed at  2016-12-14 22:21:19
jog_1000 button was pressed at  2016-12-14 22:21:20
cw button was pressed at  2016-12-14 22:21:21
spindle_stop button was pressed at  2016-12-14 22:21:43
cw button was pressed at  2016-12-14 22:21:45
spindle_range button was pressed at  2016-12-14 22:21:48


NOTE: linuxcnc is logged on as  redis servercmd=hget and cmd=client as shown below

client list
+1481785359.779578 [0 127.0.0.1:35433] "client" "list"
$298
id=26 addr=127.0.0.1:35411 fd=5 name= age=976 idle=975 flags=N db=0 sub=0 psub=0 multi=-1 qbuf=0 qbuf-free=0 obl=0 oll=0 omem=0 events=r cmd=hget
id=27 addr=127.0.0.1:35433 fd=6 name= age=748 idle=0 flags=O db=0 sub=0 psub=0 multi=-1 qbuf=0 qbuf-free=32768 obl=56 oll=0 omem=0 events=rw cmd=client

NOTE: Data transfer at linuxcnc-dev startup and redis server below

+1481785751.822477 [0 127.0.0.1:35411] "HSET" "machine_prefs" "active_tool" "0"
+1481785751.822849 [0 127.0.0.1:35411] "DEL" "recent_file_history"
+1481785893.893580 [0 127.0.0.1:35434] "LLEN" "recent_file_history"
+1481785893.956998 [0 127.0.0.1:35434] "HGET" "machine_prefs" "scanner_enabled"
+1481785894.054806 [0 127.0.0.1:35434] "HGET" "machine_prefs" "spindle_type"
+1481785894.055254 [0 127.0.0.1:35434] "HGET" "machine_prefs" "spindle_hispeed_min"
+1481785894.055562 [0 127.0.0.1:35434] "HGET" "machine_prefs" "spindle_hispeed_max"
+1481785894.056846 [0 127.0.0.1:35434] "HSET" "machine_prefs" "spindle_type" "0"
+1481785894.057095 [0 127.0.0.1:35434] "HGET" "machine_prefs" "touchscreen"
+1481785894.057213 [0 127.0.0.1:35434] "HGET" "machine_prefs" "probe_active_high"
+1481785894.057397 [0 127.0.0.1:35434] "HGET" "machine_prefs" "fourth_axis_homing_enabled"
+1481785894.058807 [0 127.0.0.1:35434] "HGET" "machine_prefs" "setter_height"
+1481785894.178018 [0 127.0.0.1:35434] "LLEN" "mdi_history"
+1481785894.178240 [0 127.0.0.1:35434] "HGET" "machine_prefs" "mdi_history_index"
+1481785894.178883 [0 127.0.0.1:35434] "HGETALL" "zbot_slot_table"
+1481785894.179659 [0 127.0.0.1:35434] "HGETALL" "zbot_slot_table"
+1481785894.180266 [0 127.0.0.1:35434] "HGETALL" "zbot_slot_table"
+1481785894.180871 [0 127.0.0.1:35434] "HGET" "machine_prefs" "toolchange_type"
+1481785894.181028 [0 127.0.0.1:35434] "HSET" "machine_prefs" "toolchange_type" "manual"
+1481785894.183329 [0 127.0.0.1:35434] "HGETALL" "conversational"
+1481785894.186110 [0 127.0.0.1:35434] "HGETALL" "conversational"
+1481785894.186230 [0 127.0.0.1:35434] "HGET" "machine_prefs" "spindle_range"
+1481785894.187474 [0 127.0.0.1:35434] "HGET" "machine_prefs" "home_switches_enabled"
+1481785894.187665 [0 127.0.0.1:35434] "HGET" "machine_prefs" "g30m998_move_z_only"
+1481785894.187838 [0 127.0.0.1:35434] "HSET" "machine_prefs" "g30m998_move_z_only" "True"
+1481785894.188139 [0 127.0.0.1:35434] "HGET" "machine_prefs" "usbio_enabled"
+1481785894.188278 [0 127.0.0.1:35434] "HGET" "machine_prefs" "injector_enabled"
+1481785894.188424 [0 127.0.0.1:35434] "HGET" "machine_prefs" "injector_dwell"
+1481785894.188635 [0 127.0.0.1:35434] "HGET" "machine_prefs" "door_sw_enabled"
+1481785894.188737 [0 127.0.0.1:35434] "HGET" "machine_prefs" "enc_door_open_max_rpm"
+1481785894.188969 [0 127.0.0.1:35434] "HGET" "machine_prefs" "numlock_on"