Make sure we keep adb logs on buildbots.

Change-Id: I79239967a74eaef6d10b546407b223422741d157
diff --git a/tools/setup-buildbot-device.sh b/tools/setup-buildbot-device.sh
index 45b60dc..9e085b5 100755
--- a/tools/setup-buildbot-device.sh
+++ b/tools/setup-buildbot-device.sh
@@ -37,6 +37,14 @@
 echo -e "${green}Battery info${nc}"
 adb shell dumpsys battery
 
+echo -e "${green}Setting adb buffer size to 32MB${nc}"
+adb logcat -G 32M
+adb logcat -g
+
+echo -e "${green}Removing adb spam filter${nc}"
+adb logcat -P ""
+adb logcat -p
+
 echo -e "${green}Kill stalled dalvikvm processes${nc}"
 processes=$(adb shell "ps" | grep dalvikvm | awk '{print $2}')
 for i in $processes; do adb shell kill -9 $i; done