update readme

bluetooth/tracing/readme.md

@@ -19,10 +19,16 @@ From an administrator command prompt:
 From an administrator command prompt: 
 1. Run as admin: "wpr.exe -boottrace -addboot BluetoothStack.wprp"
 2. Reboot machine 
-  * Trace is not running until you reboot the machine
+
+  *Note: Trace is not running until you reboot the machine*
+
 3. Reproduce the issue - log will keep running across reboots until you stop it manually
 4. Run as admin: "wpr.exe -boottrace -stopboot bth_tracing.etl"
 
+## Verbose/Non-verbose logs
+1. The above collects Verbose logs by default.
+2. If you don't need verbose logs, replace start tracing commands above with: "wpr.exe -start BluetoothStack.wprp.Light"
+
 ## Collecting logs for driver or setup issues
 * Attach c:\windows\inf\setupapi.*.log and c:\Windows\Panther\setupact.log and c:\windows\logs\windowsupdate\* to the bug.
 * Attach Microsoft-Windows-Kernel-PnP%4Configuration.evtx (In event viewer as Microsoft-Windows-Kernel-PnP\Configuration).