Starting GDB
----------------------------
-Once at the gdb prompt VPP can be started with the following:
+Once at the gdb prompt, VPP can be started by running the following commands:
.. code-block:: console
Starting program: /scratch/vpp-master/build-root/install-vpp_debug-native/vpp/bin/vpp -c /etc/vpp/startup.conf
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
- vlib_plugin_early_init:361: plugin path /scratch/vpp-master/build-root/install-vpp_debug-native/vpp/lib/vpp_plugins:/scratch/vpp-master/build-root/install-vpp_debug-native/vpp/lib64/vpp_plugins
+ vlib_plugin_early_init:361: plugin path /scratch/vpp-master/build-root/install-vpp_debug-native/vpp/lib/vpp_plugins:/scratch/vpp-master/build-root/install-vpp_debug-native/vpp/lib/vpp_plugins
....
Backtrace
----------------------------
-If you encounter issues when running VPP, such as VPP terminating due to a segfault
-or abort signal, you can run the VPP debug binary and then execute **backtrace** or **bt**.
+If you encounter errors when running VPP, such as VPP terminating due to a segfault
+or abort signal, then you can run the VPP debug binary and then execute **backtrace** or **bt**.
.. code-block:: console
(gdb) bt
#0 ip4_icmp_input (vm=0x7ffff7b89a40 <vlib_global_main>, node=0x7fffb6bb6900, frame=0x7fffb6725ac0) at /scratch/vpp-master/build-data/../src/vnet/ip/icmp4.c:187
#1 0x00007ffff78da4be in dispatch_node (vm=0x7ffff7b89a40 <vlib_global_main>, node=0x7fffb6bb 6900, type=VLIB_NODE_TYPE_INTERNAL, dispatch_state=VLIB_NODE_STATE_POLLING, frame=0x7fffb6725ac0, last_time_stamp=10581236529 65565) at /scratch/vpp-master/build-data/../src/vlib/main.c:988
- #2 0x00007ffff78daa77 in dispatch_pending_node (vm=0x7ffff7b89a40 <vlib_global_main>, pending_f rame_index=6, last_time_stamp=1058123652965565) at /scratch/vpp-master/build-data/../src/vlib/main.c:1138
+ #2 0x00007ffff78daa77 in dispatch_pending_node (vm=0x7ffff7b89a40 <vlib_global_main>, pending_frame_index=6, last_time_stamp=1058123652965565) at /scratch/vpp-master/build-data/../src/vlib/main.c:1138
....
Get to the GDB prompt
---------------------------------------
-When running VPP is running get to the command prompt with CTRL-c.
+When VPP is running, you can get to the command prompt by pressing **CTRL+C**.
Breakpoints
---------------------------------------
-When at the GDB prompt set a breakpoint like so:
+When at the GDB prompt, set a breakpoint by running the commands below:
.. code-block:: console