Amazon-EC2.md

@@ -2,6 +2,9 @@
 
 ## AWS Management Console
 
+The AWS Management Console is a Web interface with the following important
+options:
+
 * Instances
   * Windows and Linux instances in use
 
@@ -36,10 +39,6 @@
 
 ## Test Execution Overview
 
-* It may be a good idea to check that the programs on the machines and the
-  testing framework are up-to-date, especially if the machines have not been
-  used for a long time. See "Maintenance of the Testing Machine"
-
 * Create Amazon EC2 instances. See "Initializing the Testing Framework".
 
 * Control the Amazon EC2 instances. See "Remote Access".
@@ -80,7 +79,7 @@ IPs so that we won't be charged anymore. See "Stopping the Testing Framework".
 
 * Linux Instance
   * Use a SSH client to connect to the instance.
-  * Use the "screen" command to handle several windows. Quick guide to the screen environment: use "Ctrl + a, Ctrl + c" to create a new window, "Ctrl + a, Ctrl + n" to move to the next window, "Ctrl + a, Ctrl + p" to move to the previous window, use the "exit" command to close the current window and finally "Ctrl + a, Ctrl + d" to detach the screen session. When you detach a screen session, all the servers will keep running even if you logout from the SSH session. You can restore your screen session when you connect again with the command "screen -r" (provided the machine has not been stopped since your last connection).
+  * Use the "screen" command to handle several windows.
   * In one screen window, use "~/init.sh" to start the VNC server. On the machine 10.0.0.30, this will also mount the mathjaxtest bucket on ~/MathJax-results/ and start the task handler.
   * Use a VNC client to connect to the GUI.