[show logging] For following, change 'tail -f' to 'tail -F' in order to retry in the case log is rotated (#240)

Author: jleveque

show/main.py

@@ -566,7 +566,7 @@ def psustatus(index):
 def logging(process, lines, follow):
     """Show system log"""
     if follow:
-        run_command("sudo tail -f /var/log/syslog")
+        run_command("sudo tail -F /var/log/syslog")
     else:
         if os.path.isfile("/var/log/syslog.1"):
             command = "sudo cat /var/log/syslog.1 /var/log/syslog"