docs: add gotcha for activating the python 3 env

Add instructions for gotcha when activating the python 3 env.

Change-Id: Ia531ca796ad15354974dee13033a8d97a42c7747
Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Christian Trautman <ctrautma@redhat.com>
Reviewed-by: Martin Klozik <martinx.klozik@intel.com>
Reviewed-by: Al Morton <acmorton@att.com>

diff --git a/docs/configguide/installation.rst b/docs/configguide/installation.rst
index 4ec1419..5072dee 100755 (executable)
--- a/docs/configguide/installation.rst
+++ b/docs/configguide/installation.rst
@@ -104,6 +104,29 @@ Fedora, RedHat and Ubuntu
     $ cd $HOME/vsperfenv
     $ source bin/activate
 
+Gotcha
+^^^^^^
+.. code:: bash
+   $ source bin/activate
+   Badly placed ()'s.
+
+Check what type of shell you are using
+
+.. code:: bash
+   echo $shell
+   /bin/tcsh
+
+See what scripts are available in $HOME/vsperfenv/bin
+
+.. code:: bash
+   $ ls bin/
+   activate          activate.csh      activate.fish     activate_this.py
+
+source the appropriate script
+
+.. code:: bash
+   $ source bin/activate.csh
+
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