docs: Update process of finding out container PID.

1 files changed, 7 insertions, 1 deletions

diff --git a/README.org b/README.org
index d770195..74be432 100644
--- a/README.org
+++ b/README.org
@@ -60,9 +60,15 @@ When you start the container, you can get a shell into the container using the
 can get with something like:
 
 #+BEGIN_SRC sh
-  ps -e | grep shepherd
+  ps -u root -f --forest | grep -A4 '/usr/local/bin/genenetwork-development-container'
 #+END_SRC
 
+Where =/usr/local/bin/genenetwork-development-container= is the path used for
+invoking (running) the system container.
+
+Once you have a listing, get the PID for the =shepherd= process. You could pipe
+the output of the command above to ~grep 'shepherd'~ to ease your search.
+
 That will give you output of the form:
 
 #+BEGIN_EXAMPLE