X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/6e066d1a18a699e7abb20dda25670f814e1eb3b3..46a6199f3a40a24ee145adc390500190b17a6395:/doc/install/install-api-server.html.textile.liquid

diff --git a/doc/install/install-api-server.html.textile.liquid b/doc/install/install-api-server.html.textile.liquid
index 9db9eb920f..b65fe6975d 100644
--- a/doc/install/install-api-server.html.textile.liquid
+++ b/doc/install/install-api-server.html.textile.liquid
@@ -59,7 +59,7 @@ Consult @config/application.default.yml@ for a full list of configuration option
 
 h3(#uuid_prefix). uuid_prefix
 
-It is recommended to explicitly define your @uuid_prefix@ in @config/application.yml@, by setting the 'uuid_prefix' field in the section for your environment.
+Define your @uuid_prefix@ in @config/application.yml@ by setting the @uuid_prefix@ field in the section for your environment.  This prefix is used for all database identifiers to identify the record as originating from this site.  It must be exactly 5 alphanumeric characters (lowercase ASCII letters and digits).
 
 h3(#git_repositories_dir). git_repositories_dir
 
@@ -77,7 +77,7 @@ h3. secret_token
 Generate a new secret token for signing cookies:
 
 <notextile>
-<pre><code>~/arvados/services/api$ <span class="userinput">rake secret</span>
+<pre><code>~/arvados/services/api$ <span class="userinput">ruby -e 'puts rand(2**400).to_s(36)'</span>
 zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
 </code></pre></notextile>