From 8f6fd855a1ece5c23d9795a066e305532d56d304 Mon Sep 17 00:00:00 2001
From: Clay Gerrard <clay.gerrard@gmail.com>
Date: Wed, 23 Sep 2015 16:58:54 -0700
Subject: [PATCH] Add search filter examples to swift-ring-builder dispersion
 help

... because I always forget how to regex and have to independently
discover it everytime I want to use the tool!

Change-Id: I00d5ab6f573ef26e7e10502493c0066623583b00
---
 swift/cli/ringbuilder.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/swift/cli/ringbuilder.py b/swift/cli/ringbuilder.py
index a6860c98de..ca2e567c65 100755
--- a/swift/cli/ringbuilder.py
+++ b/swift/cli/ringbuilder.py
@@ -871,7 +871,15 @@ swift-ring-builder <builder_file> dispersion <search_filter> [options]
     --verbose option will display dispersion graph broken down by tier
 
     You can filter which tiers are evaluated to drill down using a regex
-    in the optional search_filter arguemnt.
+    in the optional search_filter arguemnt.  i.e.
+
+        swift-ring-builder <builder_file> dispersion "r\d+z\d+$" -v
+
+    ... would only display rows for the zone tiers
+
+        swift-ring-builder <builder_file> dispersion ".*\-[^/]*$" -v
+
+    ... would only display rows for the server tiers
 
     The reports columns are: