Add an estimate of CPU increase for compression

bboreham · bboreham · commit b99a0d3caa95 · 2019-08-06T13:59:42.000Z
Signed-off-by: Bryan Boreham &lt;bryan@weave.works&gt;
diff --git a/docs/running.md b/docs/running.md
@@ -103,7 +103,8 @@ Now, some rules of thumb:
 
 If you turn on compression between distributors and ingesters (for
 example to save on inter-zone bandwidth charges at AWS) they will use
-significantly more CPU.
+significantly more CPU (approx 100% more for distributor and 50% more
+for ingester).
 
 ### Caching
 
