Update README.md

README.md

@@ -339,7 +339,7 @@ By default, we use a _simple_ strategy to calculate resource recommendations. It
 
 - For CPU, we set a request at the 99th percentile with no limit. Meaning, in 99% of the cases, your CPU request will be sufficient. For the remaining 1%, we set no limit. This means your pod can burst and use any CPU available on the node - e.g. CPU that other pods requested but aren’t using right now.
 
-- For memory, we take the maximum value over the past week and add a 5% buffer.
+- For memory, we take the maximum value over the past week and add a 15% buffer.
 
 ### Prometheus connection