Clarify descriptions of APM indicators for SLOs

elastic · May 30, 2024 · cf5f6f8 · cf5f6f8
1 parent 7a8fd2f
commit cf5f6f8
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/docs/en/observability/slo-create.asciidoc b/docs/en/observability/slo-create.asciidoc
@@ -139,15 +139,16 @@ When defining a histogram metric SLI, set the following fields:
 [[apm-latency-sli]]
 === APM latency
 
-Create an indicator based on the APM data that you received from your instrumented services and a latency threshold.
+Create an indicator based on latency data received from your instrumented services and a latency threshold.
 
 *Example:* You can define an indicator on an APM service named `banking-service` for the `production` environment, and the transaction name `POST /deposit` with a latency threshold value of 300ms.
 
 [discrete]
 [[apm-availability-sli]]
 === APM availability
 
-Create an indicator based on the APM data received from your instrumented services.
+Create an indicator based on the availability of your instrumented services.
+Availability is determined by calculating the percentage of successful transactions (`event.outcome : "success"`) out of total transactions.
 
 *Example:* You can define an indicator on an APM service named `search-service` for the `production` environment, and the transaction name `POST /search`.