Fix an issue in concurrency load rule

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

Author: alexellis

chart/openfaas/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 type: application
 description: OpenFaaS - Serverless Functions Made Simple
 name: openfaas
-version: 10.0.5
+version: 10.0.6
 sources:
 - https://github.com/openfaas/faas
 - https://github.com/openfaas/faas-netes

chart/openfaas/templates/prometheus-cfg.yaml

@@ -152,7 +152,7 @@ data:
           scaling_type: rps
 
       - record: job:function_current_load:sum
-        expr: sum by (function_name) (gateway_function_invocation_started{}) - sum by (function_name) ( gateway_function_invocation_total{}) and avg by (function_name) (gateway_service_target_load{scaling_type="capacity"}) > 1
+        expr: sum by(function_name) (gateway_function_invocation_started) - sum by(function_name) (gateway_function_invocation_total) and avg by(function_name) (gateway_service_target_load{scaling_type="capacity"}) > bool 1
         labels:
           scaling_type: capacity