Merge pull request #299 from grafana/querier-1.9-deprecation

Replace use of querier.compress-http-responses removed in Cortex 1.9

Author: pracucci

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## master / unreleased
 
+* [CHANGE] Replace use of removed Cortex CLI flag `-querier.compress-http-responses` for query frontend with `-api.response-compression-enabled`. #299
 * [CHANGE] The default dashboards config now display panels for the Cortex blocks storage only. If you're running Cortex chunks storage, please change `storage_engine` config to `['chunks']` or `['chunks', 'blocks']` if running both. #302
 * [FEATURE] Added "Cortex / Rollout progress" dashboard. #289 #290
 * [FEATURE] Added support for using query-scheduler component, which moves the queue out of query-frontend, and allows scaling up of query-frontend component. #295

cortex/query-frontend.libsonnet

@@ -26,9 +26,9 @@
       // So that exporters like cloudwatch can still send in data and be un-cached.
       'frontend.max-cache-freshness': '10m',
 
-      // Compress HTTP responses; improves latency for very big results and slow
+      // Use GZIP compression for API responses; improves latency for very big results and slow
       // connections.
-      'querier.compress-http-responses': true,
+      'api.response-compression-enabled': true,
 
       // So it can receive big responses from the querier.
       'server.grpc-max-recv-msg-size-bytes': 100 << 20,