Improve metrics fetcher logging

theodolite/src/main/kotlin/theodolite/evaluation/AnalysisExecutor.kt

@@ -38,7 +38,7 @@ class AnalysisExecutor(
 
         try {
             val ioHandler = IOHandler()
-            val resultsFolder: String = ioHandler.getResultFolderURL()
+            val resultsFolder = ioHandler.getResultFolderURL()
             val fileURL = "${resultsFolder}exp${executionId}_${load.get()}_${res.get()}_${slo.sloType.toSlug()}"
 
             val prometheusData = executionIntervals

theodolite/src/main/kotlin/theodolite/evaluation/MetricFetcher.kt

@@ -45,10 +45,11 @@ class MetricFetcher(private val prometheusURL: String, private val offset: Durat
         )
 
         while (counter < RETRIES) {
+            logger.info { "Request collected metrics from Prometheus for interval [$offsetStart,$offsetEnd]." }
             val response = get("$prometheusURL/api/v1/query_range", params = parameter, timeout = TIMEOUT)
             if (response.statusCode != 200) {
                 val message = response.jsonObject.toString()
-                logger.warn { "Could not connect to Prometheus: $message. Retrying now." }
+                logger.warn { "Could not connect to Prometheus: $message. Retry $counter/$RETRIES." }
                 counter++
             } else {
                 val values = parseValues(response)