I had to change this configuration: metrics.reporter.prom.class: "org.apache.flink.metrics.prometheus.PrometheusReporter"
to this for Flink 1.16: metrics.reporter.prom.factory.class: "org.apache.flink.metrics.prometheus.PrometheusReporterFactory" Someone emailed me this fix directly. It works! Thank you :) On Wed, Nov 23, 2022 at 4:39 PM Clayton Wohl <claytonw...@gmail.com> wrote: > When upgrading an application from Flink 1.14.6 to Flink 1.16.0, I get the > following exception: > > ERROR org.apache.flink.runtime.metrics.ReporterSetup - Could not > instantiate metrics reporter prom. Metrics might not be exposed/reported. > > java.lang.InstantiationException: > org.apache.flink.metrics.prometheus.PrometheusReporter > > at java.lang.Class.newInstance(Unknown Source) ~[?:?] > > at > org.apache.flink.runtime.metrics.ReporterSetup.loadViaReflection(ReporterSetup.java:467) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.metrics.ReporterSetup.loadReporter(ReporterSetup.java:409) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.metrics.ReporterSetup.setupReporters(ReporterSetup.java:328) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.metrics.ReporterSetup.fromConfiguration(ReporterSetup.java:209) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.startTaskManagerRunnerServices(TaskManagerRunner.java:223) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.start(TaskManagerRunner.java:288) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.runTaskManager(TaskManagerRunner.java:481) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.lambda$runTaskManagerProcessSecurely$5(TaskManagerRunner.java:525) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:28) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.runTaskManagerProcessSecurely(TaskManagerRunner.java:525) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.runTaskManagerProcessSecurely(TaskManagerRunner.java:505) > ~[flink-runtime-1.16.0.jar:1.16.0] > > at > org.apache.flink.runtime.taskexecutor.TaskManagerRunner.main(TaskManagerRunner.java:463) > ~[flink-runtime-1.16.0.jar:1.16.0] > > Caused by: java.lang.NoSuchMethodException: > org.apache.flink.metrics.prometheus.PrometheusReporter.<init>() > > at java.lang.Class.getConstructor0(Unknown Source) ~[?:?] > > ... 13 more > > > > Has the method mentioned been removed or changed in 1.16.0? > > > If it matters, I'm running this on Kubernetes with the Spotify Flink > Operator. >
