System Worker - error in prometheus reporter

[andrey-dubnik]

Hi, temporal system worker is spawning the warning messages which are affecting the prometheus reporter

Expected Behavior

No metric errors is expected

Actual Behavior

{"level":"warn","ts":"2022-08-24T14:38:26.166Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [namespace cluster_name client_name workflow_type activity_type operation type worker_type task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.168Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [cluster_name operation workflow_type task_queue type namespace client_name worker_type activity_type]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.173Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [cluster_name namespace client_name operation type worker_type workflow_type activity_type task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.178Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [cluster_name operation namespace type client_name worker_type workflow_type activity_type task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.358Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [cluster_name worker_type client_name task_queue namespace operation type workflow_type activity_type]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.358Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [type operation workflow_type task_queue cluster_name activity_type namespace client_name worker_type]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.364Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [worker_type workflow_type activity_type operation type cluster_name namespace client_name task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.456Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [workflow_type type activity_type operation namespace client_name worker_type cluster_name task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.457Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [activity_type operation workflow_type worker_type type cluster_name task_queue namespace client_name]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:26.458Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [operation type cluster_name workflow_type activity_type task_queue namespace client_name worker_type]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.460Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [worker_type type cluster_name workflow_type task_queue activity_type operation namespace client_name]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.466Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [cluster_name worker_type activity_type namespace type client_name workflow_type operation task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.466Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [client_name worker_type workflow_type operation namespace activity_type type cluster_name task_queue]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.469Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [activity_type task_queue type client_name worker_type namespace cluster_name workflow_type operation]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.469Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [namespace workflow_type task_queue client_name worker_type operation type cluster_name activity_type]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.476Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [workflow_type activity_type operation namespace type cluster_name worker_type task_queue client_name]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.479Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [operation worker_type type cluster_name workflow_type activity_type task_queue namespace client_name]} has different label names or a different help string","logging-call-at":"config.go:429"}
{"level":"warn","ts":"2022-08-24T14:38:27.483Z","msg":"error in prometheus reporter","error":"a previously registered descriptor with the same fully-qualified name as Desc{fqName: \"temporal_worker_task_slots_available\", help: \"temporal_worker_task_slots_available gauge\", constLabels: {}, variableLabels: [namespace worker_type task_queue type client_name operation workflow_type activity_type cluster_name]} has different label names or a different help string","logging-call-at":"config.go:429"}

Steps to Reproduce the Problem

it just appears

Specifications

• Version: 1.17.4