Akira Ajisaka created HADOOP-16495:
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Summary: Fix invalid metric types in PrometheusMetricsSink
Key: HADOOP-16495
URL: https://issues.apache.org/jira/browse/HADOOP-16495
Project: Hadoop Common
Issue Type: Bug
Components: metrics
Reporter: Akira Ajisaka
There are some scraping error when using '/prom' endpoint:
* invalid metric type "_young _generation counter"
* invalid metric type "_old _generation counter"
* invalid metric type
"apache.hadoop.hdfs.server.datanode.fsdataset.impl._fs_dataset_impl_dfs_used
gauge"
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