xiaozilong created FLINK-20530:
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Summary: Invalid metric named `lastCheckpointExternalPath`
Key: FLINK-20530
URL: https://issues.apache.org/jira/browse/FLINK-20530
Project: Flink
Issue Type: Bug
Components: Runtime / Metrics
Affects Versions: 1.11.0
Reporter: xiaozilong
The metric `lastCheckpointExternalPath` invalid because of
`PrometheusPushGatewayReporter` not support the gauge of string type.
{code:java}
o.a.flink.metrics.prometheus.PrometheusPushGatewayReporter - Invalid type for
Gauge
org.apache.flink.runtime.checkpoint.CheckpointStatsTracker$LatestCompletedCheckpointExternalPathGauge@782aad92:
java.lang.String, only number types and booleans are supported by this
reporter.
{code}
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