hi, Lu Niu As a workaround, you could use the following ways to get the custom accumulator you defined. 1. RestCluserClient#getAccumulators method 2. /jobs/:jobid/accumulators Rest API
Best. Jiadong Lu Lu Niu <qqib...@gmail.com> 于2025年4月29日周二 00:41写道： > > I am currently running a Flink job in batch mode and using the Accumulator > API to develop some statistics: > https://nightlies.apache.org/flink/flink-docs-release-1.7/api/java/index.html?org/apache/flink/api/common/accumulators/class-use/Accumulator.html > > I expected the job to display the accumulator results in the Flink History > Server after completion, but the UI remains blank. After some investigation, > I discovered that the accumulator values are only visible while the job is > running. > > Is this the expected behavior? Does the community have any plans to enable > viewing accumulator results after the job has completed, similar to how it > works in Spark? Thank you! > > best > Lu
