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Use Flink 2.0 for load tests#38279

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Abacn merged 1 commit into
apache:masterfrom
Abacn:flink2.0-in-test
Jun 16, 2026
Merged

Use Flink 2.0 for load tests#38279
Abacn merged 1 commit into
apache:masterfrom
Abacn:flink2.0-in-test

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@Abacn Abacn commented Apr 23, 2026

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Summary of Changes

Hello, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request updates the configuration for Flink load tests to utilize newer versions of both Dataproc and Flink. By upgrading these dependencies, the load testing environment will reflect more current software stacks, ensuring compatibility and leveraging improvements from the latest releases for more relevant performance evaluations.

Highlights

  • Dataproc Version Update: The default Dataproc version used for Flink clusters has been updated from 2.2-debian to 3.0-debian.
  • Flink Version Upgrade: The Flink download URL has been updated to use Flink version 2.0.1 instead of 1.17.0.

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Ignored Files
  • Ignored by pattern: .github/workflows/** (13)
    • .github/workflows/beam_LoadTests_Go_CoGBK_Flink_batch.yml
    • .github/workflows/beam_LoadTests_Go_Combine_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Go_GBK_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Go_ParDo_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Go_SideInput_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Python_CoGBK_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Python_Combine_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Python_Combine_Flink_Streaming.yml
    • .github/workflows/beam_LoadTests_Python_GBK_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Python_ParDo_Flink_Batch.yml
    • .github/workflows/beam_LoadTests_Python_ParDo_Flink_Streaming.yml
    • .github/workflows/beam_PreCommit_Flink_Container.yml
    • .github/workflows/beam_Publish_Docker_Snapshots.yml
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@Abacn Abacn force-pushed the flink2.0-in-test branch from 6ee50fe to 29e006d Compare April 24, 2026 14:53
@Abacn

Abacn commented Apr 24, 2026

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Tests passed:

failed twice:

@Abacn

Abacn commented Jun 9, 2026

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Thanks @stankiewicz. FYI There is one test currently failing (LoadTests Go Combine Flink Batch) I didn't dig into it. All tests need to be on same Flink version because they use a staged flink_job_server_container, that is published separately.

We need to figure out this one or disable this test at the moment before merging this change.

@Abacn

Abacn commented Jun 16, 2026

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Let me merge this one and disable the single failed test at this moment. We need to get rid of 1.17/1.18 and support 2.1

@Abacn Abacn marked this pull request as ready for review June 16, 2026 02:42
@Abacn Abacn merged commit b7bc937 into apache:master Jun 16, 2026
13 of 15 checks passed
@Abacn Abacn deleted the flink2.0-in-test branch June 16, 2026 02:42

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Code Review

This pull request updates the default Dataproc version to 3.0-debian and updates the example Flink download URL to Flink 2.0.1 in the flink_cluster.sh script. A review comment correctly points out that Flink 2.0 binaries no longer include the -bin-scala_2.12 suffix, and suggests updating the URL to avoid a 404 error.

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# JOB_SERVER_IMAGE=gcr.io/<IMAGE_REPOSITORY>/job-server-flink:latest \
# ARTIFACTS_DIR=gs://<bucket-for-artifacts> \
# FLINK_DOWNLOAD_URL=https://archive.apache.org/dist/flink/flink-1.17.0/flink-1.17.0-bin-scala_2.12.tgz \
# FLINK_DOWNLOAD_URL=https://archive.apache.org/dist/flink/flink-2.0.1/flink-2.0.1-bin-scala_2.12.tgz \

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high

In Flink 2.0, Scala has been completely decoupled from the Flink runtime and distribution (FLIP-323 / FLIP-441). As a result, the Flink 2.0 distribution binaries no longer include the -bin-scala_2.12 suffix in their filenames. Please update the URL to use the Scala-free binary distribution name to avoid a 404 error.

Suggested change
# FLINK_DOWNLOAD_URL=https://archive.apache.org/dist/flink/flink-2.0.1/flink-2.0.1-bin-scala_2.12.tgz \
# FLINK_DOWNLOAD_URL=https://archive.apache.org/dist/flink/flink-2.0.1/flink-2.0.1-bin.tgz \

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Abacn commented Jun 16, 2026

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@Abacn Abacn mentioned this pull request Jun 16, 2026
3 tasks
ash6898 pushed a commit to ash6898/beam that referenced this pull request Jun 28, 2026
ash6898 pushed a commit to ash6898/beam that referenced this pull request Jun 29, 2026
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