8000 [SPARK-54830][TESTS][FOLLOWUP] Disable shuffle checksum for the test case of SPARK-48037 to avoid memory issues by ivoson · Pull Request #54033 · apache/spark · GitHub
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@ivoson ivoson commented Jan 28, 2026

What changes were proposed in this pull request?

Disable shuffle checksum for test case from SPARK-48037 to avoid memory issues.

And revert the test related java options.

Why are the changes needed?

Fix tests.

Does this PR introduce any user-facing change?

No

How was this patch tested?

Existing UT

Was this patch authored or co-authored using generative AI tooling?

No

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JIRA Issue Information

=== Task SPARK-54830 ===
Summary: Enable checksum based indeterminate shuffle retry by default
Assignee: Tengfei Huang
Status: Resolved
Affected: ["4.1.0"]

=== Bug SPARK-48037 ===
Summary: SortShuffleWriter lacks shuffle write related metrics resulting in potentially inaccurate data
Assignee: dzcxzl
Status: Resolved
Affected: ["3.3.0","3.5.1","3.4.3","4.0.0"]


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@ivoson
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ivoson commented Jan 28, 2026

cc @cloud-fan @pan3793

.MAX_SHUFFLE_OUTPUT_PARTITIONS_FOR_SERIALIZED_MODE + 1).toString) {
.MAX_SHUFFLE_OUTPUT_PARTITIONS_FOR_SERIALIZED_MODE + 1).toString,
SQLConf.SHUFFLE_ORDER_INDEPENDENT_CHECKSUM_ENABLED.key -> "false",
SQLConf.SHUFFLE_CHECKSUM_MISMATCH_FULL_RETRY_ENABLED.key -> "false") {
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can we add a comment to explain why?

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