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[v25.3.x] [CORE-15501] kafka/client: replace circular buffer with chunked equivalent#29579

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IoannisRP merged 1 commit intoredpanda-data:v25.3.xfrom
vbotbuildovich:backport-pr-29575-v25.3.x-258
Mar 18, 2026
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[v25.3.x] [CORE-15501] kafka/client: replace circular buffer with chunked equivalent#29579
IoannisRP merged 1 commit intoredpanda-data:v25.3.xfrom
vbotbuildovich:backport-pr-29575-v25.3.x-258

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@vbotbuildovich vbotbuildovich commented Feb 10, 2026

Backport of PR #29575

@vbotbuildovich vbotbuildovich added this to the v25.3.x-next milestone Feb 10, 2026
@vbotbuildovich vbotbuildovich added the kind/backport PRs targeting a stable branch label Feb 10, 2026
@IoannisRP IoannisRP enabled auto-merge February 10, 2026 15:12
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vbotbuildovich commented Feb 10, 2026 •
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Retry command for Build#80445

please wait until all jobs are finished before running the slash command

/ci-repeat 1
skip-redpanda-build
skip-units
skip-rebase
tests/rptest/tests/services_self_test.py::OpenBenchmarkSelfTest.test_default_omb_configuration@{"driver":"SIMPLE_DRIVER","workload":"SIMPLE_WORKLOAD"}
tests/rptest/tests/cluster_linking_omb_test.py::ClusterLinkingOMBTest.test_omb
tests/rptest/tests/datalake/datalake_omb_test.py::DatalakeOMBTest.basic_workload_linear_20_test@{"cloud_storage_type":1}

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vbotbuildovich commented Feb 10, 2026 •
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CI test results

test results on build#80445
test_class test_method test_arguments test_kind job_url test_status passed reason test_history
ClusterLinkingOMBTest test_omb null integration https://buildkite.com/redpanda/redpanda/builds/80445#019c4830-01e7-4c97-8954-0bc1df814f7b FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=ClusterLinkingOMBTest&test_method=test_omb
ClusterLinkingOMBTest test_omb null integration https://buildkite.com/redpanda/redpanda/builds/80445#019c4834-1feb-474e-82a6-b9562f2be70a FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=ClusterLinkingOMBTest&test_method=test_omb
DatalakeOMBTest basic_workload_linear_20_test {"cloud_storage_type": 1} integration https://buildkite.com/redpanda/redpanda/builds/80445#019c4830-01f1-4fde-853d-8d3c68ffc981 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=DatalakeOMBTest&test_method=basic_workload_linear_20_test
DatalakeOMBTest basic_workload_linear_20_test {"cloud_storage_type": 1} integration https://buildkite.com/redpanda/redpanda/builds/80445#019c4834-1fef-475f-84eb-dc4783d55638 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=DatalakeOMBTest&test_method=basic_workload_linear_20_test
OpenBenchmarkSelfTest test_default_omb_configuration {"driver": "SIMPLE_DRIVER", "workload": "SIMPLE_WORKLOAD"} integration https://buildkite.com/redpanda/redpanda/builds/80445#019c4834-1fe6-438c-bdee-97c30d9f7921 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=OpenBenchmarkSelfTest&test_method=test_default_omb_configuration
test results on build#80475
test_class test_method test_arguments test_kind job_url test_status passed reason test_history
ClusterLinkingOMBTest test_omb null integration https://buildkite.com/redpanda/redpanda/builds/80475#019c4c94-58fd-4fb9-8b90-043f0d9820fb FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=ClusterLinkingOMBTest&test_method=test_omb
ClusterLinkingOMBTest test_omb null integration https://buildkite.com/redpanda/redpanda/builds/80475#019c4c95-ac10-47ba-977f-33456ad52324 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=ClusterLinkingOMBTest&test_method=test_omb
DatalakeOMBTest basic_workload_linear_20_test {"cloud_storage_type": 1} integration https://buildkite.com/redpanda/redpanda/builds/80475#019c4c94-58ff-4c89-81ea-28c8eba8ea90 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=DatalakeOMBTest&test_method=basic_workload_linear_20_test
DatalakeOMBTest basic_workload_linear_20_test {"cloud_storage_type": 1} integration https://buildkite.com/redpanda/redpanda/builds/80475#019c4c95-ac12-437b-b7c5-ece2a6ba13c3 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=DatalakeOMBTest&test_method=basic_workload_linear_20_test
OpenBenchmarkSelfTest test_default_omb_configuration {"driver": "SIMPLE_DRIVER", "workload": "SIMPLE_WORKLOAD"} integration https://buildkite.com/redpanda/redpanda/builds/80475#019c4c94-58fa-49af-8751-be9e6967a4a5 FAIL 0/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=OpenBenchmarkSelfTest&test_method=test_default_omb_configuration
test results on build#81945
test_class test_method test_arguments test_kind job_url test_status passed reason test_history
ScalingUpTest test_moves_with_local_retention {"use_topic_property": true} integration https://buildkite.com/redpanda/redpanda/builds/81945#019d01b9-e7ff-4594-8bdb-ee6eff05db2e FLAKY 9/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=ScalingUpTest&test_method=test_moves_with_local_retention
TxAtomicProduceConsumeTest test_basic_tx_consumer_transform_produce {"with_failures": true} integration https://buildkite.com/redpanda/redpanda/builds/81945#019d01b9-e7ff-4594-8bdb-ee6eff05db2e FLAKY 9/11 Test FAILS after retries.Significant increase in flaky rate(baseline=0.0000, p0=0.0000, reject_threshold=0.0100) https://redpanda.metabaseapp.com/dashboard/87-tests?tab=142-dt-individual-test-history&test_class=TxAtomicProduceConsumeTest&test_method=test_basic_tx_consumer_transform_produce

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vbotbuildovich commented Feb 11, 2026 •
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Retry command for Build#80475

please wait until all jobs are finished before running the slash command

/ci-repeat 1
skip-redpanda-build
skip-units
skip-rebase
tests/rptest/tests/services_self_test.py::OpenBenchmarkSelfTest.test_default_omb_configuration@{"driver":"SIMPLE_DRIVER","workload":"SIMPLE_WORKLOAD"}
tests/rptest/tests/cluster_linking_omb_test.py::ClusterLinkingOMBTest.test_omb
tests/rptest/tests/datalake/datalake_omb_test.py::DatalakeOMBTest.basic_workload_linear_20_test@{"cloud_storage_type":1}

@michael-redpanda michael-redpanda mentioned this pull request Feb 11, 2026
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@nguyen-andrew
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nguyen-andrew commented Mar 18, 2026

/ci-repeat 1

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vbotbuildovich commented Mar 18, 2026

Retry command for Build#81945

please wait until all jobs are finished before running the slash command

/ci-repeat 1
skip-redpanda-build
skip-units
skip-rebase
tests/rptest/tests/scaling_up_test.py::ScalingUpTest.test_moves_with_local_retention@{"use_topic_property":true}
tests/rptest/transactions/tx_atomic_produce_consume_test.py::TxAtomicProduceConsumeTest.test_basic_tx_consumer_transform_produce@{"with_failures":true}

@nguyen-andrew nguyen-andrew self-requested a review March 18, 2026 18:31
@IoannisRP IoannisRP merged commit 88d1961 into redpanda-data:v25.3.x Mar 18, 2026
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