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@divyenpatel divyenpatel commented Oct 7, 2025

What this PR does / why we need it:

  • bump worker threads for node-vm attachment and batch attachment reconciler.
  • remove max worker threads check.

MaxConcurrentReconciles for VM Operator is set to 20, meaning VM Operator will be able to create/delete cnsnodevmattachment with max worker thread 20. In CSI we were setting MaxConcurrentReconciles to 10 for cnsnodevmattachment and cnsnodevmbatchattachment CRs. Since CSI has lower concurrent reconciles , requests getting queued in the supervisor and impacting performance.

Testing done:

pre-checkin pipelines

Special notes for your reviewer:

Release note:

bump worker threads for node-vm attachment and batch attachment

@k8s-ci-robot k8s-ci-robot added cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. approved Indicates a PR has been approved by an approver from all required OWNERS files. size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Oct 7, 2025
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Triggering CSI-TKG Pre-checkin Pipeline for this PR... Job takes approximately an hour to complete
Jenkins Build #461

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Triggering CSI-WCP Pre-checkin Pipeline for this PR... Job takes approximately an hour to complete
Jenkins Build #439

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skogta commented Oct 8, 2025

/approve

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@kolluria kolluria left a comment

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/approve
/lgtm

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Oct 8, 2025
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: divyenpatel, kolluria, skogta

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  • OWNERS [divyenpatel,kolluria]

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@divyenpatel divyenpatel force-pushed the bump-WORKER_THREADS-for-NODEVM_ATTACH-BATCH_ATTACH branch from 6b76a72 to f9914e7 Compare October 8, 2025 16:36
@k8s-ci-robot k8s-ci-robot removed the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Oct 8, 2025
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kolluria commented Oct 8, 2025

/lgtm

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Oct 8, 2025
@k8s-ci-robot k8s-ci-robot merged commit 7c04f3a into kubernetes-sigs:master Oct 8, 2025
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5 participants