OCPBUGS-74261: Fix NNCP MaxUnavailableLimitReached deadlock with unavailable-slot audit - #1571

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mkowalski wants to merge 14 commits into

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nncp-maxunavailable-audit-pr

Commits on Aug 13, 2026

node: add unavailable-slot audit primitives
mkowalski
committed
1762fa9
handler: stamp LastUnavailableNodeCountUpdate on slot claim/release
mkowalski
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66ae31c
handler: release unavailable slot before recording enactment success
mkowalski
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527942f
handler: shrink slotReleaseBackoff in specs that drive release failure
mkowalski
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c7e0cb3
handler: audit unavailable slots when claim is refused
mkowalski
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5f58a57
enactmentstatus: add MarkInterrupted for handler restart recovery
mkowalski
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9b6ff58
handler: reclaim interrupted slots at startup via audit
mkowalski
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24178e8
e2e: cover unavailable-slot recovery after handler death mid-apply
mkowalski
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7330a67
handler: release just-claimed slot when Progressing write fails
mkowalski
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8668998
handler tests: cover Progressing write failure; restore nmstatectlShowFn stubs
mkowalski
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5737140
e2e: kill the handler on a node actually Progressing; robust cleanup
mkowalski
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a22dd73
handler: address review feedback on the unavailable-slot audit
mkowalski
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013b7f8
handler: address second-round review on the finalization phase
mkowalski
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c479fb7

Commits on Aug 18, 2026

handler: requeue refused claims via backoff instead of a fixed 90-120s delay
mkowalski
committed
720fa3a