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Storage

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  • Lock Domains of Large Single-Pool Clusters

    In Design

    DesignLockingStorageOperations

    Lock Domains of Large Single-Pool Clusters

    This record covers a lock-domain defect found during review of the restored-copy fix (Restored Copies: Expire the Copy, Not the Object), evaluated against main at 69fcf50cd. No issue has been filed yet. Status: fix approved by review and committed …

    This record covers a lock-domain defect found during review of the restored-copy fix (Restored Copies: Expire the Copy, Not the Object), evaluated against main at 69fcf50cd. No issue has been filed yet. Status: fix approved by review and committed …

  • Failed Writes and Phantom Empty Prefixes

    In Design

    DesignStorageListObjectsOperations

    Failed Writes and Phantom Empty Prefixes

    This record covers issue #285 and PR #286 by Denis Babchuk, evaluated against main at 69fcf50cd and the PR head ed05d982a. Status: fix approved by review and committed locally. Tested together with the other fixes for the next release on one …

    This record covers issue #285 and PR #286 by Denis Babchuk, evaluated against main at 69fcf50cd and the PR head ed05d982a. Status: fix approved by review and committed locally. Tested together with the other fixes for the next release on one …

  • Multi-Pool Deletion: Preserve the Latest Copy on Failure

    In Design

    DesignS3StoragePerformance

    Multi-Pool Deletion: Preserve the Latest Copy on Failure

    Decision, October 24, 2026: merge the corrected PR #257 (shipped in Server 20261026). Commit aafe4f8886 fixes the multi-pool deletion failures reported in issue #256 and closes the in-flight failure window after preflight checks. The core invariant …

    Decision, October 24, 2026: merge the corrected PR #257 (shipped in Server 20261026). Commit aafe4f8886 fixes the multi-pool deletion failures reported in issue #256 and closes the in-flight failure window after preflight checks. The core invariant …

  • Overwrite Pool Affinity: Why #245 Was Not Adopted

    In Design

    DesignS3StoragePerformanceReview

    Overwrite Pool Affinity: Why #245 Was Not Adopted

    Decision, October 24, 2026: do not merge the tested pool-affinity changes (PR #245). The experiment addressed a real space-efficiency problem, but neither the broad policy nor the narrower unversioned-only policy achieved an acceptable performance …

    Decision, October 24, 2026: do not merge the tested pool-affinity changes (PR #245). The experiment addressed a real space-efficiency problem, but neither the broad policy nor the narrower unversioned-only policy achieved an acceptable performance …

  • Clearing Stale Fields in Legacy Metadata and Scanner Responses

    In Design

    DesignReliabilityStorageScanner

    Clearing Stale Fields in Legacy Metadata and Scanner Responses

    This article records the design and verification of PR #233 (tested head 86c5a92eef3d, merged as d94b3b3c9251), which shipped in Server 20261018. It fixes stale fields carried over when legacy xl.meta version headers and remote namespace-scanner …

    This article records the design and verification of PR #233 (tested head 86c5a92eef3d, merged as d94b3b3c9251), which shipped in Server 20261018. It fixes stale fields carried over when legacy xl.meta version headers and remote namespace-scanner …