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  • 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. 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 is direct: finish cleaning up …

    Decision, October 24, 2026: merge the corrected PR #257. 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 is direct: finish cleaning up …

  • 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 …