M3Q3 2026In progress
Operational Excellence
A more resilient, observable and operator-friendly Hydra node, reducing friction for SPOs and dApp teams running production infrastructure
- M3.1Metrics exposed and queryableDue Nov 25, 2026
- M3.2"hydra-recipes" repo publishedDue Dec 15, 2026
Activity
Gathered GitHub activity for this deliverable, week by week — the same evidence that appears in the weekly updates.
Week 32 · Aug 3 – Aug 9, 2026
Weekly update ↗- MergedPlutus time conversion failurecardano-scaling/hydra · @v0d1ch
- MergedAdd --deposit-activation flag to decouple activation from deadlinecardano-scaling/hydra · @vrom911
- PR openedPublish linux/arm64 hydra-node docker imagescardano-scaling/hydra · @aniadev
- PR openedWip: ADR 35cardano-scaling/hydra · @v0d1ch
- PR openedFail on startup when etcd peer configuration changedcardano-scaling/hydra · @vrom911
- Issue openedhydra-node 2.3.0 Docker image fails on Apple Silicon (M1) — native binary and Linux both workcardano-scaling/hydra · @aniadev
- Issue closedEra history is fetched once at startup, so a long-running node silently stops accepting Plutus transactions with future validity boundscardano-scaling/hydra · @hadelive
- Issue closedAdd --deposit-activation flag to decouple deposit activation from deadline calculationcardano-scaling/hydra · @v0d1ch
Week 31 · Jul 27 – Aug 2, 2026
Weekly update ↗- PR openedAdd --deposit-activation flag to decouple activation from deadlinecardano-scaling/hydra · @vrom911
- PR openedTest partial fanout recovers funds with an unburned tokencardano-scaling/hydra · @vrom911
- Issue openedEra history is fetched once at startup, so a long-running node silently stops accepting Plutus transactions with future validity boundscardano-scaling/hydra · @hadelive
- Issue openedApproved decommit can be unpostable and permanently wedges the head; one variant makes the head unclosable and locks all fundscardano-scaling/hydra · @hadelive
- Issue closedDeposits are listed by the WebSocket (and hence TUI) that are not associated with the present Headcardano-scaling/hydra · @noonio
Week 30 · Jul 20 – Jul 26, 2026
Weekly update ↗- MergedImplement selective partial fanoutcardano-scaling/hydra · @vrom911
- MergedMake hydra-chain-observer version-aware via script hash detectioncardano-scaling/hydra · @v0d1ch
- MergedEnforce --deposit-period consistency across all head nodescardano-scaling/hydra · @v0d1ch
- PR openedADR 34cardano-scaling/hydra · @v0d1ch
Week 28 · Jul 6 – Jul 12, 2026
Weekly update ↗- MergedPreserve pending deposits after restarting after rotationcardano-scaling/hydra · @noonio
- MergedFix VACUUM race between rotation and API history streamingcardano-scaling/hydra · @noonio
- MergedFix PersistentQueue deadlock and add operational visibilitycardano-scaling/hydra · @v0d1ch
- MergedAccept PaymentExtendedKey (HD wallet keys) in hydra-nodecardano-scaling/hydra · @v0d1ch
- PR openedCollapse repeated NodeInSync reports in hydra-tui logcardano-scaling/hydra · @vrom911
- Issue openedHead closed with sub-min-ADA (dust) outputs can never be fanned out — stuck in Closed with H39cardano-scaling/hydra · @v0d1ch
- Issue openedBlockfrost: replace blind sleep with condition-based pollingcardano-scaling/hydra · @v0d1ch
- Issue openedFanout fails with H9 (NoOutputDatumError) on a closed head every partial-fanout chunk size rejectedcardano-scaling/hydra · @Cryptonean
- Issue closedFanout fails with H9 (NoOutputDatumError) on a closed head every partial-fanout chunk size rejectedcardano-scaling/hydra · @Cryptonean
- Issue closedCheckpoint replay drops `pendingDeposits` and `chainPointTime`cardano-scaling/hydra · @noonio
- Issue closedThe Hydra node crashes immediately when Blockfrost returns a 403 (rate limit) or the connection is resetcardano-scaling/hydra · @aniadev
Week 27 · Jun 29 – Jul 5, 2026
Weekly update ↗- MergedKeep pre-rotated databases around, for people that want history.cardano-scaling/hydra · @noonio
- MergedDon't observe unrelated Head depositscardano-scaling/hydra · @v0d1ch
- PR openedImplement selective partial fanoutcardano-scaling/hydra · @vrom911
- Issue openedBack up persistence before rotationcardano-scaling/hydra · @noonio
- Issue closedBack up persistence before rotationcardano-scaling/hydra · @noonio
Week 26 · Jun 22 – Jun 28, 2026
Weekly update ↗- PR openedDon't observe unrelated Head depositscardano-scaling/hydra · @v0d1ch
- PR openedFix PersistentQueue deadlock and add operational visibilitycardano-scaling/hydra · @v0d1ch
- PR openedMake hydra-chain-observer version-aware via script hash detectioncardano-scaling/hydra · @v0d1ch
- Issue openedAdd --deposit-activation flag to decouple deposit activation from deadline calculationcardano-scaling/hydra · @v0d1ch