Hydra
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Week 32 · 2026

Aug 3 – Aug 9, 2026 · gathered Aug 13, 2026

9
PRs merged
6
PRs opened
7
Closed
1
Opened
0
Releases
2
Repos
48
Commits
5
Comments

Highlights

9 PRs merged, 7 issues closed and 48 commits, with 22 of 23 items attributed.

Maintenance and DevX (M5). Deposits too large to be claimed by an increment transaction are now rejected (#2807), closing a case where a deposit could be accepted and never redeemed. Mithril moved to 2630.0 with the v2 database backend (#2808), flaky generators were fixed (#2809), and macOS release binaries now run without Nix (#2795) — closing the AArch64 Darwin issue where shipped binaries linked against /nix/store paths absent on a user's machine (#2790). Two PRs opened: withTempDir cleaning up atomically on success (#2813) and a broader etcd/TUI/chain-sync flake fix (#2811).

Operational Excellence (M3). The --deposit-activation flag merged (#2802), closing the issue that proposed it back in W26 (#2744), and a Plutus time-conversion failure was fixed (#2803). The long-running-node era-history bug raised in W31 closed (#2798). Three PRs opened — publishing linux/arm64 hydra-node docker images (#2814), ADR 35 in draft (#2810), and failing fast on startup when etcd peer configuration has changed (#2804) — and a report came in from the field that the 2.3.0 Docker image fails on Apple Silicon while the native binary and Linux both work (#2812).

Ecosystem Support (M4). The documentation PRs opened in W31 merged: the partial fanout page (#2794), which closed its tracking issue (#2730), and the docs dark mode, benchmark-page rendering and version-link fixes (#2799).

Performance (M2). The fanout benchmark now varies the number of parties (#2796), an open PR makes rejectLowDeposits a single pass instead of O(n²) (#2805), and two PersistentQueue bugs closed — the queue blocking when full with no visibility (#2688) and popPersistentQueue only popping when next == item (#2689).

Activity

Merged PRs, issues, and releases grouped by deliverable — the evidence behind the narrative above.

M2 Performance

In progress

Other / Reactive

34 commits · cardano-scaling/hydra

14 commits · cardano-scaling/hydra-updates