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IC-OS election

Elect new IC/GuestOS revision (commit 245c12e)

#144318 · Open · 4 d left · proposed Oct 11, 2026

Yes 79.7%0.2% of voting power has votedNo 20.3%
tally read NNS governance canister, list_proposals
Action
Revise Elected GuestOS Versions
Proposer neuron
1730676817598423123
Created
Voting ends
Oct 15, 2026 (in 4 d)

Release Notes for release-2026-10-08_03-33--all-in-one (245c12ede6e2863e075fe998b573175ba291cd84) This release is based on changes since release-2026-10-08_03-33-base (4a0dbb9251df6da0b65ab7a4d35e9a9871f58510).

Please note that some commits may be excluded from this release if they're not relevant, or not modifying the GuestOS image. Additionally, descriptions of some changes might have been slightly modified to fit the release notes format.

To see a full list of commits added since last release, compare the revisions on GitHub.

Features:

  • 245c12ede Core Protocol: all-in-one nodes for cloud engines
  • 0e0e15dbf Core Protocol: use CupType::SubnetSplitting also for destination subnet (#11759)
  • b02df10a2 Core Protocol(p2p): serve canister HTTP responses out of a block (#11717)
  • 8d8880f07 Core Protocol: report monotonic consumed cycles in the replicated_state_consumed_cycles_since_replica_started gauge (#11785)
  • d631361ee Core Protocol: use the monotonic consumed cycles of deleted canisters (#11782)

Bugfixes:

Chores:

  • f92eebb04 Core Protocol: drop SubnetMetrics::consumed_cycles_{http,ecdsa}_outcalls (#11783)
  • 1b4cc653e Node: Update Base Image Refs [2026-10-08-0808] (#11787)

Full list of changes (including the ones that are not relevant to GuestOS) can be found on GitHub.

IC-OS Verification

To build and verify the IC-OS GuestOS disk image, after installing curl if necessary (sudo apt install curl), run:

# From https://github.com/dfinity/ic#verifying-releases
curl -fsSL https://raw.githubusercontent.com/dfinity/ic/245c12ede6e2863e075fe998b573175ba291cd84/ci/scripts/repro-check | python3 - -c 245c12ede6e2863e075fe998b573175ba291cd84 --guestos

The two SHA256 sums printed above from a) the downloaded CDN image and b) the locally built image, must be identical, and must match the SHA256 from the payload of the NNS proposal.

While not required for this NNS proposal, as we are only electing a new GuestOS version here, you have the option to verify the build reproducibility of the HostOS by passing --hostos to the script above instead of --guestos, or the SetupOS by passing --setupos.

Official view: dashboard.internetcomputer.org/proposal/144318