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Upgrade the Migration Canister to Commit fc79106

#143258 · Adopted and executed · proposed Jul 31, 2026

Yes 98.9%87.6% of voting power has votedNo 1.1%
tally read NNS governance canister, list_proposals
Action
Install Code
Proposer neuron
41
Created
Decided
Aug 3, 2026

Summary

Upgrade the Migration Canister to Commit fc79106

__Proposer__: martin.raszyk at dfinity.org

__Source code__: [fc79106bd7662b690ccfce113ce66008fb17eb0a][new-commit]

[new-commit]: https://github.com/dfinity/ic/tree/fc79106bd7662b690ccfce113ce66008fb17eb0a

Features & Fixes

The migration canister now supports subnet deletion during ongoing canister migration (the outcome is as if the canister migration completed before subnet deletion) and exports a metric storing the lifetime of the oldest ongoing canister migration request.

Note. The commit message for fc79106bd7 is stale: that commit does not introduce a new endpoint for listing requests.

New Commits

$ git log --format="%C(auto) %h %s" 8facd5635c5e05de9b423b64aeabc2e1ad58d66e..fc79106bd7662b690ccfce113ce66008fb17eb0a --  ./rs/migration_canister
 fc79106bd7 feat(migration-canister): export a metric for the oldest request in flight and add endpoint for listing requests (#10978)
 91592347ba fix: subnet deletion during ongoing canister migration (#10611)
 6ed0116324 chore: move all crate definitions into workspace (#10812)
 834923002d chore: set bazel cpu reservation via exec_properties instead of via the cpu:n tag (#10786)
 00f0a736dd fix: Revert "refactor: remove legacy canister_log and drop log memory store feature flag (#10714)" (#10749)
 5b0f6ee8e3 refactor: remove legacy canister_log and drop log memory store feature flag (#10714)
 937e3a6139 chore: bump ic-agent to v0.47.3 (#10254)
 4540a0b281 chore: harden assert_no_snapshot and get_registry_version in migration canister (#10465)

Upgrade Arguments

(record { allowlist = null })

Current Version

__Current git hash__: 8facd5635c5e05de9b423b64aeabc2e1ad58d66e

__Current wasm hash__: 7d8799644622662dc2eeb31d157c4f1d594d16fb91189396ce765121e750a5d7

Verification

See the general instructions on [how to verify] proposals like this. A "quick start" guide is provided here.

[how to verify]: https://github.com/dfinity/ic/tree/fc79106bd7662b690ccfce113ce66008fb17eb0a/rs/nervous_system/docs/proposal_verification.md

WASM Verification

See ["Building the code"][prereqs] for prerequisites.

[prereqs]: https://github.com/dfinity/ic/tree/fc79106bd7662b690ccfce113ce66008fb17eb0a/README.adoc#building-the-code

# 1. Get a copy of the code.
git clone git@github.com:dfinity/ic.git
cd ic
# Or, if you already have a copy of the ic repo,
git fetch
git checkout fc79106bd7662b690ccfce113ce66008fb17eb0a

# 2. Build canisters.
./ci/container/build-ic.sh -c

# 3. Fingerprint the result.
sha256sum ./artifacts/canisters/migration-canister.wasm.gz

This should match wasm_module_hash field of this proposal.

Upgrade Arguments Verification

[didc][latest-didc] is required.

[latest-didc]: https://github.com/dfinity/candid/releases/latest

didc encode '(record { allowlist = null })' | xxd -r -p | sha256sum

This should match the arg_hash field of this proposal.

Official view: dashboard.internetcomputer.org/proposal/143258