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SRE Team Update

· 2 min read
John Lotoski
John Lotoski
Service Reliability Engineer

High level summary​

The SRE team continues work on cardano environment improvements and general environment maintenance.

Some notable recent changes, updates or improvements include:

  • Private chain for Voltaire team was respun for cardano-node 8.10.0-pre pre-release and re-hard forked into Conway era.

  • Sanchonet was respun for cardano-node 8.10.0-pre pre-release and re-hard forked into Conway era.

  • Cardano-node 8.10.0-pre was also deployed to one-third of IOGs preprod environment nodes and two-thirds of IOGs preview environment nodes.

Lower level summary​

Cardano-parts​

  • Sets cardano-node|cli-ng to 8.10.0-pre, dbsync-ng to sancho-4.1.0; bumps nixpkgs (23.11) and nixpkgs-unstable; improves, adds new and fixes a number of just recipes; allows repo custom recipes to be kept as a separate import for easy justfile maintenance; refactors ip module checking into its own nixosModule and adds an extra abort option for safety. Much more detail is available in the PR description: cardano-parts-pull-36

Cardano-mainnet​

  • Bumps cardano-parts for a number of recipe additions, improvements, fixes. Fixes blockperf dnsmasq looksups and adjusts colmena topology code to account for intra-cluster localRoots now defaulting to trustable true and implements all updates in cardano-parts PR#36. See the PR description for more details: cardano-mainnet-pull-11

Cardano-perf​

  • Add a new perf-ssd machine class and deployment for ssd related performance testing and benchmarking. Add new just recipes and cluster resource tagging. cardano-perf-compare

Cardano-playground​

  • Bumps cardano-parts for a number of recipe additions, improvements, fixes, and node 8.10.0-pre. Respins private chain and sanchonet for node 8.10.0-pre with corresponding book updates and implements all updates in cardano-parts PR#36. See the PR description for more details: cardano-playground-pull-20

Iohk-nix​

  • WIP: Prepares block producer configurations to accomodate upcoming peerSharing default change: iohk-nix-pull-575

  • Provides iohk-nix updates for node 8.10: iohk-nix-pull-576