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SRE Team Update

· 2 min read
John Lotoski

High level summary​

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

Some notable recent changes, updates or improvements include:

  • A preview of the new cardano tracing system is available by using the profile-cardano-node-new-tracing new nixosModule from cardano-parts and is complemented with new tracing system dashboards and alerts

  • Custom cardano metrics can be pushed to a statsd server and then scraped to a monitoring solution using the profile-cardano-custom-metrics new nixosModule from cardano-parts

  • A new cardano-parts job for spinning up clusters using a recent cardano-cli command, create-testnet-data, was implemented: .#job-gen-custom-node-config-data

Lower level summary​

Cardano-faucet​

Cardano-parts​

  • Sets cardano-faucet-ng to 8.10, and mithril[-ng] to 2418-1. A preview nixosModule for cardano-node's new tracing system has been added as well as a cardano custom-metrics module. Dashboards have been added for the new tracing system. Cardano-node alerts have been refactored into several rulesets which include some new alerts as well as new tracing system alerts. A job for spinning a cardano cluster up using a new underlying cardano-cli mechanism, create-testnet-data, was added. More detail is available in the PR description: cardano-parts-pull-40

Cardano-mainnet​

  • Sets mithril to 2418-1. Cardano-node alerts have been refactored into several rulesets which include some new alerts as well as new tracing system alerts. See the PR description for more details: cardano-mainnet-pull-14

Cardano-perf​

Cardano-playground​

  • Sets cardano-faucet-ng to 8.10 which fixes a sanchonet faucet instability, and mithril[-ng] to 2418-1. Adds a new cardano-node tracing system preview to some machines with corresponding dashboards. Cardano-node alerts have been refactored into several rulesets which include some new alerts as well as new tracing system alerts. A job for spinning a cardano cluster up using a new underlying cardano-cli mechanism, create-testnet-data, was added and integrated with the Justfile start-demo recipe. Includes other misc tuning and improvements. See the PR description for more details: cardano-playground-pull-23