SRE update 2025-02-04

Author: johnalotoski

blog/2025-01-31-sre.md

@@ -0,0 +1,44 @@
+---
+title: SRE Team Update
+slug: 2025-01-31-sre
+authors: johnalotoski
+tags: [sre]
+hide_table_of_contents: false
+---
+
+## High level summary
+
+The SRE team continues work on Cardano environment improvements and general maintenance.
+
+Some notable recent changes, updates or improvements include:
+
+* An ephemeral support module for AWS EC2 ephemeral block devices was added to cardano-parts.
+
+
+## Repository Work
+
+### Cardano-parts
+* A nixosModule, `profile-aws-ec2-ephemeral`, has been added to support ec2
+  instances with ephemeral storage block devices, offering auto-format and mount
+  with RAID0 creation for multiple devices. The aws ec2 spec file was updated. A
+  number of small fixes and improvements were added with details available in the
+  release notes:
+  [cardano-parts-release-v2025-02-04](https://github.com/input-output-hk/cardano-parts/releases/tag/v2025-02-04)
+
+### Cardano-playground
+* Applies ephemeral module support, adds network icc secrets, KES rotates
+  network forgers, and applies misc fixes and improvements. More detail is
+  available in the PR description:
+  [cardano-playground-pull-40](https://github.com/input-output-hk/cardano-playground/pull/40)
+
+### Cardano-mainnet
+* Applies ephemeral module support, and applies misc fixes and improvements.
+  More detail is available in the PR description:
+  [cardano-mainnet-pull-29](https://github.com/input-output-hk/cardano-mainnet/pull/30)
+
+### Cardano-node
+* Fix prometheus label parsing.
+  [cardano-node-commit-7f141d5](https://github.com/IntersectMBO/cardano-node/pull/6084/commits/7f141d5a86e45baf3b82f3d7852c207191dd7ae6)
+
+* Add a cardano-node nixos service peerSnapshotFile module option.
+  [cardano-node-commit-999e5a7](https://github.com/IntersectMBO/cardano-node/pull/6084/commits/999e5a77dbc5e1107578a1d069531a6f6891af94)