June 2026 performance summary for aptos-core (aptos-labs/aptos-core). Key features delivered: Gas Feature Release: v49 and Gas Scheduling Improvements. This update bumps the gas version to v49 as part of a new release, signaling potential improvements to gas scheduling. Commit: 959af09ce781986cccf53d15452827cb7550ad07 (message: [Gas Schedule] Bump gas version to v49 (#20050)). Major bugs fixed: No documented major bug fixes for this scope. Overall impact: Release-ready upgrade that improves scheduling pathways and sets the stage for upcoming gas-related performance optimizations; enhances predictability of gas costs and resource planning. Technologies/skills demonstrated: Release engineering and versioned feature rollout; Git-based traceability; gas scheduling subsystem familiarity; cross-repo collaboration within aptos-core.

March 2026: Delivered a key feature update in aptos-core by bumping the gas feature version to V1.44 to reflect the updated Aptos gas schedule. Implemented via ver.rs changes and committed as 217839e8db5f9fa9500a468e8ad12ba33594e67b; updated the gas version on main to align with the new schedule. No major bugs fixed this month. Impact: ensures accurate gas accounting, keeps deployment parity with the latest gas model, and reduces risk of gas-related regressions in downstream services. Technologies/skills demonstrated: Rust, versioned feature management, git-based release workflow, and cross-team coordination for protocol upgrades.