checked arithmetic in fee validation #31273

Active on mainnet-beta (epoch 543), testnet (epoch 516) and devnet (epoch 564).

Introduced in solana-labs/solana PR #31259.

Feature id 5Pecy6ie6XGm22pc9d4P9W5c31BugcFBuy6hsP2zkETv.

Vortex

• Consensus leaderboard
• Fees leaderboard
• Validators
• Stake pools
• Decentralization
• Client versions
• Cluster status
• Governance
• Feature gates
• SIMDs
• Activity
• API and AI usage