Inactive nodes are still observing incoming gossip traffic: https://discord.com/channels/428295358100013066/670512312339398668/776140351291260968 likely because of pull-requests. Previous related issues and commits: https://github.com/solana-labs/solana/issues/12409 https://github.com/solana-labs/solana/pull/12620 https://github.com/solana-labs/solana/pull/12674 This commit implements same logic as https://github.com/solana-labs/solana/pull/12674 to exclude inactive nodes from pull options, with the same periodic retry logic for offline staked nodes in order to mitigate eclipse attack.