背景
在genesis初始化时，默认会激活所有的features，在部署私链时，需要确认下是否有不该开启的
初始化时
default_arg --cluster-type developmentif genesis_config.cluster_type == ClusterType::Development {
solana_runtime::genesis_utils::activate_all_features(&mut genesis_config);
}FEATURE_NAMES
sdk/src/feature_set.rs
pub static ref FEATURE_NAMES: HashMap<Pubkey, &'static str> = [
(secp256k1_program_enabled::id(), "secp256k1 program"),
(deprecate_rewards_sysvar::id(), "deprecate unused rewards sysvar"),
(pico_inflation::id(), "pico inflation"),
(full_inflation::devnet_and_testnet::id(), "full inflation on devnet and testnet"),
(spl_token_v2_multisig_fix::id(), "spl-token multisig fix"),
(no_overflow_rent_distribution::id(), "no overflow rent distribution"),
(filter_stake_delegation_accounts::id(), "filter stake_delegation_accounts #14062"),
(require_custodian_for_locked_stake_authorize::id(), "require custodian to authorize withdrawer change for locked stake"),
(spl_token_v2_self_transfer_fix::id(), "spl-token self-transfer fix"),
(full_inflation::mainnet::certusone::enable::id(), "full inflation enabled by Certus One"),
(full_inflation::mainnet::certusone::vote::id(), "community vote allowing Certus One to enable full inflation"),
(warp_timestamp_again::id(), "warp timestamp again, adjust bounding to 25% fast 80% slow #15204"),
(check_init_vote_data::id(), "check initialized Vote data"),
(secp256k1_recover_syscall_enabled::id(), "secp256k1_recover syscall"),
(system_transfer_zero_check::id(), "perform all checks for transfers of 0 lamports"),
(blake3_syscall_enabled::id(), "blake3 syscall"),
(dedupe_config_program_signers::id(), "dedupe config program signers"),
(verify_tx_signatures_len::id(), "prohibit extra transaction signatures"),
(vote_stake_checked_instructions::id(), "vote/state program checked instructions #18345"),
(rent_for_sysvars::id(), "collect rent from accounts owned by sysvars"),
(libsecp256k1_0_5_upgrade_enabled::id(), "upgrade libsecp256k1 to v0.5.0"),
(tx_wide_compute_cap::id(), "transaction wide compute cap"),
(spl_token_v2_set_authority_fix::id(), "spl-token set_authority fix"),
(merge_nonce_error_into_system_error::id(), "merge NonceError into SystemError"),
(disable_fees_sysvar::id(), "disable fees sysvar"),
(stake_merge_with_unmatched_credits_observed::id(), "allow merging active stakes with unmatched credits_observed #18985"),
(zk_token_sdk_enabled::id(), "enable Zk Token proof program and syscalls"),
(curve25519_syscall_enabled::id(), "enable curve25519 syscalls"),
(versioned_tx_message_enabled::id(), "enable versioned transaction message processing"),
(libsecp256k1_fail_on_bad_count::id(), "fail libsecp256k1_verify if count appears wrong"),
(libsecp256k1_fail_on_bad_count2::id(), "fail libsecp256k1_verify if count appears wrong"),
(instructions_sysvar_owned_by_sysvar::id(), "fix owner for instructions sysvar"),
(stake_program_advance_activating_credits_observed::id(), "Enable advancing credits observed for activation epoch #19309"),
(credits_auto_rewind::id(), "Auto rewind stake's credits_observed if (accidental) vote recreation is detected #22546"),
(demote_program_write_locks::id(), "demote program write locks to readonly, except when upgradeable loader present #19593 #20265"),
(ed25519_program_enabled::id(), "enable builtin ed25519 signature verify program"),
(return_data_syscall_enabled::id(), "enable sol_{set,get}_return_data syscall"),
(reduce_required_deploy_balance::id(), "reduce required payer balance for program deploys"),
(sol_log_data_syscall_enabled::id(), "enable sol_log_data syscall"),
(stakes_remove_delegation_if_inactive::id(), "remove delegations from stakes cache when inactive"),
(do_support_realloc::id(), "support account data reallocation"),
(prevent_calling_precompiles_as_programs::id(), "prevent calling precompiles as programs"),
(optimize_epoch_boundary_updates::id(), "optimize epoch boundary updates"),
(remove_native_loader::id(), "remove support for the native loader"),
(send_to_tpu_vote_port::id(), "send votes to the tpu vote port"),
(requestable_heap_size::id(), "Requestable heap frame size"),
(disable_fee_calculator::id(), "deprecate fee calculator"),
(add_compute_budget_program::id(), "Add compute_budget_program"),
(nonce_must_be_writable::id(), "nonce must be writable"),
(spl_token_v3_3_0_release::id(), "spl-token v3.3.0 release"),
(leave_nonce_on_success::id(), "leave nonce as is on success"),
(reject_empty_instruction_without_program::id(), "fail instructions which have native_loader as program_id directly"),
(fixed_memcpy_nonoverlapping_check::id(), "use correct check for nonoverlapping regions in memcpy syscall"),
(reject_non_rent_exempt_vote_withdraws::id(), "fail vote withdraw instructions which leave the account non-rent-exempt"),
(evict_invalid_stakes_cache_entries::id(), "evict invalid stakes cache entries on epoch boundaries"),
(allow_votes_to_directly_update_vote_state::id(), "enable direct vote state update"),
(max_tx_account_locks::id(), "enforce max number of locked accounts per transaction"),
(require_rent_exempt_accounts::id(), "require all new transaction accounts with data to be rent-exempt"),
(filter_votes_outside_slot_hashes::id(), "filter vote slots older than the slot hashes history"),
(update_syscall_base_costs::id(), "update syscall base costs"),
(stake_deactivate_delinquent_instruction::id(), "enable the deactivate delinquent stake instruction #23932"),
(vote_withdraw_authority_may_change_authorized_voter::id(), "vote account withdraw authority may change the authorized voter #22521"),
(spl_associated_token_account_v1_0_4::id(), "SPL Associated Token Account Program release version 1.0.4, tied to token 3.3.0 #22648"),
(reject_vote_account_close_unless_zero_credit_epoch::id(), "fail vote account withdraw to 0 unless account earned 0 credits in last completed epoch"),
(add_get_processed_sibling_instruction_syscall::id(), "add add_get_processed_sibling_instruction_syscall"),
(bank_transaction_count_fix::id(), "fixes Bank::transaction_count to include all committed transactions, not just successful ones"),
(disable_bpf_deprecated_load_instructions::id(), "disable ldabs* and ldind* SBF instructions"),
(disable_bpf_unresolved_symbols_at_runtime::id(), "disable reporting of unresolved SBF symbols at runtime"),
(record_instruction_in_transaction_context_push::id(), "move the CPI stack overflow check to the end of push"),
(syscall_saturated_math::id(), "syscalls use saturated math"),
(check_physical_overlapping::id(), "check physical overlapping regions"),
(limit_secp256k1_recovery_id::id(), "limit secp256k1 recovery id"),
(disable_deprecated_loader::id(), "disable the deprecated BPF loader"),
(check_slice_translation_size::id(), "check size when translating slices"),
(stake_split_uses_rent_sysvar::id(), "stake split instruction uses rent sysvar"),
(add_get_minimum_delegation_instruction_to_stake_program::id(), "add GetMinimumDelegation instruction to stake program"),
(error_on_syscall_bpf_function_hash_collisions::id(), "error on bpf function hash collisions"),
(reject_callx_r10::id(), "Reject bpf callx r10 instructions"),
(drop_redundant_turbine_path::id(), "drop redundant turbine path"),
(executables_incur_cpi_data_cost::id(), "Executables incur CPI data costs"),
(fix_recent_blockhashes::id(), "stop adding hashes for skipped slots to recent blockhashes"),
(update_rewards_from_cached_accounts::id(), "update rewards from cached accounts"),
(enable_partitioned_epoch_reward::id(), "enable partitioned rewards at epoch boundary #32166"),
(spl_token_v3_4_0::id(), "SPL Token Program version 3.4.0 release #24740"),
(spl_associated_token_account_v1_1_0::id(), "SPL Associated Token Account Program version 1.1.0 release #24741"),
(default_units_per_instruction::id(), "Default max tx-wide compute units calculated per instruction"),
(stake_allow_zero_undelegated_amount::id(), "Allow zero-lamport undelegated amount for initialized stakes #24670"),
(require_static_program_ids_in_transaction::id(), "require static program ids in versioned transactions"),
(stake_raise_minimum_delegation_to_1_sol::id(), "Raise minimum stake delegation to 1.0 SOL #24357"),
(stake_minimum_delegation_for_rewards::id(), "stakes must be at least the minimum delegation to earn rewards"),
(add_set_compute_unit_price_ix::id(), "add compute budget ix for setting a compute unit price"),
(disable_deploy_of_alloc_free_syscall::id(), "disable new deployments of deprecated sol_alloc_free_ syscall"),
(include_account_index_in_rent_error::id(), "include account index in rent tx error #25190"),
(add_shred_type_to_shred_seed::id(), "add shred-type to shred seed #25556"),
(warp_timestamp_with_a_vengeance::id(), "warp timestamp again, adjust bounding to 150% slow #25666"),
(separate_nonce_from_blockhash::id(), "separate durable nonce and blockhash domains #25744"),
(enable_durable_nonce::id(), "enable durable nonce #25744"),
(vote_state_update_credit_per_dequeue::id(), "Calculate vote credits for VoteStateUpdate per vote dequeue to match credit awards for Vote instruction"),
(quick_bail_on_panic::id(), "quick bail on panic"),
(nonce_must_be_authorized::id(), "nonce must be authorized"),
(nonce_must_be_advanceable::id(), "durable nonces must be advanceable"),
(vote_authorize_with_seed::id(), "An instruction you can use to change a vote accounts authority when the current authority is a derived key #25860"),
(stake_redelegate_instruction::id(), "enable the redelegate stake instruction #26294"),
(preserve_rent_epoch_for_rent_exempt_accounts::id(), "preserve rent epoch for rent exempt accounts #26479"),
(enable_bpf_loader_extend_program_ix::id(), "enable bpf upgradeable loader ExtendProgram instruction #25234"),
(skip_rent_rewrites::id(), "skip rewriting rent exempt accounts during rent collection #26491"),
(enable_early_verification_of_account_modifications::id(), "enable early verification of account modifications #25899"),
(disable_rehash_for_rent_epoch::id(), "on accounts hash calculation, do not try to rehash accounts #28934"),
(account_hash_ignore_slot::id(), "ignore slot when calculating an account hash #28420"),
(set_exempt_rent_epoch_max::id(), "set rent epoch to Epoch::MAX for rent-exempt accounts #28683"),
(on_load_preserve_rent_epoch_for_rent_exempt_accounts::id(), "on bank load account, do not try to fix up rent_epoch #28541"),
(prevent_crediting_accounts_that_end_rent_paying::id(), "prevent crediting rent paying accounts #26606"),
(cap_bpf_program_instruction_accounts::id(), "enforce max number of accounts per bpf program instruction #26628"),
(loosen_cpi_size_restriction::id(), "loosen cpi size restrictions #26641"),
(use_default_units_in_fee_calculation::id(), "use default units per instruction in fee calculation #26785"),
(compact_vote_state_updates::id(), "Compact vote state updates to lower block size"),
(incremental_snapshot_only_incremental_hash_calculation::id(), "only hash accounts in incremental snapshot during incremental snapshot creation #26799"),
(disable_cpi_setting_executable_and_rent_epoch::id(), "disable setting is_executable and_rent_epoch in CPI #26987"),
(relax_authority_signer_check_for_lookup_table_creation::id(), "relax authority signer check for lookup table creation #27205"),
(stop_sibling_instruction_search_at_parent::id(), "stop the search in get_processed_sibling_instruction when the parent instruction is reached #27289"),
(vote_state_update_root_fix::id(), "fix root in vote state updates #27361"),
(cap_accounts_data_allocations_per_transaction::id(), "cap accounts data allocations per transaction #27375"),
(epoch_accounts_hash::id(), "enable epoch accounts hash calculation #27539"),
(remove_deprecated_request_unit_ix::id(), "remove support for RequestUnitsDeprecated instruction #27500"),
(increase_tx_account_lock_limit::id(), "increase tx account lock limit to 128 #27241"),
(limit_max_instruction_trace_length::id(), "limit max instruction trace length #27939"),
(check_syscall_outputs_do_not_overlap::id(), "check syscall outputs do_not overlap #28600"),
(enable_bpf_loader_set_authority_checked_ix::id(), "enable bpf upgradeable loader SetAuthorityChecked instruction #28424"),
(enable_alt_bn128_syscall::id(), "add alt_bn128 syscalls #27961"),
(enable_program_redeployment_cooldown::id(), "enable program redeployment cooldown #29135"),
(commission_updates_only_allowed_in_first_half_of_epoch::id(), "validator commission updates are only allowed in the first half of an epoch #29362"),
(enable_turbine_fanout_experiments::id(), "enable turbine fanout experiments #29393"),
(disable_turbine_fanout_experiments::id(), "disable turbine fanout experiments #29393"),
(move_serialized_len_ptr_in_cpi::id(), "cpi ignore serialized_len_ptr #29592"),
(update_hashes_per_tick::id(), "Update desired hashes per tick on epoch boundary"),
(enable_big_mod_exp_syscall::id(), "add big_mod_exp syscall #28503"),
(disable_builtin_loader_ownership_chains::id(), "disable builtin loader ownership chains #29956"),
(cap_transaction_accounts_data_size::id(), "cap transaction accounts data size up to a limit #27839"),
(remove_congestion_multiplier_from_fee_calculation::id(), "Remove congestion multiplier from transaction fee calculation #29881"),
(enable_request_heap_frame_ix::id(), "Enable transaction to request heap frame using compute budget instruction #30076"),
(prevent_rent_paying_rent_recipients::id(), "prevent recipients of rent rewards from ending in rent-paying state #30151"),
(delay_visibility_of_program_deployment::id(), "delay visibility of program upgrades #30085"),
(apply_cost_tracker_during_replay::id(), "apply cost tracker to blocks during replay #29595"),
(add_set_tx_loaded_accounts_data_size_instruction::id(), "add compute budget instruction for setting account data size per transaction #30366"),
(switch_to_new_elf_parser::id(), "switch to new ELF parser #30497"),
(round_up_heap_size::id(), "round up heap size when calculating heap cost #30679"),
(remove_bpf_loader_incorrect_program_id::id(), "stop incorrectly throwing IncorrectProgramId in bpf_loader #30747"),
(include_loaded_accounts_data_size_in_fee_calculation::id(), "include transaction loaded accounts data size in base fee calculation #30657"),
(native_programs_consume_cu::id(), "Native program should consume compute units #30620"),
(simplify_writable_program_account_check::id(), "Simplify checks performed for writable upgradeable program accounts #30559"),
(stop_truncating_strings_in_syscalls::id(), "Stop truncating strings in syscalls #31029"),
(clean_up_delegation_errors::id(), "Return InsufficientDelegation instead of InsufficientFunds or InsufficientStake where applicable #31206"),
(vote_state_add_vote_latency::id(), "replace Lockout with LandedVote (including vote latency) in vote state #31264"),
(checked_arithmetic_in_fee_validation::id(), "checked arithmetic in fee validation #31273"),
(bpf_account_data_direct_mapping::id(), "use memory regions to map account data into the rbpf vm instead of copying the data"),
(last_restart_slot_sysvar::id(), "enable new sysvar last_restart_slot"),
(reduce_stake_warmup_cooldown::id(), "reduce stake warmup cooldown from 25% to 9%"),
(revise_turbine_epoch_stakes::id(), "revise turbine epoch stakes"),
(enable_poseidon_syscall::id(), "Enable Poseidon syscall"),
(timely_vote_credits::id(), "use timeliness of votes in determining credits to award"),
(remaining_compute_units_syscall_enabled::id(), "enable the remaining_compute_units syscall"),
(enable_program_runtime_v2_and_loader_v4::id(), "Enable Program-Runtime-v2 and Loader-v4 #33293"),
(require_rent_exempt_split_destination::id(), "Require stake split destination account to be rent exempt"),
(better_error_codes_for_tx_lamport_check::id(), "better error codes for tx lamport check #33353"),
(enable_alt_bn128_compression_syscall::id(), "add alt_bn128 compression syscalls"),
(update_hashes_per_tick2::id(), "Update desired hashes per tick to 2.8M"),
(update_hashes_per_tick3::id(), "Update desired hashes per tick to 4.4M"),
(update_hashes_per_tick4::id(), "Update desired hashes per tick to 7.6M"),
(update_hashes_per_tick5::id(), "Update desired hashes per tick to 9.2M"),
(update_hashes_per_tick6::id(), "Update desired hashes per tick to 10M"),
(validate_fee_collector_account::id(), "validate fee collector account #33888"),
(disable_rent_fees_collection::id(), "Disable rent fees collection #33945"),
(enable_zk_transfer_with_fee::id(), "enable Zk Token proof program transfer with fee"),
(drop_legacy_shreds::id(), "drops legacy shreds #34328"),
(allow_commission_decrease_at_any_time::id(), "Allow commission decrease at any time in epoch #33843"),
(consume_blockstore_duplicate_proofs::id(), "consume duplicate proofs from blockstore in consensus #34372"),
(add_new_reserved_account_keys::id(), "add new unwritable reserved accounts #34899"),
(index_erasure_conflict_duplicate_proofs::id(), "generate duplicate proofs for index and erasure conflicts #34360"),
(merkle_conflict_duplicate_proofs::id(), "generate duplicate proofs for merkle root conflicts #34270"),
(disable_bpf_loader_instructions::id(), "disable bpf loader management instructions #34194"),
(enable_zk_proof_from_account::id(), "Enable zk token proof program to read proof from accounts instead of instruction data #34750"),
(curve25519_restrict_msm_length::id(), "restrict curve25519 multiscalar multiplication vector lengths #34763"),
(cost_model_requested_write_lock_cost::id(), "cost model uses number of requested write locks #34819"),
(enable_gossip_duplicate_proof_ingestion::id(), "enable gossip duplicate proof ingestion #32963"),
(enable_chained_merkle_shreds::id(), "Enable chained Merkle shreds #34916"),
(remove_rounding_in_fee_calculation::id(), "Removing unwanted rounding in fee calculation #34982"),
(deprecate_unused_legacy_vote_plumbing::id(), "Deprecate unused legacy vote tx plumbing"),
/*************** ADD NEW FEATURES HERE ***************/
]总结
目前看没有特殊不该开启的
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