solana_accounts_db::accounts_db

Struct AccountsDbConfig

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pub struct AccountsDbConfig {
Show 26 fields
    pub index: Option<AccountsIndexConfig>,
    pub account_indexes: Option<AccountSecondaryIndexes>,
    pub base_working_path: Option<PathBuf>,
    pub accounts_hash_cache_path: Option<PathBuf>,
    pub shrink_paths: Option<Vec<PathBuf>>,
    pub shrink_ratio: AccountShrinkThreshold,
    pub read_cache_limit_bytes: Option<(usize, usize)>,
    pub read_cache_evict_sample_size: Option<usize>,
    pub write_cache_limit_bytes: Option<u64>,
    pub ancient_append_vec_offset: Option<i64>,
    pub ancient_storage_ideal_size: Option<u64>,
    pub max_ancient_storages: Option<usize>,
    pub hash_calculation_pubkey_bins: Option<usize>,
    pub test_skip_rewrites_but_include_in_bank_hash: bool,
    pub skip_initial_hash_calc: bool,
    pub exhaustively_verify_refcounts: bool,
    pub create_ancient_storage: CreateAncientStorage,
    pub partitioned_epoch_rewards_config: PartitionedEpochRewardsConfig,
    pub storage_access: StorageAccess,
    pub scan_filter_for_shrinking: ScanFilter,
    pub enable_experimental_accumulator_hash: bool,
    pub verify_experimental_accumulator_hash: bool,
    pub snapshots_use_experimental_accumulator_hash: bool,
    pub num_clean_threads: Option<NonZeroUsize>,
    pub num_foreground_threads: Option<NonZeroUsize>,
    pub num_hash_threads: Option<NonZeroUsize>,

}

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§index: Option<AccountsIndexConfig>§account_indexes: Option<AccountSecondaryIndexes>§base_working_path: Option<PathBuf>

Base directory for various necessary files

§accounts_hash_cache_path: Option<PathBuf>§shrink_paths: Option<Vec<PathBuf>>§shrink_ratio: AccountShrinkThreshold§read_cache_limit_bytes: Option<(usize, usize)>

The low and high watermark sizes for the read cache, in bytes. If None, defaults will be used.

§read_cache_evict_sample_size: Option<usize>

The number of elements that will be randomly sampled at eviction time, the oldest of which will get evicted.

§write_cache_limit_bytes: Option<u64>§ancient_append_vec_offset: Option<i64>

if None, ancient append vecs are set to ANCIENT_APPEND_VEC_DEFAULT_OFFSET Some(offset) means include slots up to (max_slot - (slots_per_epoch - ‘offset’))

§ancient_storage_ideal_size: Option<u64>§max_ancient_storages: Option<usize>§hash_calculation_pubkey_bins: Option<usize>§test_skip_rewrites_but_include_in_bank_hash: bool§skip_initial_hash_calc: bool§exhaustively_verify_refcounts: bool§create_ancient_storage: CreateAncientStorage

how to create ancient storages

§partitioned_epoch_rewards_config: PartitionedEpochRewardsConfig§storage_access: StorageAccess§scan_filter_for_shrinking: ScanFilter§enable_experimental_accumulator_hash: bool§verify_experimental_accumulator_hash: bool§snapshots_use_experimental_accumulator_hash: bool§num_clean_threads: Option<NonZeroUsize>

Number of threads for background cleaning operations (`thread_pool_clean’)

§num_foreground_threads: Option<NonZeroUsize>

Number of threads for foreground operations (thread_pool)

§num_hash_threads: Option<NonZeroUsize>

Number of threads for background accounts hashing (thread_pool_hash)

Trait Implementations§

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impl Clone for AccountsDbConfig

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fn clone(&self) -> AccountsDbConfig

Returns a copy of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for AccountsDbConfig

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for AccountsDbConfig

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fn default() -> AccountsDbConfig

Returns the “default value” for a type. Read more

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