Chain Configs
Subnet-EVM
Configuration options available in the Subnet EVM codebase.
These are the configuration options available in the Subnet-EVM codebase. To set these values, you need to create a configuration file at ~/.avalanchego/configs/chains/<chainID>/config.json.
For the AvalancheGo node configuration options, see the AvalancheGo Configuration page.
Airdrop
| Option | Type | Description | Default |
|---|---|---|---|
airdrop | string | Path to the airdrop file. |
Subnet EVM APIs
| Option | Type | Description | Default |
|---|---|---|---|
snowman-api-enabled | bool | Enables the Snowman API. | false |
admin-api-enabled | bool | Enables the Admin API. | false |
admin-api-dir | string | Directory for the performance profiling in Admin API. | |
warp-api-enabled | bool | Enables the Warp API. | false |
validators-api-enabled | bool | Enables the Validators API. | true |
Enabled Ethereum APIs
| Option | Type | Description | Default |
|---|---|---|---|
eth-apis | []string | A list of Ethereum APIs to enable. If none is specified, the default list is used. | "eth", "eth-filter", "net", "web3", "internal-eth", "internal-blockchain", "internal-transaction" |
Continuous Profiler
| Option | Type | Description | Default |
|---|---|---|---|
continuous-profiler-dir | string | Directory to store profiler data. If set, creates a continuous profiler. | "" (empty) |
continuous-profiler-frequency | Duration | Frequency to run the continuous profiler if enabled. | 15m |
continuous-profiler-max-files | int | Maximum number of profiler files to maintain. | 5 |
API Gas/Price Caps
| Option | Type | Description | Default |
|---|---|---|---|
rpc-gas-cap | uint64 | Maximum gas allowed in a transaction via the API. | 50000000 |
rpc-tx-fee-cap | float64 | Maximum transaction fee (in AVAX) allowed via the API. | 100.0 |
Cache Settings
| Option | Type | Description | Default |
|---|---|---|---|
trie-clean-cache | int | Size of the trie clean cache in MB. | 512 |
trie-dirty-cache | int | Size of the trie dirty cache in MB. | 512 |
trie-dirty-commit-target | int | Memory limit target in the dirty cache before performing a commit (MB). | 20 |
trie-prefetcher-parallelism | int | Max concurrent disk reads the trie prefetcher should perform at once. | 16 |
snapshot-cache | int | Size of the snapshot disk layer clean cache in MB. | 256 |
Ethereum Settings
| Option | Type | Description | Default |
|---|---|---|---|
preimages-enabled | bool | Enables preimage storage. | false |
snapshot-wait | bool | Waits for snapshot generation before starting node. | false |
snapshot-verification-enabled | bool | Enables snapshot verification. | false |
Pruning Settings
| Option | Type | Description | Default |
|---|---|---|---|
pruning-enabled | bool | If enabled, trie roots are only persisted every N blocks. | true |
accepted-queue-limit | int | Maximum blocks to queue before blocking during acceptance. | 64 |
commit-interval | uint64 | Commit interval at which to persist EVM and atomic tries. | 4096 |
allow-missing-tries | bool | Suppresses warnings for incomplete trie index if enabled. | false |
populate-missing-tries | *uint64 | Starting point for re-populating missing tries; disables if nil. | nil |
populate-missing-tries-parallelism | int | Concurrent readers when re-populating missing tries on startup. | 1024 |
prune-warp-db-enabled | bool | Determines if the warpDB should be cleared on startup. | false |
Metric Settings
| Option | Type | Description | Default |
|---|---|---|---|
metrics-expensive-enabled | bool | Enables debug-level metrics that may impact performance. | true |
Transaction Pool Settings
| Option | Type | Description | Default |
|---|---|---|---|
tx-pool-price-limit | uint64 | Minimum gas price (in wei) for the transaction pool. | 1 |
tx-pool-price-bump | uint64 | Minimum price bump percentage to replace an existing transaction. | 10 |
tx-pool-account-slots | uint64 | Max executable transaction slots per account. | 16 |
tx-pool-global-slots | uint64 | Max executable transaction slots for all accounts. | From legacypool.DefaultConfig.GlobalSlots |
tx-pool-account-queue | uint64 | Max non-executable transaction slots per account. | From legacypool.DefaultConfig.AccountQueue |
tx-pool-global-queue | uint64 | Max non-executable transaction slots for all accounts. | 1024 |
tx-pool-lifetime | Duration | Maximum time a transaction can remain in the pool. | 10 Minutes |
local-txs-enabled | bool | Enables local transactions. | false |
API Resource Limiting Settings
| Option | Type | Description | Default |
|---|---|---|---|
api-max-duration | Duration | Maximum API call duration. | 0 (no limit) |
ws-cpu-refill-rate | Duration | CPU time refill rate for WebSocket connections. | 0 (no limit) |
ws-cpu-max-stored | Duration | Max CPU time stored for WebSocket connections. | 0 (no limit) |
api-max-blocks-per-request | int64 | Max blocks per getLogs request. | 0 (no limit) |
allow-unfinalized-queries | bool | Allows queries on unfinalized blocks. | false |
allow-unprotected-txs | bool | Allows unprotected (non-EIP-155) transactions. | false |
allow-unprotected-tx-hashes | []common.Hash | List of unprotected transaction hashes allowed. | Includes EIP-1820 |
Keystore Settings
| Option | Type | Description | Default |
|---|---|---|---|
keystore-directory | string | Directory for keystore files. | "" (empty) |
keystore-external-signer | string | External signer for keystore. | "" (empty) |
keystore-insecure-unlock-allowed | bool | Allows insecure unlock of the keystore. | false |
Gossip Settings
| Option | Type | Description | Default |
|---|---|---|---|
push-gossip-percent-stake | float64 | Percentage of stake to target when gossiping. | 0.9 |
push-gossip-num-validators | int | Number of validators to gossip to. | 100 |
push-gossip-num-peers | int | Number of peers to gossip to. | 0 |
push-regossip-num-validators | int | Number of validators to re-gossip to. | 10 |
push-regossip-num-peers | int | Number of peers to re-gossip to. | 0 |
push-gossip-frequency | Duration | Frequency of gossiping. | 100ms |
pull-gossip-frequency | Duration | Frequency of pulling gossip. | 1s |
regossip-frequency | Duration | Frequency of re-gossiping. | 30s |
priority-regossip-addresses | []common.Address | Addresses with priority for re-gossiping. | [] (empty) |
Logging
| Option | Type | Description | Default |
|---|---|---|---|
log-level | string | Logging level. | "info" |
log-json-format | bool | If true, logs are in JSON format. | false |
Fee Recipient
| Option | Type | Description | Default |
|---|---|---|---|
feeRecipient | string | Address to receive transaction fees; must be empty if unsupported. | "" (empty) |
Offline Pruning Settings
| Option | Type | Description | Default |
|---|---|---|---|
offline-pruning-enabled | bool | Enables offline pruning. | false |
offline-pruning-bloom-filter-size | uint64 | Bloom filter size for offline pruning in MB. | 512 |
offline-pruning-data-directory | string | Data directory for offline pruning. | "" (empty) |
VM2VM Network
| Option | Type | Description | Default |
|---|---|---|---|
max-outbound-active-requests | int64 | Max number of outbound active requests. | 16 |
Sync Settings
| Option | Type | Description | Default |
|---|---|---|---|
state-sync-enabled | bool | Enables state synchronization. | false |
state-sync-skip-resume | bool | Forces state sync to use highest available summary block. | false |
state-sync-server-trie-cache | int | Cache size for state sync server trie in MB. | 64 |
state-sync-ids | string | Node IDs for state sync. | "" (empty) |
state-sync-commit-interval | uint64 | Commit interval for state sync. | 16384 (CommitInterval*4) |
state-sync-min-blocks | uint64 | Min blocks ahead of local last accepted to perform state sync. | 300000 |
state-sync-request-size | uint16 | Key/values per request during state sync. | 1024 |
Database Settings
| Option | Type | Description | Default |
|---|---|---|---|
inspect-database | bool | Inspects the database on startup if enabled. | false |
skip-upgrade-check | bool | Disables checking that upgrades occur before last accepted block. | false |
accepted-cache-size | int | Depth to keep in the accepted headers and logs cache. | 32 |
transaction-history | uint64 | Max blocks from head whose transaction indices are reserved. | 0 (no limit) |
tx-lookup-limit | uint64 | Deprecated, use transaction-history instead. | |
skip-tx-indexing | bool | Skips indexing transactions; useful for non-indexing nodes. | false |
warp-off-chain-messages | []hexutil.Bytes | Encoded off-chain messages to sign. | [] (empty list) |
RPC Settings
| Option | Type | Description | Default |
|---|---|---|---|
http-body-limit | uint64 | Limit for HTTP request body size. | Not specified |
Standalone Database Configuration
| Option | Type | Description | Default |
|---|---|---|---|
use-standalone-database | *PBool | Use a standalone database. By default Subnet-EVM uses a standalone database if no block was accepted. | nil |
database-config | string | Content of the database configuration. | "" (empty) |
database-config-file | string | Path to the database configuration file. | "" (empty) |
database-type | string | Type of database to use. | "pebbledb" |
database-path | string | Path to the database. | "" (empty) |
database-read-only | bool | Opens the database in read-only mode. | false |
Note: Durations can be specified using time units, e.g., 15m for 15 minutes, 100ms for 100 milliseconds.
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