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vbaranov merged 1 commit into from
Feb 4, 2026
Merged

Env vars for current token balances fetcher #92

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6 changes: 4 additions & 2 deletions setup/env-variables/backend-env-variables.mdx
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| `HACKNEY_DEFAULT_POOL_SIZE` | Size of `default` hackney pool. Implemented in [#12406](https://github.com/blockscout/blockscout/pull/12406). | Version: v8.1.0\+ <br />Default: `1000` <br />Applications: API, Indexer |
| `UNIVERSAL_PROXY_CONFIG_URL` | Config URL for universal proxy. Implemented in [#12442](https://github.com/blockscout/blockscout/pull/12442). | Version: v8.1.0\+ <br />Default: `https://raw.githubusercontent.com/blockscout/backend-configs/refs/heads/main/universal-proxy-config.json` <br />Applications: API |
| `UNIVERSAL_PROXY_CONFIG` | JSON-encoded configuration string used to define settings for the universal proxy. Implemented in [#13787](https://github.com/blockscout/blockscout/pull/13787). | Version: v10.0.0\+ <br />Default: (empty) <br />Applications: API |
| `K8S_SERVICE` | Kubernetes service name for Elixir nodes clusterization, more info on how to configure it can be found here https://hexdocs.pm/libcluster/Cluster.Strategy.Kubernetes.DNS.html. Implemented in [#13080](https://github.com/blockscout/blockscout/pull/13080). | Version: v9.2.0\+ <br />Default: (empty) <br />Applications: API, Indexer |

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Did you really mean 'clusterization'?

## Database Management

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| `INDEXER_RECEIPTS_CONCURRENCY` | Concurrency for transaction receipts fetcher. Implemented in [#6454](https://github.com/blockscout/blockscout/pull/6454). | Version: v5.0.0\+ <br />Default: `10` <br />Applications: Indexer |
| `INDEXER_SIGNED_AUTHORIZATION_STATUS_BATCH_SIZE` | Batch size (number of blocks) for EIP7702 authorizations status fetcher. Implemented in [#12451](https://github.com/blockscout/blockscout/pull/12451). | Version: v9.0.0\+ <br />Default: `10` <br />Applications: Indexer |
| `INDEXER_SYSTEM_MEMORY_PERCENTAGE` | Percentage of total memory available to the VM that an application can use if `INDEXER_MEMORY_LIMIT` is not set. Implemented in [#10697](https://github.com/blockscout/blockscout/pull/10697). | Version: v6.9.0\+ <br />Default: `60` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_BATCH_SIZE` | Batch size for token balances fetcher. Implemented in [#7439](https://github.com/blockscout/blockscout/pull/7439). | Version: v5.1.5\+ <br />Default: `100` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_CONCURRENCY` | Concurrency for token balances fetcher. Implemented in [#8167](https://github.com/blockscout/blockscout/pull/8167). | Version: v5.2.2\+ <br />Default: `10` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_BATCH_SIZE` | Batch size for historical token balances fetcher. Implemented in [#7439](https://github.com/blockscout/blockscout/pull/7439). | Version: v5.1.5\+ <br />Default: `100` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_CONCURRENCY` | Concurrency for historical token balances fetcher. Implemented in [#8167](https://github.com/blockscout/blockscout/pull/8167). | Version: v5.2.2\+ <br />Default: `10` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_EXPONENTIAL_TIMEOUT_COEFF` | Coefficient to calculate exponential timeout. Implemented in [#10694](https://github.com/blockscout/blockscout/pull/10694). | Version: v6.9.0\+ <br />Default: `100` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_FETCHER_INIT_QUERY_LIMIT` | Limit for token balance fetcher init queries. Implemented in [#8459](https://github.com/blockscout/blockscout/pull/8459). | Version: v5.2.3\+ <br />Default: `100000` <br />Applications: Indexer |
| `INDEXER_TOKEN_BALANCES_MAX_REFETCH_INTERVAL` | Maximum interval between attempts to fetch address token balance. [Time format](/setup/env-variables/backend-env-variables#time-format). Implemented in [#10694](https://github.com/blockscout/blockscout/pull/10694). | Version: v6.8.1\+ <br />Default: `168h` <br />Applications: Indexer |
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| `INDEXER_TX_ACTIONS_REINDEX_PROTOCOLS` | Comma-separated names of protocols which should be indexed or reindexed on historical blocks defined by the range. Example: `uniswap_v3,zkbob` - only these protocols will be indexed or reindexed for the defined block range. If the value is an empty string (or not defined), all supported protocols will be indexed/reindexed. This option is not applicable to `realtime` and `catchup` fetchers (it always indexes all supported protocols). Implemented in [#6582](https://github.com/blockscout/blockscout/pull/6582). | Version: v5.1.0\+ <br />Default: (empty) <br />Applications: Indexer |
| `INDEXER_TX_ACTIONS_UNISWAP_V3_FACTORY_CONTRACT` | UniswapV3Factory contract address. Implemented in [#7312](https://github.com/blockscout/blockscout/pull/7312). | Version: v5.1.4\+ <br />Default: `0x1F98431c8aD98523631AE4a59f267346ea31F984` <br />Applications: Indexer |
| `INDEXER_TX_ACTIONS_UNISWAP_V3_NFT_POSITION_MANAGER_CONTRACT` | NonfungiblePositionManager contract address for Uniswap v3. Implemented in [#7312](https://github.com/blockscout/blockscout/pull/7312). | Version: v5.1.4\+ <br />Default: `0xC36442b4a4522E871399CD717aBDD847Ab11FE88` <br />Applications: Indexer |
| `INDEXER_CURRENT_TOKEN_BALANCES_BATCH_SIZE` | Batch size for current token balances fetcher. Implemented in [#13923](https://github.com/blockscout/blockscout/pull/13923). | Version: v10.0.0\+ <br />Default: `100` <br />Applications: Indexer |
| `INDEXER_CURRENT_TOKEN_BALANCES_CONCURRENCY` | Concurrency for current token balances fetcher. Implemented in [#13923](https://github.com/blockscout/blockscout/pull/13923). | Version: v10.0.0\+ <br />Default: `10` <br />Applications: Indexer |

## DB Migrations & Sanitizer Management

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