---
title: "Advanced Arguments"
slug: "advanced-arguments"
updated: 2021-06-24T02:22:24Z
published: 2021-06-24T02:22:24Z
---

> ## Documentation Index
> Fetch the complete documentation index at: https://code.tag.bio/llms.txt
> Use this file to discover all available pages before exploring further.

# Advanced Arguments

There are a number of advanced arguments available which you can use to customize the behavior of the Tag.bio server.

### csv

datatype: *filepath*

```
csv=my_data.csv
```

The CSV file to load. Otherwise, you need to specify a `data_dir` path and `config` file arguments.

### data_dir

datatype: *filepath*

```
data_dir=./data
```

A path to the directory containing the data files specified within `config.json`.

### delimiter

datatype: *string*

```
delimiter="\t"
```

The delimiter used in the file to separate row values (optional)

#### config

datatype: *filepath*

```
config=config.json
```

A JSON file, usually housed in `./config/`, containing the CSV configuration.

#### main

datatype: *filepath*

```
main=main.json
```

A JSON file, usually at the root of the project, containing the protocols, protocol specifications, and test scripts.

#### port

datatype: *integer*

```
port=8001
```

Used to set the server to a specified port. Defaults to *8000*.

#### log

datatype: *string*

```
log=log.txt
```

A file to log server output. Limits console verbosity.

#### entities

datatype: *integer*

```
entities=1000
```

For restricting the maximum number of entities to load from source data.

#### random

datatype: *integer*

```
random=80
```

Used with `entities` to specify a selection rate for random entities.

#### seed

datatype: *integer*

```
seed=1234
```

Used with `random` to specify a seed for reproducable randomizations.

#### process_count

datatype: *integer*

```
process_count=10
```

A designation for the number of processor threads to use. Defaults to *1*.

#### output_config

datatype: *filepath*

```
output_config=auto_config.json
```

A JSON file to be written as a new CSV configuration after parsing. See [Build a Config File](https://tagbio-developer-docs.document360.io/v1/docs/build-a-config-file) for details on using the `"parsers": "all"` feature to automate config creation.

#### https_password_file

datatype: *filepath*

```
https_passwords_file=top_secret.txt
```

A properties file containing https passwords.

#### https_key_store

datatype: *filepath*

```
https_key_store=top_secret.jks
```

A properties file containing https keystore information.

#### api_key_count

datatype: *integer*

```
api_key_count=1
```

The number of `api_keys` to generate.

#### api_key_file

datatype: *filepath*

```
api_key_file=api_keys.txt
```

The file where the `api_keys` will be written.

#### whitelist

datatype: *filepath*

```
whitelist=whitelisted.txt
```

A TXT file containing a new-line delimited list of IP addresses to be whitelisted.