MinIO

Overview

MinIO uploads log batches to a MinIO (S3-compatible) bucket.

Supported types: Logs · Metrics · Traces

Authentication Configuration

MinIO supports MinIO credentials.

Parameter	Type	Required	Description
credential_type	option	true	minio: MinIO Username and Password.
access_key_id	string	true	MinIO username.
secret_access_key	string	true	MinIO password.

Note: The Credential Type field is required if not using default credentials.

Configuration

Parameter	Type	Default Value	Required	Description
endpoint	string	none	Yes	MinIO endpoint URL (e.g., https://minio.example.com).
region	string	none	Yes	Region for the MinIO deployment.
s3_bucket	string	none	Yes	The name of the MinIO bucket to upload to.
s3_prefix	string	/logs	Yes	The key prefix for uploaded objects.
s3_partition_format	string	%Y/%m/%d/%H/%M	No	Partition format for uploaded objects.
file_prefix	string	none	No	Optional file prefix to prepend to object keys.
s3_force_path_style	boolean	true	No	Forces path-style addressing where the bucket name appears in the request path instead of the hostname.
timeout	string	5s	No	Timeout for upload operations.

Sending Queue Settings

Parameter	Type	Default Value	Description
queue_size	int64	1000	Maximum number of log entries to hold in the queue.
num_consumers	int	10	Number of parallel workers processing logs from the queue.
enable_disk_backed_queue	bool	true	Saves the queue to disk so data can survive restarts.

Note: Sending Queue fields available if enabled.

Example Configuration

{
  "s3uploader": {
    "endpoint": "https://minio.example.com", // required
    "region": "us-east-1", // required
    "s3_bucket": "my-output-bucket", // required
    "s3_prefix": "/logs", // required
    "s3_partition_format": "%Y/%m/%d/%H/%M",
    "file_prefix": "app-logs-",
    "s3_force_path_style": true,
  },

  "timeout": "30s",

  "sending_queue": {
    // conditional
    "queue_size": 5000,
    "num_consumers": 10,
    "enable_disk_backed_queue": true,
  },
}