backup.yaml

# Configures the system log output.
log:
  level: info # Only supports debug, info, warn, error, panic, or fatal. Default 'info'.
  console: true # whether print log to console
  file:
    rootPath: "logs/backup.log"

http:
  simpleResponse: true

# milvus proxy address, compatible to milvus.yaml
milvus:
  address: localhost
  port: 19530
  authorizationEnabled: false
  # tls mode values [0, 1, 2]
  # 0 is close, 1 is one-way authentication, 2 is two-way authentication.
  tlsMode: 0
  user: "root"
  password: "Milvus"

# Related configuration of minio, which is responsible for data persistence for Milvus.
minio:
  # Milvus storage configs, make them the same with milvus config
  storageType: "minio" # support storage type: local, minio, s3, aws, gcp, ali(aliyun), azure, tc(tencent)
  address: localhost # Address of MinIO/S3
  port: 9000   # Port of MinIO/S3
  accessKeyID: minioadmin  # accessKeyID of MinIO/S3
  secretAccessKey: minioadmin # MinIO/S3 encryption string
  useSSL: false # Access to MinIO/S3 with SSL
  useIAM: false
  iamEndpoint: ""
  bucketName: "a-bucket" # Milvus Bucket name in MinIO/S3, make it the same as your milvus instance
  rootPath: "files" # Milvus storage root path in MinIO/S3, make it the same as your milvus instance

  # Backup storage configs, the storage you want to put the backup data
  backupStorageType: "minio" # support storage type: local, minio, s3, aws, gcp, ali(aliyun), azure, tc(tencent)
  backupAddress: localhost # Address of MinIO/S3
  backupPort: 9000   # Port of MinIO/S3
  backupAccessKeyID: minioadmin  # accessKeyID of MinIO/S3
  backupSecretAccessKey: minioadmin # MinIO/S3 encryption string
  backupBucketName: "a-bucket" # Bucket name to store backup data. Backup data will store to backupBucketName/backupRootPath
  backupRootPath: "backup" # Rootpath to store backup data. Backup data will store to backupBucketName/backupRootPath

  # If you need to back up or restore data between two different storage systems, direct client-side copying is not supported. 
  # Set this option to true to enable data transfer through Milvus Backup.
  # Note: This option will be automatically set to true if `minio.storageType` and `minio.backupStorageType` differ.
  # However, if they are the same but belong to different services, you must manually set this option to `true`.
  crossStorage: "false"
  
backup:
  maxSegmentGroupSize: 2G

  parallelism: 
    # collection level parallelism to backup
    backupCollection: 4
    # thread pool to copy data. reduce it if blocks your storage's network bandwidth
    copydata: 128
    # Collection level parallelism to restore
    restoreCollection: 2
  
  # keep temporary files during restore, only use to debug 
  keepTempFiles: false
  
  # Pause GC during backup through Milvus Http API. 
  gcPause:
    enable: true
    seconds: 7200
    address: http://localhost:9091