Optional:    true,
			Type:        "boolean",
		},
		config.HelpKV{
			Key:         apiRootAccess,
			Description: "turn 'off' root credential access for all API calls including s3, admin operations" + defaultHelpPostfix(apiRootAccess),
			Optional:    true,
			Type:        "boolean",
		},
		config.HelpKV{
			Key:         apiSyncEvents,

			Optional:    true,
		},
		config.HelpKV{
			Key:         BlockSize,
			Type:        "string",
			Description: "cache all objects below the specified block size" + defaultHelpPostfix(BlockSize),
			Optional:    true,
		},
	}