Frequently Asked Question

The ext4 and Btrfs¹ file systems are supported in DSM 6.0 and above. You can create a volume in either of these file systems according to your needs and preference. Below are our suggestions on which file system to use for creating a volume.

	Btrfs	ext4
Features of the file system	Data protection features, e.g., snapshot, replication, and point-in-time recovery Data integrity protection User quotas for each shared folder	Compatible with most LINUX operating systems Higher performance and less hardware requirements than Btrfs
Main purposes of your volume	Activating Docker DSM	Using network shared storages for virtualized environments or database applications Using the following functions or packages with performance-oriented requirements: iSCSI LUNs File server MailPlus Server

Note:

1. For more information on the applied Synology NAS models of the Btrfs file system, please refer to here.