DSM Specifications
|
RS822+
|
Storage Management |
Maximum Single Volume Size |
108 TB |
Maximum Internal Volume Number |
64 |
SSD Read/Write Cache (Determining cache size) |
|
SSD TRIM |
|
Supported RAID Type |
- Synology Hybrid RAID
- Basic
- JBOD
- RAID 0
- RAID 1
- RAID 5
- RAID 6
- RAID 10
|
RAID Migration |
- Basic to RAID 1
- Basic to RAID 5
- RAID 1 to RAID 5
- RAID 5 to RAID 6
|
Volume Expansion with Larger HDDs |
- Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6
- RAID 10
|
Volume Expansion by Adding a HDD |
- Synology Hybrid RAID
- JBOD
- RAID 5
- RAID 6 (with Expansion Unit)
|
Global Hot Spare Supported RAID Type |
- Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6 (with Expansion Unit)
- RAID 10 (with Expansion Unit)
|
File System |
Internal Drives |
|
External Drives |
- Btrfs
- ext4
- ext3
- FAT
- NTFS
- HFS+
- exFAT
|
File Services |
File Protocol |
- SMB
- AFP
- NFS
- FTP
- WebDAV
- Rsync
|
Maximum Concurrent SMB/AFP/FTP Connections |
500 |
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion) |
2,000 |
Windows Access Control List (ACL) Integration |
|
NFS Kerberos Authentication |
|
Account & Shared Folder |
Maximum Local User Accounts |
2,048 |
Maximum Local Groups |
256 |
Maximum Shared Folder |
512 |
Maximum Shared Folder Sync Tasks |
16 |
Hybrid Share |
Hybrid Share Folder Number |
10 |
Hyper Backup |
Folder and Package Backup |
|
Entire System Backup |
|
High Availability |
Synology High Availability |
|
Log Center |
|
|
Syslog Events per Second |
800 |
Virtualization |
VMware ESXi 6.5 and VAAI |
|
Windows Server 2016 |
|
Windows Server 2022 |
|
Citrix Ready |
|
OpenStack |
|
General Specifications |
Supported Protocols |
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
Supported Browsers |
- Chrome
- Firefox
- Edge
- Safari
|
Supported Language |
English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文 |
Central Management System |
|
|
Synology Chat |
|
|
Suggested Users |
150 |
Download Station |
|
|
Maximum Concurrent Download Tasks |
80 |
SAN Manager |
|
|
Maximum iSCSI Target Number |
128 |
Maximum LUN |
256 |
LUN Clone/Snapshot, Windows ODX |
|
Synology MailPlus / MailPlus Server |
|
|
Free Email Accounts |
5 (Additional accounts require purchase of licenses) |
Suggested Users |
750 |
Maximum Server Performance |
1,484,000 emails per day, approx. 45GB |
Media Server |
|
|
DLNA Compliance |
|
Synology Photos |
|
|
Facial Recognition |
|
Object Recognition |
|
Snapshot Replication |
|
|
Maximum Snapshots per Shared Folder |
1,024 |
Maximum of System Snapshots |
65,536 |
Surveillance Station |
|
|
Default Licenses |
2 (Additional cameras require purchase of licenses) |
Suggested Maximum IP Cameras and Total FPS (H.264) |
- 720p: 40 channels, 1200 FPS
- 1080p: 40 channels, 800 FPS
- 3M: 35 channels, 350 FPS
- 5M: 28 channels, 280 FPS
- 4K: 17 channels, 170 FPS
|
Suggested Maximum IP Cameras and Total FPS (H.265) |
- 720p: 40 channels, 1200 FPS
- 1080p: 40 channels, 1200 FPS
- 3M: 40 channels, 600 FPS
- 5M: 40 channels, 480 FPS
- 4K: 20 channels, 200 FPS
|
Synology Drive |
|
|
Recommended Number of Concurrent Sync Clients |
550 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
Recommended Number of Hosted Files |
50,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) |
Synology Office |
|
|
Suggested Users |
4,500 |
Virtual Machine Manager |
|
|
Recommended Virtual Machine Instances |
8 (Learn more) |
Recommended Virtual DSM Number (Licenses required) |
8 (including 1 Free License) |
VPN Server |
|
|
Maximum Connections |
40 |