Thiết bị lưu trữ SYNOLOGY DS1821+
- Synology DiskStation DS1821+ is a powerful 8-bay network-attached-storage solution designed to store and protect missioncritical data. Designed to tackle increasing amounts of unstructured data, the low-noise desktop form-factor of the DS1821+ is built for both SOHO and SMB environments. With performance over 110K or 177% higher 4K random read IOPS than its predecessor, the DS1821+ is fast, with ample room for scalability.
- Accelerated Performance: 177% higher 4K random read IOPS and 76% faster sequential write speeds compared to its predecessor.
- Maximize Performance: Turbocharge HDD arrays without occupying drive bays using dual built-in M.2 slots for NVMe SSD cache.
- Expansion Made Easy: Scale up on demand to 18 drives with two DX517 expansion units
- Includes Everything to Protect Your Data: Back up critical data from public clouds, PCs, servers, VMs, and Synology NAS with Synology Active Backup suite, Hyper Backup, and Snapshot Replication.
- Ready for 10/25GbE: Supports 10GbE SFP+/RJ-45 and 25GbE SFP28 NICs to instantly increase network bandwidth based on your infrastructure.
Đặc tính kỹ thuật
| Hardware | |
| CPU | AMD RyzenTM V1500B quad-core 2.2 GHz |
| Hardware encryption engine | Yes (AES-NI) |
| Memory | 4 GB DDR4 ECC SODIMM (expandable up to 32 GB) |
| Compatible drive types | • 8 x 3.5 inch or 2.5 inch SATA HDD/SSD (drives not included) • 2 x M.2 2280 NVMe SSD (drives not included) |
| Hot swappable drives | Yes |
| External ports | • 4 x USB 3.2 Gen 1 • 2 x eSATA |
| Size (HxWxD) | 166 x 343 x 243 mm |
| Weight | 6.0 kg |
| LAN ports | 4 x 1GbE RJ-45 |
| Wake on LAN/WAN | Yes |
| PCIe 3.0 slots | • 1 x 4-lane x8 slot • Supports 10/25GbE network interface cards |
| Scheduled power on/of | Yes |
| System fans | 2 (120 x 120 x 25 mm) |
| AC input power voltage | 100 V to 240 V AC |
| Power consumption | • Access: 59.8 W • HDD Hibernation: 26.18 W |
| Power frequency | 50/60 Hz, single phase |
| Operating temperature | 0°C to 40°C (32°F to 104°F) |
| Storage temperature | -20°C to 60°C (-5°F to 140°F) |
| Relative humidity | 5% to 95% RH |
| Maximum operating altitude | 5,000 m (16,400 ft) |
| General DSM specification | |
| Networking protocols | SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP) |
| File systems | • Internal: Btrfs, ext4 • External: Btrfs, ext4, ext3, FAT32, NTFS, HFS+, exFAT |
| Supported RAID types | Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 |
| Storage management | • Maximum single volume size: 108TB • Maximum system snapshots: 65,536 • Maximum internal volumes: 64 |
| SSD cache | • Read/write cache support • M.2 NVMe SSD support |
| File sharing capabilities | • Maximum local user accounts: 2,048 • Maximum local groups: 256 • Maximum shared folders: 512 • Maximum concurrent SMB/NFS/AFP/FTP connections: 1,000 |
| Privileges | Windows® Access Control List (ACL), application privileges |
| Directory services | Connects with Windows® AD/LDAP servers enabling domain users to login via SMB/NFS/AFP/FTP/File Station using their existing credentials. |
| Virtualization | VMware vSphere® 6.5, Microsoft Hyper-V®, Citrix®, OpenStack® |
| Security | Firewall, shared folder encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite) |
| Supported clients | Windows® 7 onwards, macOS® 10.12 onwards |
| Supported browsers | Chrome®, Firefox®, Edge®, Internet Explorer® 10 onwards, Safari® 10 onwards, Safari (iOS 10 onwards), Chrome (Android™ 6.0 onwards) on tablets |
- Bảo hành: 24 tháng.
