Alibaba Cloud integrates leading distributed storage technologies and long-accumulated best practices in public cloud deployment and O&M to provide Software Defined Storage with high performance, scalability, and reliability. This helps you reduce costs, shorten business launch time, and easily build hybrid cloud storage.
Benefits
Flexible, agile, and elastic scale-out
The service starts with three nodes. You can achieve linear growth in capacity and performance by increasing the number of nodes.
The service can store terabytes of data or even exabytes of data to support your business.
Hybrid cloud features are integrated to support seamless data migration to the cloud.
High stability and reliability for continuous business operations
Comprehensive data protection and reliability design ensure data security.
Strong data consistency is guaranteed.
Software-defined storage features reduce the difficulty and expense of O&M.
Easy construction of an enterprise storage cloud
One-stop delivery reduces the construction time of data centers.
Standard X86 and ARM servers are used.
Full-lifecycle data services are provided to escort enterprise growth.
Specifications
Item | 2U Standard | 4U Large Capacity | IT Application Innovation |
CPU | 2 × Intel Xeon 16-core 2.4 GHz CPUs | 2 × Hygon 5380 16-core 2.5 GHz CPUs or 2 × Hygon 7380 32-core 2.2 GHz CPUs | |
Memory | 128 GB or 256 GB | ||
Network port | 1 GE, 10 GE, or 25GE | ||
Scalability | 3 to 4,096 nodes | ||
System disk | 2 × 480 GB SATA SSDs, with the value of Drive Writes Per Day (DWPD) greater than or equal to 3 | ||
Cache disk | 2, 3, and 4 × 3.84 TB NVMe U.2 SSDs. The available storage capacity of each SSD is 2 TB and the value of DWPD is greater than or equal to 3. | ||
Data disk | ● 12 × 8TB, 12TB, and 16TB HDDs | ● 32 × 8TB, 12TB, and 16TB HDDs ● 36 × 8TB, 12TB, and 16TB HDDs | ● 2U12 or 4U32 |
RAID | RAID controller cards that support the following modes: RAID 0, 1, 5, 6, 10, and host bus adapter (HBA) | ||
Storage protocol | Internet small computer systems interface (iSCSI), rados block device (RBD), Fibre Channel (FC), Object Storage Service (OSS), Simple Storage Service (S3), Network File System (NFS), common Internet file system (CIFS), and file transfer protocol (FTP) | ||
Data redundancy protection | ● Supports multi-replica modes such as 2-replica and 3-replica. ● Supports erasure coding (EC) by using the variable N, M, and K. The value of variable K is obtained by using the following formula: K = 2^n. We recommend that you set n to a value smaller than or equal to 6. The value of variable M is greater than or equal to 1. | ||