ACS-752X1 |
ACD-752X2 |
ACD-7630X |
|
Controller |
RAID1 Mirror backup |
Scheduled backup |
RAID 1 + Scheduled backup |
Host interface |
SCSI / IDE/ SATA |
SCSI / IDE/ SATA |
SCSI / IDE/ SATA |
Disk Interface |
SATAIII |
SATAIII |
SATAIII |
Hot Swappable HDD |
2 x 2.5” |
1 x 2.5" |
3 x 2.5" |
RAID Function |
RAID 1 (镜射) |
手动/ 自动 周期备份 |
镜射+手动/自动 周期备份 |
Feature |
运作中之HDD损毁, 系统自动切换至另一颗HDD, 机台运作不中断 |
主硬盘损毁时, 手动将备份硬盘取出更换, 数据回复至最近一次备份状态 |
运作中之HDD损毁, 系统自动切换至第二颗HDD, 机台运作不中断 |
容错机制 |
避免机台因HDD 硬件损毁造成机台当机及生产损失, 但无可避免数据错误或O/S crash |
主硬盘硬件损毁或数据错误时可立即更换备份硬盘, 回复至最近一次备份内容, 将损失降至最小, 但故障发生时,
机台需停机 |
避免机台因HDD硬盘损毁造成机台当机及损失, 且当软件发生错误时仍可取用备份HDD回复至最近备份内容 |
Management |
Embedded GUI, CLI through standard LAN |
Embedded GUI, CLI through standard LAN |
Embedded GUI, CLI through standard LAN |