IBM N Series, Hardware Manual

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IBM System Storage N series Hardware Guide
2.1 Overview
Figure 2-1 shows the N3000 modular disk storage system, which is designed to provide
primary and auxiliary storage for midsize enterprises. N3000 systems offer integrated data
access, intelligent management software, and data protection capabilities in a cost-effective
package. N3000 series innovations include internal controller support for Serial-Attached
SCSI (SAS) or SATA drives, expandable I/O connectivity, and onboard remote management.
Figure 2-1 N3000 modular disk storage system
The following N3000 series are available:
򐂰 IBM System Storage N3150:
– Model A15: Single-node
– Model A25: Dual-node, Active/Active HA Pair
򐂰 IBM System Storage N3220:
– Model A12: Single-node
– Model A22: Dual-node, Active/Active HA Pair
򐂰
The IBM System Storage N3240:
– Model A14: Single-node
– Model A24: Dual-node, Active/Active HA Pair
Table 2-1 provides a comparison of the N3000 series.
Table 2-1 N3000 series comparison
N3000 features
a
a. All specifications are for dual-controller, active-active configurations.
N3150 (FAS2220) N3220 (FAS2240-2) N3240 (FAS2240-4)
Form factor 2U, 12 internal drives 2U, 24 internal drives 4U, 24 internal drives
Dual controllers Yes Yes Yes
Max. raw capacity 240 TB 509 TB 576 TB
Max. disk drives 60 144 144
Max. Ethernet ports 8 8 8
Onboard SAS ports 4 4 4
Flash pool support No Yes Yes
8 Gb FC support No Yes
b
b. Based on optional dual-port 10 GbE or 8 Gb FC mezzanine card and single slot per controller.
Yes
b
10 Gb Enet support No Yes
b
Yes
b
Storage protocols CIFS, NFS,
iSCSI CIFS, NFS,
iSCSI, FCP CIFS, NFS,
iSCSI, FCP