ZS4-4 Controller Hardware Overview
ZS4-4 System Drive - The ZS4-4 controller has two system boot drives in slots 0 and 1,
configured as a mirrored pair. Read-optimized cache devices can be installed in controller slots
2 through 5, or installed in DE2 disk shelf slots 20 through 23.
Note - Read cache devices cannot be installed in both controller and disk shelf slots at the
same time. For software requirements and slot configuration rules, see Table 49, “Disk Shelf
Configurations,” on page 286.
A filler panel must be installed in empty drive slots. The system drive LEDs are shown in the
following figure.
FIGURE 10
System Drive LEDs
For information about supported disks and capacities, refer to the Oracle Systems Handbook.
TABLE 16
System Drive LEDs
Figure Legend
1 Blue (Ready to remove) 2 Service action required (amber) 3 OK/Activity (green)
ZS4-4 CPU and Memory - The ZS4-4 controller has four Intel Xeon E7-8895 v2 15-core
2.8 GHz CPUs and eight memory riser cards as shown in the following figure. The memory
configuration is 16GB DDR3 DIMMs to accommodate up to 1.5TB (ninety-six 16GB). All
ZS4-4 DIMM risers are fully populated to accommodate this offering.
84 Oracle ZFS Storage Appliance Customer Service Manual • July 2016
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