CAUTION
▶
Only remove an HDD/SSD module during operation if the drive is
not currently being accessed. Observe the indicators on the
corresponding HDD/SSD module, see "Indicators on hot-plug
HDD / SSD / PCIe SSD modules" on page 408.
▶
An HDD/SSD module can be replaced while the system is in
operation. RAID configuration with a RAID controller:
●
Modular Host Bus Adapter with "Integrated RAID" (IR). RAID
levels 0 and 1 are supported for internal HDD configurations.
●
Modular RAID 0/1 controller with "MegaRAID functionality"
(integrated MegaRAID). RAID levels 0, 1, 10, 5 and 50 are
supported for internal HDD configurations.
●
Modular RAID 5/6 controller with "MegaRAID functionality"
(MegaRAID). RAID levels 0, 1, 10, 5, 50, 6 and 60 are supported
for internal HDD configurations. As an option, a flash backup unit
(FBU) can save the memory content even if the power fails.
Cache memory size of up to 8 GB is available.
▶
An HDD/SSD module can be replaced while the system is in
operation. RAID configuration without a RAID controller:
Please follow the instruction of each software e.g. VSAN, Storage
Spaces, and Storage Spaces Direct, provided separately to use the
software RAID function of OS or Hypervisor
.
▶
All HDD/SSD modules (drives) must be uniquely identified so that
they can be reinstalled in their original bays later. If this is not done,
existing data can be lost.
Preliminary steps
▶
"Locating the defective server" on page 97
.
▶
If applicable, "Removing the front cover with lock" on page 45.
▶
"Locating the defective component" on page 44.
Hard disk drive (HDD) / solid state disk (SSD)
148 Upgrade and Maintenance Manual RX4770 M6