Dell PowerEdge M420 Manual - Page 32

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Dell PowerEdge M420 Manual
Improving NFS Performance on HPC Clusters with Dell Fluid Cache for DAS
Status
Name
Slot ID
State
Firmware Version
Minimum Required Firmware Version
Driver Version
Minimum Required Driver Version
Storport Driver Version
Minimum Required Storport Driver Version
<...snip...>
2. Check that the PERC H810 Adapter has 48 3TB disks available.
[root@nfs-dfc]# omreport storage pdisk controller=1
Disks will be numbered 0:0:0 to 0:0:11, 0:1:0 to 0:1:11, 0:2:0 to 0:2:11 and 0:3:0 to 0:3:11 in the
format <connector:enclosureID:portID>
3. Create a RAID 60 virtual disk with spanlength of 12 and stripe size of 512KB on the PowerVault
MD1200s.
[root@nfs-dfc]# omconfig storage controller controller=1
action=createvdisk raid=r60 size=max stripesize=512kb spanlength=12
pdisk=0:0:0,0:0:1,0:0:2,0:0:3,0:0:4,0:0:5,0:0:6,0:0:7,0:0:8,0:0:9,0:0:1
0,0:0:11,0:1:0,0:1:1,0:1:2,0:1:3,0:1:4,0:1:5,0:1:6,0:1:7,0:1:8,0:1:9,0:
1:10,0:1:11,0:2:0,0:2:1,0:2:2,0:2:3,0:2:4,0:2:5,0:2:6,0:2:7,0:2:8,0:2:9
,0:2:10,0:2:11,0:3:0,0:3:1,0:3:2,0:3:3,0:3:4,0:3:5,0:3:6,0:3:7,0:3:8,0:
3:9,0:3:10,0:3:11
4. Check that the virtual disk has finished initializing and is ready. This can take several hours. Double
check the size of the device (110TB) and note the device name (/dev/sdc) from the command
below.
[root@nfs-dfc ~]# omreport storage vdisk controller=1
List of Virtual Disks on Controller PERC H810 Adapter (Slot 7)
Controller PERC H810 Adapter (Slot 7)
ID
Status
Name
State
Hot Spare Policy violated
Encrypted
Layout
Size
Associated Fluid Cache State
Device Name
Bus Protocol
Media
Read Policy
Write Policy
Cache Policy
: Ok
: PERC H810 Adapter
: PCI Slot 7
: Ready
: 21.1.0-0007
: Not Applicable
: 00.00.06.14-rh1
: Not Applicable
: Not Applicable
: Not Applicable
: 0
: Ok
: Virtual Disk 0
: Ready
: Not Assigned
: No
: RAID-60
: 111,760.00 GB (120001386250240 bytes)
: Active
: /dev/sdc
: SAS
: HDD
: No Read Ahead
: Write Back
: Not Applicable
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