Lenovo ThinkServer TS140 70A0 User Manual

•RAID5:block-levelstripingwithdistributedparity
RAID5usesdiskstripingandparitydataacrossalldrives(distributedparity)toprovidehighdata
throughput,especiallyforsmallrandomaccess.RAID5distributesparityalongwiththedataandrequires
alldrivesbutonetobepresenttooperate;drivefailurerequiresreplacement,butthearrayisnot
destroyedbyasingledrivefailure.Upondrivefailure,anysubsequentreadoperationscanbecalculated
fromthedistributedparitysothatthedrivefailureismaskedfromtheenduser.Thearraywillhavedata
lossintheeventofaseconddrivefailureandisvulnerableuntilthedatathatwasonthefailingdriveis
rebuiltontoareplacementdrive.Asingledrivefailureinthesetwillresultinreducedperformanceof
theentiresetuntilthefailingdrivehasbeenreplacedandrebuilt.
RAID5requiresaminimumnumberofthreeharddiskdrives.
•RAID10:acombinationofRAID0andRAID1
RAID10consistsofstripeddataacrossmirroredspans.ARAID10drivegroupisaspanneddrive
groupthatcreatesastripedsetfromaseriesofmirroreddrives.RAID10allowsamaximumofeight
spans.YoumustuseanevennumberofdrivesineachRAIDvirtualdriveinthespan.TheRAID1
virtualdrivesmusthavethesamestripesize.RAID10provideshighdatathroughputandcompletedata
redundancybutusesalargernumberofspans.
RAID10requiresaminimumnumberoffourharddiskdrivesandalsorequiresanevennumberofdrives,
forexample,sixharddiskdrivesoreightharddiskdrives.
ConfiguringthesystemBIOStoenableonboardSATARAIDfunctionality
ThisdescribeshowtoconfigurethesystemBIOStoenableonboardSATARAIDfunctionality.
Note:Usethearrowkeysonthekeyboardtomakeselections.
ToenableSATARAIDfunctionality,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage23.
2.SelectDevices➙ATADriveSetup.
3.SelectConfigureSATAasandpressEnter.
4.SelectRAIDModeandpressEnter.
5.PressF10tosavechangesandexittheSetupUtilityprogram.
CreatingRAIDvolumes
ThisdescribeshowtousetheIntelRapidStorageTechnologyenterpriseoptionROMconfigurationutilityto
createRAIDvolumes.
TocreateRAIDvolumes,dothefollowing:
1.PressCtrl+IwhenpromptedtoentertheIntelRapidStorageTechnologyenterpriseoptionROM
configurationutilityduringsystemstartup.
2.UsetheupanddownarrowkeystoselectCreateRAIDVolumeandpressEnter.
3.TypeaproperRAIDvolumenameintheNamefieldandpressTab.
4.UsethearrowkeystoselectaRAIDlevelintheRAIDLevelfieldandpressTab.
5.Ifappropriate,usethearrowkeystoselectastripesizeintheStripeSizefieldandpressTab.
6.TypeavolumesizeintheCapacityfieldandpressTab.
7.PressEntertoinitiatevolumecreation.
8.Whenprompted,pressYtoacceptthewarningmessageandcreatethevolume.
9.Ifdesired,returntostep2tocreateadditionalRAIDvolumes.
10.Whenfinished,selectExitandpressEnter.
Chapter5.Configuringtheserver35

Lenovo ThinkServer TS140 70A0 Specifications

General

Memory Slots	4 DIMM slots
Form Factor	Tower
Chipset	Intel C226
Processor	Intel Xeon E3-1200 v3 series
Memory	Up to 32GB DDR3
Storage	Up to 4 x 3.5" or 2.5" HDD/SSD
RAID Support	RAID 0, 1, 10, 5
Network	Gigabit Ethernet
Network Controller	Intel I217LM
Expansion Slots	1 x PCIe 3.0 x16, 1 x PCIe 2.0 x1, 1 x PCI
Power Supply	280W or 450W
Operating System Support	Windows Server, Red Hat, SUSE, VMware