PRIMERGY Installation RAID Basics Fujitsu Siemens Computers training documentation.
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Transcript of PRIMERGY Installation RAID Basics Fujitsu Siemens Computers training documentation.
![Page 1: PRIMERGY Installation RAID Basics Fujitsu Siemens Computers training documentation.](https://reader031.fdocuments.net/reader031/viewer/2022013108/56649c525503460f948fc2b2/html5/thumbnails/1.jpg)
PRIMERGY InstallationRAID Basics
Fujitsu Siemens Computers training documentation
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved2
SAS/SATA Comparison
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved3
Disk Interface Comparison
Source: Fujitsu
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved4
Mixing of SAS and SATA Disks
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved5
RAID Basics
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved6
Redundant Array of Independent DisksA way of organizing several disks to provide performance OR resilience:
Tolerant to a disk failure
Types of RAID:
Standard: Level 0 - 5
Vendor Specific: 7 >
Associated technology
Hot plug
Hot Spare
More about RAID and RAID sizing on Student CD
disk_subsystem_sizing_-_raid_controller_1.0__en_.pdf
What is RAID ?
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved7
RAID Level 1+0 (10): Striped Mirrored Sets
Host System
Disk Array Controller (DAC)
Resilience
Reads Cost
Writes
Data Disk 1
Mirrored Disk 1
Mirrored Disk 1
Data Disk 1
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved8
RAID Level 7: JBOD – Just a bunch of disks
Host System
Disk Array Controller (DAC)
JBOD
Just a way of declaring normal disks under a RAID controller.
(May include COD information)
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved9
RAID 1E: An LSI specific Level
Host System
Disk Array Controller (DAC)
Data Disk 1
Mirroring over more than two disks.
During the “Mylex era” this was called Mylex-RAID 6, This is confusing since there
is a standard RAID level called RAID6 that has a completely different function
Data Disk 2 Data Disk 3
33
44
2
21 1
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved10
Standard O/S Support Windows 2000/2003 includes RAID 0, 1 & 5 Netware offers RAID 0, 1, 5 & 10 Unixware offers Online Storage Manager (0, 1, 0+1 & 5) Redhat & Suse Linux Include RAID 0, 1 & 5
Fujitsu-Siemens products DDM, Duplex Data Manager, Includes RAID 1 w Hot-spare(Important for MS Cluster configuration )
Implications of Software RAID
RAID 5/3 needs a Math Co-processor (for parity creation)
RAID often not supported on System/boot Partition (Except for FSC DDM)
No instant fail-over ( Except for FSC DDM)
Hot-Plug Support requires HW Control Mechanism.
Software RAID Support
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved11
Cache Policy
Write back Only enable with BBU or UPS Support
Write Through Does not use cache Big Impact on Parity RAID performance
Predictive cache (Read Ahead pattern matching) (for RAID disable it) Switch off – most requests are not synchronous
Cache Size
Must Support BBU for a weekend.
Larger cache boosts parity raid if using write back policy
HW RAID
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved12
RAID 2,5 “ and 3,5 “
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved13
PRIMERGY RX300/RX200 S3 - 2.5-inch HDD
6 x 3.5” Hot-plug HDD
12 x 2.5” Hot-plug HDD
2 x 3.5” Hot-plug HDD
4 x 2.5” Hot-plug HDD
RX200 S3 RX300 S3
2 x 2.5” Hot-plug HDDTX120
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved14
SATA / SAS HDDs 06/2007
Size Technology Rotation Capacity
3,5" SAS 15k36, 73, 146, 300 GB
2,5" SAS 15k 36, 73 GB
3,5" SAS 10k36, 73, 146,300 GB
2,5" SAS 10k 36, 73, 146 GB
3,5" SATA 7.2k80, 160,250, 500, 750 GB
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved15
SAS HDD SATA HDD
R 0/1/10 R5/50 R 0/1/10 R5/50
TX150 S5
SATA Base Unit - -Onboard LSI MegaSR
=ICH7R
ICH 7R + ibutton option(Windows only)
or LSI MegaRAID SATA 8308ELP (Altair)
SAS Base UnitOnboard LSI 1068
IME
MegaRAID ZCR-SAS - LSI 8300XLP
Onboard LSI 1068 IMEMegaRAID ZCR-SAS -
LSI 8300XLP
TX200 S3SATA Base Unit - - Onboard ESB2
Onboard ESB2 + ibuttonOr RAID5 Embedded MegaRAID SW LSI
SAS Base UnitOnboard LSI 1068
IMEZCR-SAS - LSI
8300XLPOnboard LSI 1068 IME
(p)ZCR-SAS - LSI 8300XLP
TX300 S3RX300 S3
(Common Base Unit)
Onboard LSI 1068 IME
LSI MegaRAID SAS
ROMB
Onboard LSI 1068 IME LSI MegaRAID SAS ROMB
RX100 S4SATA Base Unit - -
Embedded SATA software RAID ICH7R (R
0/1) -
SAS Base UnitOnboard LSI 1068
IME-
Onboard LSI 1068 IME (p)
-
RX200 S3(Common Base Unit)
Onboard LSI 1068 IME
ZCR-SAS - LSI 8300XLP
Onboard LSI 1068 IME ZCR-SAS - LSI 8300XLP
SCSI/ SATA / SAS HDD and Controllers
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved16
LSI RAID Controller on Board
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved17
SAS / SATA
Motherboard
Enterprise
Southbridge2
(ESB 2)
TX200 S3 onboard SATA RAID 1/0 with ESB2
ESB2 = RAID 0/1 + opt Key for RAID5
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved18
TX200 S3 onboard SATA RAID 1/0 with ESB2
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved19
SAS / SATA
Motherboard
SAS Ctrl.
LSI 1068
PCI-X 133
RX300 S3 onboard IME RAID 1/1E
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved20
LSI SAS Raid
To enter the controller press <CTRL+C>
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved21
LSI SAS Raid
Automatic Rebuild
Supports Hot Spare Disk
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved22
SAS / SATA
Motherboard
Flash ROM
Raid Firmware
Stack (LSI)
iButton
(Raid Key)
IOP
(Intel Brockton)
SAS Ctrl.
LSI 1068
Standard DDR2-533 / 667 DIMM Module
256 MB ECC with BBU ( 72 Std. hold time ), 256 MB without
BBU
PCI-X 133
PCI-
Express
Modules with BBU have Charge Circuit integrated
RX300 S3 onboard RAID5 with INTEL Brockton IOP block diagram
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved23
LSI Web BIOS
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved24
LSI pluggable PCI RAID Controllers
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved25
LSI MegaRAID SAS abcd
ab--> Type,
c --> external SAS connections
d --> internal SAS connections
Example LSI MegaRAID SAS 8344ELP 83 Type 4 external connections 4 internal connections
LSI controller naming
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved26
pluggable RAID controller
Onboard RAID extension (ZCR) 8300XLP
LSI MegaRAID SATA 8803ELP
LSI MegaRAID SAS 8344ELP For disk Expansion with SX40
LSI MegaRAID SCSI 320-2xFor disk Expansion with SX30
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved27
LSI Web BIOS
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved28
pluggable RAID controller
Onboard RAID extension (ZCR) 8300XLP
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved29
SAS
PCI
ZCR card must be in correct slot that has the logic to enable it to utilise the onboard SCSI or SAS
Most modern FSC motherboards colour code this blue
Match LSI ZCR with LSI chip on motherboard
Tx150S5,RX200S3 and Tx200S3
Zero Channel RAID
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pluggable RAID controller
LSI MegaRAID SAS 8344ELP For disk Expansion with SX40
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved31
Customer Rules Only FibreCAT SX40 disk drives are released. SAS drives from FibreCAT SX60/80 are not
compatible!
Controller is released for FibreCAT SX40 connection only
Controller is not released for internal connection
Max. SAS cable length between controller – box / box – box is 2 m
FibreCAT SX40 must be up before power on of connected controller/server and Controller/server must be powered off before FibreCAT SX40
Redundant path configurations (using two I/O-Modules) are not released
Controller is not released for use as a shared Cluster device in Cluster Configurations
It is strongly recommended to save RAID configurations with MegaCLI
Controller Hotplug is not released
FibreCAT SX40 Hotplug is not released
Tape devices and optical devices (e.g. DVD) are not supported
OS boot from FibreCAT SX40 will be supported with next major release
Replacing a Hot Spare by a new hard disk, this new hard disk stops being handled as Hot Spare in SAS firmware. You need to reconfigure this new hard disk as Hot spare.
LSI MegaRAID SAS 8344ELP For disk Expansion with SX40
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved32
RAID Options
*reboot during Capacity extension and RAID migration is not allowed
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved33
Lab - General
Lab General Explain Signs
Explain Shares
\\192.168.xx.200\Download\
…
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved34
Lab – General
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved35
Exercise 02
Configure LSI IME SAS and SATA
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RAID Basics PRIMERGY Installation Release November 2007 © Fujitsu Siemens Computers 2007 All rights reserved36
Exercise 03
Configure LSI Web BIOS