Instruction/ maintenance manual of the product R910 Dell
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Dell P owerEdge 11 th Generation Servers: R8 10, R910, and M91 0 Memory Guidance A Dell Technical White Paper Dell │ Product Group Armando Acosta and Ja mes Pledge.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page ii THIS WHITE PA PER IS FOR INFO RMATIONAL PURPOS ES ONLY, AND MA Y CONTAIN TYP OGRAPHICAL ERRORS AND TECHNICAL INACCURACIES. THE CONTENT IS PRO VIDED AS IS, WITHOUT EXPRESS O R IMPLIED WARRA NTIES OF ANY KIN D.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 1 Contents Introduction ........................................................................................................... 2 Quick Reference Guide (Te rmin ol ogy Definit ions) .
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 2 Introduction This paper se rves as mem o ry guidan ce f or Dell ™ 11th Generation PowerEdge ™ R810 , R910 , and M910 s ervers relea sed M arch 20 10 using the new Intel® Xeon ® 7 500 and 65 00 series proc essors th at support DDR3 memory technology.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 3 Sparing (DIMM and Rank): The system allocates a Rank or DI M M per channel a s a Spare me mor y region, and is able to move a Rank or D IMM exhibit in g correctab l e errors to the Spare wh il e the operat ing system is running.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 4 bin SKUs) (Slower with QR DIMMs) Minimum me mor y pop ul a tion 1 DIMM 2 DIMMs (must populate with identical DIMM p.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 5 Figure 1. FlexMem Bri dge Illustration.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 6 Figure 2. R8 10 and M910 Se ries Servers Memory I llus tration Note : This illustration is not a techni cal schemat ic of a mothe rboard.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 7 The R910 has eight memory risers; each memory ri se r has two Mil l b rook memor y bu ffers and eight DIMM slots. Figure 3. R9 10 Series Serv ers Memory I llustration Note : This illustration is not a techn ical sche matic of a moth erboard.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 8 Good Perfo rmance 2 D IMMS per Memory Buffer C hannel, all memory controllers populated equally with 32 DIMMs a nd .
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 9 Figure 5. M910/R810 Relative Memory Bandwidth for the Intel Xeon 6 500 and 7 500 Series Process ors Xeon X7560, 8C 2.26 GHz 6.4 0 QPI 1066 MTs Xeon E7540, 6 C 2.00 GHz 6.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 10 Figure 6. R910 With 64 I dentical DIMMs , 2 D IMMs Per Channel.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 11 Figure 7. R810 or M910 With 32 I dentical DIMMs , 2 DIMMs P er Channel.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 12 Figure 8. R910 With 32 I dentical DIMMs , 1 D IMM Per C hannel.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 13 Figure 9. R810 and M910 With 16 I dentical DIMMs , 1 D IMM Per C hannel Memory RAS Featu r es Sparing For Rank spa.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 14 Figure 10. Example of Sparing for Dual Rank and Quad Rank DIMMs Mirrorin g For mirroring , the R910 will support 2 P/4P configurations for >= 64 GB only. The R810 and M910 support mirroring in 3 2 DIM M confi gur ati ons >= 64 GB only.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 15 Figure 11. Example of R910 I ntra - Socket Mirroring Note : A1, A3 are mi r rored t o A2, A4; B1, B3 are m irrored.
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 16 Figure 12. Examp le of R810 and M910 Intra - N ode Mirroring For 4P, the R810 will also support mirroring in the inter - socket mod e .
Powe rEdge 11th Generation Servers: R810, R 9 10, and M 910 Memor y Guidanc e Page 17 Figure 13. Example of R810 and M910 Int er - S ocket Mirrori ng Table 3.
An important point after buying a device Dell R910 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell R910 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell R910 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell R910 you will learn all the available features of the product, as well as information on its operation. The information that you get Dell R910 will certainly help you make a decision on the purchase.
If you already are a holder of Dell R910, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell R910.
However, one of the most important roles played by the user manual is to help in solving problems with Dell R910. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell R910 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
