Dell and SAP provide Competence Centers located in Austin (Texas), Walldorf (Germany), and Kawasaki (Japan) that serve as central points-of-contact for customers who want to run their SAP applications on Dell™ systems. Experienced engineers at these centers can provide custom sizings of the best-suited platform architectures for your SAP implementation needs. Dell also conducts SAP benchmarks and publishes technical papers about SAP to assist its customers when deploying SAP software.
Find a list of SAP-certified Dell hardware:
Similar to the certification there is
You will only require this if you plan to use the ACC (Adaptive Computing Controller). More information on https://service.sap.com/adaptive.
You want to virtualize your SAP environment? Here are some hints that have made life easier:
Do you use fibrechannel tape drives for your backups? Please consider that you cannot attach fibre channel cable to every virtual machine. There will soon be a solution from VMware for that, VMDirectPath.
Do you want a virtualized database server? Do not forget some databases do not support virtualization or demand that you be able to reproduce a support issue on "bare metal". Info on
DB2: SAP note 1130801
MaxDB: SAP note 1142243
Oracle: SAP note 1173954
SQL Server: Microsoft knowledge base article 956893
As discussed in the SAP Portal InfoBrief, the prefetcher setting in the BIOS has a major influence on SAP performance. On ABAP, switching OFF the prefetcher (in a benchmark scenario) increased the system throughput (in Dialogsteps per second) by about 8 percent, and even more could be observed in Java-stack-based SAP software. To switch OFF the prefetcher (as in a Dell PowerEdge™ R900's example):
Note: This option may also be called "Sequential Memory Access". It is not available on every server.Setting HT Tech to HT 3 (where available) showed a performance increase of more than 10% in an SAP-specific load scenario. Here is an example from the PowerEdge M905:Note: This performance hint was only tested in a 4-processor-configuration.