New 32-processor Unisys ES7000 performs well on SAP

Blu Bell 25 April 2001 Using the SAP Standard Application Sales and Distribution (SD) Benchmark, an industry-standard measure of server performance, a Unisys e-@ction Enterprise Server ES7000 equipped with 32 Intel Pentium III Xeon 32-bit processors supported 18,500 mySAP.com SD Standard Application benchmark users. This result is the third highest result ever recorded on any platform tested with the SAP SD benchmark methodology, regardless of the number of processors per server tested.

According to Unisys, this results show users of mission-critical solutions such as mySAP.com that there is negligible performance advantage to be gained by paying the premium charged by UNIX/RISC server vendors. They constitute the third record-breaking result for Windows-based SAP Standard Application SD Benchmark performance recorded by the Unisys ES7000 in three months.

The benchmark was conducted at the Unisys performance laboratory in Mission Viejo, CA and has been certified by SAP AG. More information on the benchmark is available upon request from Unisys and SAP AG.

In the test, the Unisys ES7000 ran Windows 2000 Datacenter Server, the Microsoft operating system designed for mainframe-class performance, scalability and reliability, Microsoft's SQL Server 2000 Enterprise Edition database management system and SAP R/3 Release 4.6C.

A notable result of the series of SAP Standard Application SD Benchmark tests recently conducted by Unisys is the success of the Unisys ES7000 in getting a consistent level of work performed per processor as more processors were added to the servers tested.

Historically, as more processors are added to a symmetric multi-processor (SMP) server, the performance of an individual processor degrades: the higher the number of processors in a single server, the lower the per-processor performance. Unisys 16-, 24- and 32-processor ES7000s, which delivered 10,400, 14,400 and 18,500 SAP SD benchmark users respectively, have consistently achieved nearly a 80 percent work output yield per processor regardless of the size of the server tested.

The simulated user workload was achieved with an average dialog response time of 1.94 seconds and is equivalent to 1,859,330 fully business processed order line items per hour. The results were derived using the SAP Standard Application Benchmark methodology, an industry-standard method of measuring server and application performance. The test simulates the maximum number of concurrent users supported by a system within acceptable response times.

The Unisys ES7000 used as the database server in the benchmark test was configured with 32 Intel Pentium III Xeon 700-MHz processors with 2 Mbytes of large cache integrated on the processor die, 12 Gbytes of memory and 16 Mbytes of level three cache. The server ran Microsoft Corp.'s Windows 2000 Datacenter Server operating system, Microsoft SQL Server 2000 Enterprise Edition database, and SAP R/3 Release 4.6C. Database server CPU utilization was 94 percent. Ninety-two Unisys e-@ction Enterprise Server ES5085s, each with eight 700-MHz Intel Pentium III Xeon processors and 4 Gbytes of memory, were also used in the test as application servers. CPU utilisation on the application servers was 57 percent. Total disk space used was 623 Gbytes.


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