Server configuration

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The server hardware and software setup that was used the tests.

Server hardware

System z®
One z/VM® LPAR on a 56 way IBM® System z196 EC, 5.2 GHz, model 2817-M80, equipped with:
  • Up to 8 physical CPUs dedicated to z/VM
  • Up to 20 GB Central memory and 2 GB Expanded Storage
  • Up to 2 OSA cards (1 shared for admin LAN, and a 1-Gigabit OSA card.)
Storage server setup
The storage server was a DS8300 2107-932. For all System z systems and applications on up to 16 Linux™ host systems:
  • 214 ECKD™ mod 9s spread over 2 Logical Control Units (LCUs)

Server software

Table 1. Server software used for cpuplugd daemon tests

Server software used for cpuplugd daemon tests
Product Version and release
IBM DB2 Universal Database™ Enterprise Server 9.7 fixpack 4
SUSE Linux Enterprise Server SLES 11, SP1 64-bit + development version of s390-tools package
DayTrader Performance Benchmark Version 2.0 – 20080222 build
WebSphere® Application Server 7.0 fixpack 17, 64-bit
IBM HTTP Server 7.0 fixpack 17, 64-bit
z/VM 6.1

A development version was installed for the updated cpuplugd server.