This command shows basic hardware and configuration details.
For example:
System Model: IBM,7040-681 Machine Serial Number: 835A7AA Processor Type: PowerPC_POWER4 Number Of Processors: 8 Processor Clock Speed: 1100 MHz CPU Type: 64-bit Kernel Type: 64-bit LPAR Info: 5 JAVADEV1 - kukicha Memory Size: 10240 MB Good Memory Size: 10240 MB Platform Firmware level: 3H041021 Firmware Version: IBM,RG041021_d78e05_s Console Login: enable Auto Restart: true Full Core: true Network Information Host Name: bb1p5-1.hursley.ibm.com IP Address: 9.20.136.92 Sub Netmask: 255.255.255.128 Gateway: 9.20.136.1 Name Server: 9.20.136.11 Domain Name: hursley.ibm.com Paging Space Information Total Paging Space: 512MB Percent Used: 21% Volume Groups Information ============================================================================== rootvg: PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION hdisk0 active 546 290 109..06..04..65..106 ============================================================================== INSTALLED RESOURCE LIST The following resources are installed on the machine. +/- = Added or deleted from Resource List. * = Diagnostic support not available. Model Architecture: chrp Model Implementation: Multiple Processor, PCI bus + sys0 System Object + sysplanar0 System Planar * vio0 Virtual I/O Bus * vsa0 LPAR Virtual Serial Adapter * vty0 Asynchronous Terminal * pci12 U1.5-P2 PCI Bus * pci11 U1.5-P2 PCI Bus * pci10 U1.5-P2 PCI Bus * pci9 U1.5-P1 PCI Bus * pci14 U1.5-P1 PCI Bus + scsi0 U1.5-P1/Z2 Wide/Ultra-3 SCSI I/O Controller + hdisk0 U1.5-P1/Z2-A8 16 Bit LVD SCSI Disk Drive (73400 MB) + ses0 U1.5-P1/Z2-Af SCSI Enclosure Services Device * pci8 U1.5-P1 PCI Bus * pci7 U1.5-P1 PCI Bus * pci6 U1.9-P2 PCI Bus * pci5 U1.9-P2 PCI Bus * pci4 U1.9-P2 PCI Bus * pci13 U1.9-P2 PCI Bus + ent0 U1.9-P2-I3/E1 Gigabit Ethernet-SX PCI Adapter (14100401) * pci3 U1.9-P1 PCI Bus * pci2 U1.9-P1 PCI Bus * pci1 U1.9-P1 PCI Bus * pci0 U1.18-P1-H2 PCI Bus + L2cache0 L2 Cache + mem0 Memory + proc11 U1.18-P1-C3 Processor + proc12 U1.18-P1-C3 Processor + proc13 U1.18-P1-C3 Processor + proc16 U1.18-P1-C4 Processor + proc17 U1.18-P1-C4 Processor + proc18 U1.18-P1-C4 Processor + proc22 U1.18-P1-C4 Processor + proc23 U1.18-P1-C4 Processor