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IBM s/390 manual International Technical Support Organization, October

Models: s/390

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International Technical Support Organization

S/390 Partners in Development: ThinkPad Enabled for S/390

October 2001

SG24-6507-00

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IBM s/390 International Technical Support Organization, October, S/390 Partners in Development ThinkPad Enabled for S/390

Contents

ThinkPad Enabled for S/390 System setup AD CD-ROM use System operationFront cover Bill OgdenPage S/390 Partners in Development ThinkPad Enabled for S/390 International Technical Support OrganizationOctober First Edition October Contents ContentsChapter 6. Frequently asked questions iv S/390 PID ThinkPad Enabled for S/3904.3 Shutting down Contents Special noticesIndex vi S/390 PID ThinkPad Enabled for S/390 Preface Special noticeThe author Comments welcome IBM trademarksChapter 1. Introduction 1.2 ThinkPad/EFS systems 1.1 Purpose of this redbook1.2.1 FLEX-ES 1.2.3 Positioning with other small S/390s 1.2.2 Linux1.3 ThinkPad/EFS hardware used 1.4 Terminology 2.1 Disk planning Chapter 2. System and Linux installationDifferences Mount Point 2.3 Linux installation2.2 ThinkPad Partition Manually PartitionThe installation prompts continued with fairly basic items Page 2.3.1 Installation notes # kill -s USR1 pidnumber etc/xinetd.d# vi telnet # ps -ef grep xinetd14 S/390 PID ThinkPad Enabled for S/390 Chapter 3. FLEX-ES and OS/390 installation 3.1.1 Brief introduction 3.1 FLEX-ESPC Processor in ThinkPad 18 S/390 PID ThinkPad Enabled for S/390 3.1.2 Installation Installing the FLEX-ES license key 3.1.320 S/390 PID ThinkPad Enabled for S/390 3.2 OS/390 AD systems 3.1.4 Next steps3.2.1 AD systems Basic CD-ROM formats 3.2.2 OS/390 on CD-ROMFLEX-ES formats 3.2.3 OS/390 device configuration3.2.4 An unzip program 3.2.5 Installation tasksUnzipping and installing AWSCKD CD-ROM files Unzip and convert a volume3.4 Minor problems 3.3 File ownershipLoad the other CDs Volume in two separate zip files 3.4.1 Next stepsFiles unzip in wrong order Chapter 4. FLEX-ES Operation Comments 4.1 FLEX-ES system and resource definitions4.1.1 Building a shell script $ sh shos flexes ipl a80 0a82cs Terminal Solicitor 4.1.2 IPL OS/3904.2.1 User terminal connection 4.2 Operation and use4.2.2 Linux TN3270 4.2.3 IODF requirements4.2.4 System performance monitors 4.2.5 TCP/IP for OS/390 4.3 Shutting down 36 S/390 PID ThinkPad Enabled for S/390 Copyright IBM Corp Chapter 5. Additional Topics38 S/390 PID ThinkPad Enabled for S/390 5.1 Basic debugging5.2 Operating Systems Messages console 5.3 Security5.4 Server memory 5.4.1 The vmstat command 5.4.2 Importance of Linux swapping 5.5 Ultrabay 5.5.1 Using a second Linux hard disk5.5.2 Second disk planning 5.5.3 Disk layout AD system 5.5.4 Alternative method 5.6 FLEX-ES FakeTape on OS/39046 S/390 PID ThinkPad Enabled for S/390 2,5603,222222 5.7 Multi-system setup 5.8 x3270 client # vi 5.9 Remote resources# cd /usr/lib/X11/app-defaults # cp X3270 X3270oldSystem C 5.10 Disk cachesSystem A System BHere is an example that uses all three options 5.12 FSI Channel Adapters 5.11 Tuning cachesize5.15 Backup and restore considerations 5.13 SCSI adapter for the ThinkPad5.14 Disk fragmentation 5.15.1 Using tar to back up S/390 volumes 5.15.2 Using tar and ftp 5.15.3 CD-RW drive 5.16 S/390 identification5.18 RAS discussion 5.17 Display PSW and registers5.20 Linux windows 5.19 Verify ckd disk5.22 ThinkPad power control 5.21 Installing FLEX-ES upgradesCommon commands 5.23 Useful Linux commandsMultiple consoles, sessions, screens Text editorsCD-ROM 62 S/390 PID ThinkPad Enabled for S/390 Chapter 6. Frequently asked questions Q Can I run a ThinkPad in 24x7 operation? 24 hours/day, 7 days/week A Yes Q How do I order a ThinkPad/EFS system? What if I am not a PID member? Q What is the difference between swapping and paging? Q How long does the ThinkPad battery last? Basic definitions for a single HDD Appendix A. FLEX-ES definition listings70 S/390 PID ThinkPad Enabled for S/390 Shell script for a single HDDAppendix A. FLEX-ES definition listings Definitions for two HDDs72 S/390 PID ThinkPad Enabled for S/390 Shell script for two HDDsSystem definitions Appendix B. FLEX-ES parameters74 S/390 PID ThinkPad Enabled for S/390 cpu0 cpu1 cpu2channel3 local channel1 local Emulated control unit types Resource definitionsEmulated device types Typical resource definitions76 S/390 PID ThinkPad Enabled for S/390 resourcename cu cutype parameters end resourcename CKD disk resources3270 terminal resources $ echo ‘mount 704 @9.12.17.211’ flexescli localhost S10A Tape resourcesLAN resources $ echo ‘mount 703 bills’ flexescli localhost S10A80 S/390 PID ThinkPad Enabled for S/390 Cloned devicesCommon rules The resadm commandCLI commands Here are a few brief notes concerning CLI commands 84 S/390 PID ThinkPad Enabled for S/390 Special notices through The Open Group FLEX-ES Concepts, FSIMM020 FLEX-ES Technical FAQ, FSIMM040 How to get IBM RedbooksNuma-Q Enabled for S/390 Technical Introduction, SG24-6215 S/390 Partners in Development NetFinityEnabled for S/390, SG24-650188 S/390 PID ThinkPad Enabled for S/390 IBM Redbooks collectionsSymbols IndexNumerics Page Page 92 S/390 PID ThinkPad Enabled for S/390 0.2”spine 0.17”-0.473” 90-249 pages S/390 Partners in Development ThinkPad Enabled for S/390Page Page S/390 Partners in Development System setup AD CD-ROM use System operationBack cover ThinkPad Enabled for S/390