Manuale UtenteSommarioFront cover1Contents5Preface9The author9Special notice9IBM trademarks10Comments welcome10Chapter 1. Introduction111.1 Purpose of this redbook121.2 ThinkPad/EFS systems121.2.1 FLEX-ES131.2.2 Linux141.2.3 Positioning with other small S/390s141.3 ThinkPad/EFS hardware used151.4 Terminology16Chapter 2. System and Linux installation172.1 Disk planning172.2 ThinkPad192.3 Linux installation192.3.1 Installation notes22Chapter 3. FLEX-ES and OS/390 installation253.1 FLEX-ES263.1.1 Brief introduction263.1.2 Installation293.1.3 X3270303.1.4 Next steps313.2 OS/390 AD systems313.2.1 AD systems313.2.2 OS/390 on CD-ROM323.2.3 OS/390 device configuration333.2.4 An unzip program343.2.5 Installation tasks343.3 File ownership353.4 Minor problems353.4.1 Next steps36Chapter 4. FLEX-ES Operation374.1 FLEX-ES system and resource definitions384.1.1 Building a shell script394.1.2 IPL OS/390414.2 Operation and use424.2.1 User terminal connection424.2.2 Linux TN3270434.2.3 IODF requirements434.2.4 System performance monitors434.2.5 TCP/IP for OS/390444.3 Shutting down45Chapter 5. Additional Topics475.1 Basic debugging485.2 Operating Systems Messages console495.3 Security495.4 Server memory495.4.1 The vmstat command505.4.2 Importance of Linux swapping515.5 Ultrabay525.5.1 Using a second Linux hard disk525.5.2 Second disk planning535.5.3 Disk layout (AD system)545.5.4 Alternative method555.6 FLEX-ES FakeTape on OS/390555.7 Multi-system setup575.8 x3270 client585.9 Remote resources595.10 Disk caches605.11 Tuning cachesize625.12 FSI Channel Adapters625.13 SCSI adapter for the ThinkPad635.14 Disk fragmentation635.15 Backup and restore considerations635.15.1 Using tar to back up S/390 volumes645.15.2 Using tar and ftp655.15.3 CD-RW drive665.16 S/390 identification665.17 Display PSW and registers675.18 RAS discussion675.19 Verify ckd disk685.20 Linux windows685.21 Installing FLEX-ES upgrades695.22 ThinkPad power control695.23 Useful Linux commands70Chapter 6. Frequently asked questions73Appendix A. FLEX-ES definition listings79Basic definitions for a single HDD79Shell script for a single HDD80Definitions for two HDDs81Shell script for two HDDs82Appendix B. FLEX-ES parameters83System definitions83Resource definitions85Emulated control unit types85Emulated device types86Typical resource definitions86Cloned devices90Common rules91The resadm command91CLI commands92Special notices95Related publications97IBM Redbooks97Other resources97Referenced Web sites97How to get IBM Redbooks97IBM Redbooks collections98Index99Back cover106Dimensioni: 1,31 MBPagine: 106Language: EnglishApri il manuale