Red Hat LINUX VIRTUAL SERVER 4.6 - ADMINISTRATION Installation Manual Page 6
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iv z/VM and Linux on IBM System z: The Virtualization Cookbook for Red Hat Enterprise Linux 6.0
3.2.1 Downloading and running RealVNC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.3 3270 emulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Chapter 4. Installing and configuring z/VM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
4.1 Installing z/VM from DVD or FTP server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
4.1.1 Obtaining z/VM through electronic download . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
4.1.2 Starting the z/VM installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
4.1.3 Copying a vanilla z/VM system to DASD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
4.1.4 Performing an IPL of the vanilla z/VM from DASD . . . . . . . . . . . . . . . . . . . . . . . . 38
4.1.5 Completing the z/VM installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
4.2 Configuring TCP/IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
4.2.1 Using the IPWIZARD tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
4.3 Configuring the XEDIT profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
4.4 Customizing the SYSTEM CONFIG file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
4.5 Configuring TCP/IP to start at IPL time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
4.5.1 Renaming the TCPIP configuration file. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
4.5.2 Copying the PROFILE XEDIT file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
4.5.3 Configuring the FTP server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
4.5.4 Shutting down and performing an IPL of the system . . . . . . . . . . . . . . . . . . . . . . 49
4.6 Adding paging volumes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
4.6.1 Formatting the paging volumes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
4.6.2 Formatting DASD for minidisks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
4.6.3 Updating the SYSTEM CONFIG file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
4.6.4 Testing the changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
4.7 Creating a user ID for common files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
4.7.1 Defining the user in the USER DIRECT file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
4.7.2 Logging and customizing the new user ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
4.7.3 Copying a PROFILE XEDIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
4.7.4 Creating a PROFILE EXEC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
4.7.5 Copying the files associated with this book to LNXMAINT . . . . . . . . . . . . . . . . . . 61
4.8 Customizing system startup and shutdown. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
4.8.1 Configuring the AUTOLOG1 PROFILE EXEC . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
4.8.2 Testing the changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
4.9 Addressing z/VM security issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
4.9.1 VM security products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
4.9.2 High-level z/VM security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
4.9.3 Linux user ID privilege classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
4.9.4 z/VM user ID and minidisk passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
4.9.5 Changing passwords in USER DIRECT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
4.10 Backing up your z/VM system to tape. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
4.11 Relabeling system volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
4.11.1 Modifying labels in the SYSTEM CONFIG file . . . . . . . . . . . . . . . . . . . . . . . . . . 67
4.11.2 Modifying labels in the USER DIRECT file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
4.11.3 Changing the labels on the five volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
4.11.4 Shutting down your system and restarting it . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
4.12 Restoring your z/VM system from tape . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Chapter 5. Servicing z/VM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
5.1 Applying a Recommended Service Upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
5.1.1 Getting service from the Internet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
5.1.2 Downloading the service files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
5.1.3 Creating a new MAINT minidisk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
5.1.4 Receiving, applying, and building the service . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
- Enterprise Linux 6.0 1
- February 2011 3
- First Edition (February 2011) 4
- Contents 5
- Contents v 7
- Contents vii 9
- Trademarks 12
- Chapters and appendixes 13
- Conventions 14
- The team who wrote this book 15
- Special thanks 15
- Comments welcome 16
- Preface xv 17
- Summary of changes 19
- 1.1 What is virtualization 23
- 1.4 Infrastructure design 24
- Planning 27
- 2.1 Bill of materials 28
- 2.2 z/VM conventions 29
- Real address 30
- LPAR identifier 30
- 2.3 Disk planning 31
- 2.4 Memory planning 32
- 2.5 Password planning 32
- 2.6 Planning worksheets 33
- 2.7 Blank worksheets 36
- 2.7.2 z/VM DASD worksheet 37
- Configuring a desktop machine 39
- Figure 3-2 Setting logging 41
- Saving sessions 43
- 3.2 Setting up a VNC client 44
- 3.3 3270 emulators 45
- Figure 4-3 Recovery menu 51
- Running INSTDVD 57
- Figure 4-11 Load window 58
- 4.2 Configuring TCP/IP 61
- 4.6 Adding paging volumes 70
- Using the CPFORMAT EXEC 72
- 4.6.4 Testing the changes 76
- 4.8.2 Testing the changes 83
- 4.9.1 VM security products 84
- clipping the volumes 90
- Servicing z/VM 93
- Chapter 5. Servicing z/VM 75 95
- Chapter 5. Servicing z/VM 77 97
- Chapter 5. Servicing z/VM 79 99
- S9338801 in this example): 100
- Chapter 5. Servicing z/VM 81 101
- Chapter 5. Servicing z/VM 85 105
- Chapter 5. Servicing z/VM 87 107
- 5.4 Applying a PTF 108
- Chapter 5. Servicing z/VM 89 109
- Chapter 5. Servicing z/VM 91 111
- Chapter 5. Servicing z/VM 93 113
- Chapter 5. Servicing z/VM 95 115
- Configuring an NFS/FTP server 117
- 6.4 Enabling the NFS server 120
- 7.1 Installing the cloner 126
- Figure 7-2 NFS setup panel 135
- 7.2 Configuring the cloner 147
- 7.2.8 Configuring SSH keys 153
- 7.2.12 Rebooting the system 155
- 7.2.13 Verifying the changes 155
- Figure 8-4 166
- 8.2.7 Configuring SSH keys 172
- 8.2.10 Rebooting the system 173
- 8.2.11 Verifying the changes 173
- Detaching the source disks 180
- 9.4.3 Using the clone script 185
- 9.6 Reviewing system status 193
- 11.1.2 Testing Apache 202
- 11.1.3 Turning on a firewall 203
- 11.1.6 Apache resources 205
- 11.2.3 Adding an LDAP user 207
- 11.3.4 Adding a Samba user 212
- 11.3.6 Testing your changes 213
- 11.3.7 Configuring printing 215
- 11.4.1 Additional resources 217
- Servicing Linux with Red Hat 219
- Miscellaneous tasks 223
- 13.1 Adding DASD 224
- 13.2 Adding a logical volume 226
- Volume Group - homevg 227
- 13.4 Adding SCSI/FCP disks 233
- 4014402600000000. Change the 235
- 13.5 Rescuing a Linux system 239
- 13.9 The X Window System 251
- Using PuTTY 254
- Using embedded SSH 256
- INIDICATE LOAD 260
- INDICATE QUEUES EXP 261
- Getting help 262
- Determining who is logged on 262
- Determining storage or memory 263
- Determining processors 263
- 14.2.3 Configuring PERFSVM 266
- Using a web browser interface 270
- Using a 3270 interface 272
- 14.3 Monitoring Linux 274
- References 277
- Cheat sheets 278
- A vi cheat sheet 279
- Additional material 281
- Related publications 283
- Online resources 284
- Help from IBM 285
- Hat Enterprise Linux 6.0 293
- Back cover 296
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