Red Hat ENTERPRISE LINUX 4 - LVM ADMINISTRATOR Guida di Installazione Pagina 32
- Pagina / 132
- Indice
- RISOLUZIONE PROBLEMI
- SEGNALIBRI
- Red Hat Enterprise Linux 6 1
- Logical Volume 1
- Manager Administration 1
- Administration 2
- LVM Administrator Guide 2
- Edition 1 2
- Introduction 7
- 5. We Need Feedback! 8
- 6. Document Conventions 8
- 6.2. Pull-quote Conventions 10
- 6.3. Notes and Warnings 10
- Notes and Warnings 11
- 1.1. New and Changed Features 13
- 1.2. Logical Volumes 14
- # chkconfig clvmd on 17
- # service clvmd start 17
- 1.5. Document Overview 18
- LVM Components 21
- 2.2. Volume Groups 22
- 2.3. LVM Logical Volumes 23
- 2.3.4. Snapshot Volumes 26
- LVM Administration Overview 29
- 3.4. Logical Volume Backup 30
- 3.5. Logging 31
- LVM Administration with CLI 33
- Commands 33
- 4.3.1. Creating Volume Groups 37
- 4.3.9. Removing Volume Groups 42
- # vgmerge -v databases my_vg 43
- # lvconvert -m1 vg00/lvol1 51
- # lvconvert -m0 vg00/lvol1 51
- # lvconvert --merge @some_tag 53
- # lvreduce -l -3 vg00/lvol1 54
- # lvchange -pr vg00/lvol1 54
- # lvrename vg02 lvold lvnew 54
- 4.6. Online Data Relocation 60
- 4.8.1. Format Control 61
- 4.8.2. Object Selection 63
- The vgs Command 65
- The lvs Command 66
- 4.8.3. Sorting LVM Reports 69
- 4.8.4. Specifying Units 69
- LVM Configuration Examples 71
- 5.3. Splitting a Volume Group 73
- 5.3.1. Determining Free Space 74
- 5.3.2. Moving the Data 74
- 5.4.2.3. Moving the Data 77
- LVM Troubleshooting 81
- Appendix A. The Device Mapper 91
- offsetN 94
- 0 65536 error 97
- A.2. The dmsetup Command 101
- A.2.2. The dmsetup ls Command 102
- dmsetup command 107
- B.2. Sample lvm.conf File 109
- Sample lvm.conf File 111
- Appendix C. LVM Object Tags 121
- Appendix D. LVM Volume Group 123
- Metadata 123
- D.3. Sample Metadata 124
- Sample Metadata 125
- Appendix E. Revision History 127
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