Red Hat ENTERPRISE LINUX - ONLINE STORAGE RECONFIGURATION GUIDE BETA Informações Técnicas descarregar pdf (Página 44)

e2imag e

Saves critical ext2, ext3, or ext4 file system metadata to a file.

For more information about these utilities, refer to their respective man pages.

Writ e Barriers

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Red Hat Enterprise Linux 6 1
Storage Administration Guide 1
Edition 2 3
Edited by 4
Legal Notice 5
Abstract 5
Table of Contents 6
1. Document Convent ions 13
1.2. Pull-quot e Convent ions 14
Important 15
2.2. We Need Feedback 16
Network Block Storage 18
⁠Part I. File Systems 19
2.1.1. FHS Organiz at ion 20
2.4. Discard unused blocks 29
3.2. Addit ional Informat ion 31
Chapter 4. Btrfs 32
Write Barriers 39
Writ e Barriers 40
Setting Project Limits 50
Set t in g Project Limit s 52
Simple Mode for xfsrest ore 54
9.2. pNFS 57
9.4. auto fs 59
9.7.4 . Host name Format s 73
9.7.5. NFS over RDMA 73
9.8. Securing NFS 74
9.9. NFS and rpcbi nd 76
Related Books 78
Chapter 10. FS-Cache 79
10.1. Performance Guarant ee 80
10.2. Set t ing Up a Cache 80
10.3.1. Cache Sharing 81
⁠Chapt er 1 0 . FS- Cache 82
10.6. References 84
11.3. Special Considerat ions 87
Chapter 12. File System Check 90
12.2.2. XFS 92
12.2.3. Bt rfs 94
Chapter 13. Partitions 95
13.2.3. Add t o /etc/fstab 98
13.3. Removing a Part it ion 99
13.4 . Resizing a Part it ion 99
⁠Chapt er 1 3. Part it ions 100
14 .1. What is LVM2? 102
14 .2.3. Migrat ing Ext ent s 109
Installed Documentation 118
Useful Websites 118
Chapter 15. Swap Space 119
⁠Chapt er 1 5. Swap Space 120
15.2.3. Removing a Swap File 122
15.3. Moving Swap Space 123
Chapter 16. Disk Quotas 124
⁠Chapt er 1 6 . Disk Q uot as 126
16.2. Managing Disk Quot as 128
16.3. Disk Quot a References 130
Firmware RAID 131
Hardware RAID 131
Software RAID 132
17.3. Linux RAID Subsyst ems 134
17.5. Configuring RAID Set s 135
18.2.3. Sharing Mount s 142
18.4 .2. Useful Websit es 147
19.1. Commands 148
19.4. vo l ume_key References 152
20.1. Mount ing File Syst ems 153
20.2. Set t ing Access ACLs 153
20.3. Set t ing Default ACLs 154
20.4. Ret rieving ACLs 155
20.7. ACL References 156
I/O Scheduler 159
Virtual Memory 159
Chapter 22. Write Barriers 160
How Write Barriers Work 160
Disabling Write Caches 161
Battery-Backed Write Caches 161
High-End Arrays 162
Block Device ioctls 164
23.3. St andards 165
23.5. Logical Volume Manager 166
File System tools 167
25.1. Fibre Channel 171
25.2. iSCSI 173
25.3. Persist ent Naming 175
25.3.1. WWID 176
25.16.1. Fibre Channel 199
SCSI Error Handler 201
Device States 203
Command Timer 203
26.1. Virt ual St orage 205
26.2. DM-Mult ipat h 205
Revision History 207
Revision Hist ory 208

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Red Hat ENTERPRISE LINUX - ONLINE STORAGE RECONFIGURATION GUIDE BETA Informações Técnicas Página 44

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