StorNext User’s Guide iii
Performing a StorNext Software Backup .................................................... 76
Managing the Backup Policy ......................................................................... 77
Chapter 6 Managing the File System 80
Working With File Systems ........................................................................... 80
Adding a File System .............................................................................. 81
Creating a File System From SNFS ....................................................... 89
Modifying a File System ......................................................................... 91
Deleting a File System ............................................................................. 93
Managing File System Operations ............................................................... 94
Disk Device Labeling .............................................................................. 94
Making Global Changes ......................................................................... 99
Working with the fsnameservers File ................................................. 103
Making or Unmaking a File System .................................................... 104
Starting and Stopping the File System ................................................ 106
Mounting or Unmounting a File System ............................................ 107
Working With Disks ..................................................................................... 108
Adding Disks .......................................................................................... 108
Deleting Disks ........................................................................................ 110
Defragmenting a Disk ........................................................................... 111
Working With Stripe Groups ...................................................................... 111
Adding a Stripe Group ......................................................................... 112
Modifying a Stripe Group .................................................................... 116
Deleting a Stripe Group ........................................................................ 119
Working With Affinities .............................................................................. 120
Adding an Affinity ................................................................................ 120
Adding an Affinity Through SNFS ..................................................... 126
Setting the Affinity in a Directory ....................................................... 128
Modifying an Affinity ........................................................................... 130
Deleting an Affinity ............................................................................... 131
File System Configuration Restrictions .............................................. 132
Performing a Metadata Dump .................................................................... 132
Using the SNSM File System Functions .................................................... 133
Storing Files ............................................................................................ 134
Changing a File Version ........................................................................ 136
Recovering a File .................................................................................... 137
Recovering a Directory ......................................................................... 138
Retrieving a File ..................................................................................... 139
Retrieving a Directory ........................................................................... 140
Freeing Disk Blocks ............................................................................... 141
Moving Files to New Media ................................................................. 143