Encrypted Volume and File System v2.2 Administrator Guide (777846-001, April 2014)

Suspending an ongoing inline encryption....................................................................57
Re-starting a suspended inline encryption....................................................................57
Step 3: Verifying the configuration.......................................................................................57
evfsadm stat -a..............................................................................................................57
evfsvol display evfs_volume_path.....................................................................................58
Verifying data encryption...............................................................................................58
Example..................................................................................................................59
Step 4: Backing up your configuration..................................................................................59
Examples...............................................................................................................................59
Option 1..........................................................................................................................60
Korn shell script for creating an EVS volume and file system................................................61
Option 2..........................................................................................................................61
7 Administering EVS....................................................................................63
Starting and stopping EVFS......................................................................................................63
Enabling encryption and decryption access to EVS volumes.....................................................64
Disabling encryption and decryption access to EVS volumes....................................................64
Stopping the EVFS subsystem...............................................................................................65
Opening raw access to EVS volumes....................................................................................65
Closing raw access to EVS volumes......................................................................................66
Managing EVFS keys and users................................................................................................66
Displaying key IDs for an EVS volume...................................................................................66
Syntax.........................................................................................................................67
Example......................................................................................................................67
Restoring user keys.............................................................................................................67
Changing owner keys for an EVS volume..............................................................................68
Recovering from problems with owner keys............................................................................69
Removing keys from an EVS volume......................................................................................69
Removing user keys or stored passphrase from the EVFS key database......................................69
Changing the passphrase for a key......................................................................................70
Creating or changing a stored passphrase for an existing key..................................................70
Recovering from EMD corruption...............................................................................................71
EMD backup directory........................................................................................................71
Removing a volume from the EVFS subsystem..............................................................................72
Exporting and importing EVS volumes.......................................................................................72
Exporting an EVS volume....................................................................................................73
Importing an EVS volume....................................................................................................75
Resizing EVS volumes and file systems.......................................................................................76
LVM Example: Increasing volume and file system sizes............................................................76
Correct........................................................................................................................76
Incorrect......................................................................................................................77
8 Backing up and restoring data on EVS volumes............................................78
Backing up EVS volumes.........................................................................................................78
Backups using LVM mirrored volumes....................................................................................80
Creating encrypted backup media on a Non-EVFS device (LVM mirrored volumes) ................81
Example..................................................................................................................82
Creating encrypted backup media on a second EVS volume using a block device utility (LVM
mirrored volumes)..........................................................................................................82
Example..................................................................................................................84
Creating encrypted backup media on a second EVS volume using a file utility (LVM mirrored
volumes)......................................................................................................................84
Example..................................................................................................................85
Creating cleartext backup media (LVM mirrored volumes)...................................................86
Example: Block device utility......................................................................................86
Example: File utility...................................................................................................86
38 Contents