Fichas
Server MGT - Mod 2
Fichas del conjunto (18)
- 1Disaster RecoveryThe ability of an IT organization to resume work after a disaster
- 2DRP: Disaster Recovery PlanA written plan describing the steps a company or individual would take to restore computer operations in the event of a disaster
Consists of:
i) Emergency Plan
ii) Backup Plan
iii) Recovery Plan
iv) Test Plan - 3Backup UsesDisaster Recovery
Archival
Compliance - 4Backup and Restore Concepts: RPORecovery Point Objective (RPO):
A point in time to which application data must be recovered in order to resume business transactions. - 5Backup and Restore Concepts: RTORecovery Time Objective (RTO):
Maximum allowable time to bring the application back online. - 6Backup and Restore Concepts: Retention PeriodThe length of time that the backup software prevents the overwriting of a tape.
- 7Backup and Restore Concepts: Rotation PeriodThe length of time that a particular backup set is retained on tape before it is overwritten by a new backup set.
- 8Synthetic FullsA synthesized full backup
created from the most recent full backup (i.e., standard or synthetic) and subsequent incremental and/or differential backups - 9Snapshots“Point in Time” images of live systems
- 10CDP: Continuous Data ProtectionBackup system continuously track changes in data
- 11ReplicationKeep a second, synchronized copy of data on a separate system
- 12HSMHierarchical Storage Management:
Use different types of storage media, (RAID, disk, tape) each representing a different level of cost and speed of retrieval when access is needed. - 13Deduplication-Reduces size of stored data
-File level or Block level
-Finds repetitive data
Deletion of duplicate data
uses pointers instead of copies - 14Backup ArchitecturesDirect Attached Backup
LAN Backup
SAN Backup
Off site vaulting - 15Direct-Attached BackupsA tape drive is attached directly to the client
Backups are performed directly from the backup client’s disk to the backup client’s tape devices - 16LAN Based BackupsThe Backup Server is the central control point for all backups
- 17Tape Libraryhigh-capacity data storage system used to store, retrieve, read, and write data using multiple magnetic tape cartridges
- 18Cloud Backup-Also called online, off-site
-Sending data over a public or private network to a remote storage facility