How does EMC Data Domain work?

Data Domain uses variable length deduplication, which takes a more intelligent approach to deduplication, varying the size of segments when looking for common data points. As data is ingested, Data Domain looks at this data and breaks it up into pieces or segments.

What is Data Domain used for?

Data Domain provides the capability to consolidate both backup and archive data on the same infrastructure allowing greater consolidation by eliminating silos of backup and archive storage and associated overhead.

What is Data Domain in TSM?

EMC Data Domain DD Series is a Virtual Tape Library ( VTL ) backup solution which emulates tape drive and tape autoloader devices. The emulated tape and autoloader devices can be backup targets for Tivoli Storage Manager.

How do you clean up data domain?

Perform Cleaning

You can start the cleaning and monitor the progress using below commands #filesys clean start #filesys clean watch.
Additionally you can check the configuration on the cleaning schedule , Status of the Cleaning #filesys clean show config #filesys clean status.

Who owns data domain?

EMC Corporation
EMC Corporation (NYSE: EMC), the world leader in information infrastructure solutions, today announced that it has acquired majority ownership of Data Domain, Inc. (NASDAQ: DDUP).

What is a domain in a database?

In data management and database analysis, a data domain is the collection of values that a data element may contain. Reference tables are formally related to other tables in a database by the use of foreign keys.

How do you Unfail a disk in data domain?

Resolving Data Domain Foreign Drive Errors

Match the serial number of the enclosure to the Foreign drives. Run the command enclosure show summary to locate the enclosure serial number.
Unfail all the drives in the enclosure one at a time to set them to a Spare state.
Add the enclosure.

How do I delete a DD support bundle?

Deleting the support bundle and core files from the admin mode.

To list the support bundle in the /ddr/var/support directory. #support bundle list.
To delete the support bundle. #support bundle delete (file name)
To list the core files in the core directory. #support core dump list.
To delete the core dump file.

What is the difference between Data Domain and Avamar?

Avamar is fast, efficient backup and recovery through a complete software and hardware solution. EMC Data Domain deduplication storage systems continue to revolutionize disk backup, archiving, and disaster recovery with high-speed, inline deduplication.

How do you define data domains?

Data domain

In data management and database analysis, a data domain is the collection of values that a data element may contain.
For example, a database table that has information about people, with one record per person, might have a “marital status” column.

What is the data domain of Dell EMC?

Dell EMC Data Domain. Dell EMC Data Domain is Dell EMC ’s data deduplication storage system. Development began with the founding of Data Domain, and has continued since that company’s acquisition by EMC Corporation (and EMC’s later merger with Dell to form Dell EMC ).

What can I do with EMC Data Domain 2500?

The following is a quick guide for the initial setup of a Data Domain 2500 appliance. These appliances are great for deduplication and great for a backup repository such as Veeam. Details of the appliance can be found here. If you have a EMC account download the install guide here

Do you need serial cable to set up EMC Data Domain?

These appliances are great for deduplication and great for a backup repository such as Veeam. Details of the appliance can be found here. To do the initial setup you need to use a serial cable to give it an IP address, from there you can use a internet browser.

Who was the former CEO of EMC Data Domain?

Former CEO Frank Slootman published a book about his experiences in 2011. Since acquiring Data Domain, EMC has integrated the platform with its Data Protection Suite software and begun offering expanded software enhancements.