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Data deduplication and compression

Answer  Whether it is possible to deduplicate data to compress again with any other compression algorithms.

Last updated: Nov 5, 2015   3:51 AM GMT   |    Data compression, Data Deduplication
global deduplication

Blog  Global deduplication is a method of preventing redundant data when backing up data to multiple deduplication devices. Continued.... Quote of the Day "Because global deduplication solutions are specifically designed to address the scalability shortcomings of more traditional deduplication solutions,...

Last updated: Mar 14, 2018   6:48 PM GMT  |  Blog: Word of the Day: Tech Definitions from
How widespread is de-duplication in your data center?

Answer  How widespread is de-duplication in your data center? Backup/archive de-dupe? Integrated into every file server? Being considered but not yet implemented?

Last updated: Nov 4, 2008   3:38 PM GMT   |    Backup, Data Center management, Data Deduplication
07-30-2009 Storage Headlines

Blog  [display_podcast] (0:34) Managing enterprise data storage more efficiently (1:31) Quantum CEO: We'll compete with EMC in data deduplication (2:52) IBM lets ProtectTier data deduplication appliances replicate data for disaster recovery (4:24) C2C tailors email archiving for SMBs, cloud disas...

Last updated: Jul 31, 2009   6:28 PM GMT  |  Blog: Storage Soup
Understanding Inline vs. post-processing de-duplication

Blog  Understanding Inline vs. post-processing de-duplication A major difference in de-duplication product offerings is related to when the de-duplication occurs: "In-line" (or "real-time" as the data is flowing - before it is written) or "Post-process" (after the data has been written). The benefits and...

Last updated: Apr 7, 2011   11:52 AM GMT  |  Blog: Enterprise IT Consultant Views on Technologies and Trends
Are storage vendors squeezing dedupe?

Blog  As the first vendor to make data deduplication a key piece of the backup picture, Data Domain has benefitted most from the dedupe craze. And now it has the most at stake when deduplication becomes mainstream. If all the major storage vendors offer deduplication, there goes at least part of Data Doma...

Last updated: Mar 19, 2008   4:29 PM GMT  |  Blog: Storage Soup
01-21-2010 Storage Headlines

Blog  [display_podcast] (0:25) Nexsan and FalconStor gun for EMC Data Domain with Dedupe SG 2 data deduplication backup device (1:42) Quantum brings data deduplication into StorNext management software (2:58) Bocada rewrites data backup reporting app, launches Prism to focus on SLA compliance (3:44) P...

Last updated: Jan 22, 2010   9:45 AM GMT  |  Blog: Storage Soup
03-11-2010 Storage Headlines

Blog  [display_podcast] (0:24) 3PAR adds SSDs, sub-volume automated tiered storage to InServ arrays (2:18) IBM quietly releases source-side data deduplication in Tivoli Storage Manager 6.2 (3:18) Dell upgrades Backup Exec data backup bundle for SMBs, with data deduplication (5:10) Sepaton brings out s...

Last updated: Mar 12, 2010   8:16 AM GMT  |  Blog: Storage Soup
Overheard: Deduplicating data and meeting nonrepudiation compliance requirements

Blog   Dedupe does not change data any more than compression changes data, or traditional file systems change data. Plain old LZ compression gives you a different output bitstream than what went in, with redundant parts removed, just like deduplication. But when you decompress the file, you get your ex...

Last updated: Sep 3, 2008   11:39 AM GMT  |  Blog: Word of the Day: Tech Definitions from
07-09-2009 Storage Headlines

Blog  [display_podcast] Stories referenced: (0:23) EMC acquires Data Domain for $2.1B after NetApp drops bid EMC wraps up data deduplication vendor Data Domain; what's next for EMC, NetApp? (1:48) Symantec fleshes out data deduplication roadmap (2:40) Compellent begins shipping solid-state drives in S...

Last updated: Jul 9, 2009   8:04 AM GMT  |  Blog: Storage Soup
Backing up data using replication and deduplication

Blog  Remote replicaton and data deduplication are two key technologies that are used for data backup. Furthermore, they're often used together to back up branch offices to a central site. In this podcast, W. Curtis Preston, executive editor of the Storage Media Group and independent backup expert, expla...

Last updated: Feb 10, 2010   7:21 PM GMT  |  Blog: Data defenders: A blog on data protection issues
StoreOnce Upon a Time: HP's Dedupe Announcement

Blog  HP's TechForum 2010 in Las Vegas kicked off Monday and runs through Thursday, June 24. This year's hot topic theme? Converged infrastructure. Yesterday's big announcement was StoreOnce, HP's new deduplication software. The software, which is now available forHP's new D2D4312 disk backup appliance...

Last updated: Jun 23, 2010   4:42 PM GMT  |  Blog: Enterprise IT Watch Blog
VMware Data Recovery Appliance and DeDupe

Blog  Some more information has come out how de-duplication has been impleamented in the new vDR appliance:

Last updated: Jul 17, 2000   7:22 AM GMT  |  Blog: RTFM Education – Virtualization, VMware, Citrix
Data de-duplication, the hottest technology in storage

Blog  Data de-duplication, the hottest technology in storage Data de-duplication with its promise of reducing storage capacity of backup environment by 95% (according to Forrester) has become fully Mainstream with more than 84% of the Gartner survey respondents currently using or planning to use it. Da...

Last updated: Apr 7, 2011   10:08 AM GMT  |  Blog: Enterprise IT Consultant Views on Technologies and Trends
Data deduplication: no lifeguard on duty?

Blog  In the course of a conversation today with a new SRM vendor, ArxScan, CEO Mark Fitzsimmons mentioned a use case for the startup's product that had me raising my eyebrows: basically, keeping data deduplication systems honest. According to Fitzsimmons, a large pharma company wanted the Arxscan product...

Last updated: Apr 21, 2008   9:21 PM GMT  |  Blog: Storage Soup
A Sepaton data deduplication deep dive

Blog   deep dive, originally uploaded by getzy777 on Flickr The major story with Sepaton's launch of a new midrange data deduplication system and support for EMC Corp.'s NetWorkerlast week was the shifting competition in the data deduplication market: Data Domain, which made a name for itself catering ...

Last updated: Mar 15, 2010   4:27 PM GMT  |  Blog: Storage Soup
Deduplication, a great way to store stuff.

Blog  Hi folks, long time no talk, I'm sitting here enjoying my vacation and it's time to catch up on some blogging as it's almost over. So who here has heard of deduplication? Deduplication is essentially a form of single instance storage. What it allows for is the ability to store lots of data without ...

Last updated: Nov 21, 2008   1:11 AM GMT  |  Blog: The musings of an IT Consultant
05-13-2010 Storage Headlines

Blog  [display_podcast] (0:26) EMC releases VPlex "active-active" storage (1:58) EMC previews FAST 2, block-level compression, common management console for Clariion and Celerra (3:44) Data Domain provides Boost in data dedupe performance (5:38) Quantum releases two new data deduplication appliances f...

Last updated: May 14, 2010   6:59 PM GMT  |  Blog: Storage Soup
Global dedupe across remote sites on Sepatons roadmap

Blog  While Sepaton Inc. has just expanded its line of data duplication disk backup systems this week, global dedupe isn't included - at least, not yet. As SearchDataBackup Senior News Writer Sonia Lelii reported on Monday, Sepaton's S2100-DS3 lineup is designed to replace tape backups in use at remote si...

Last updated: May 24, 2011   1:56 PM GMT  |  Blog: Data defenders: A blog on data protection issues
Unitrends marches to different data reduction drummer

Blog  Unitrends Inc. has put its own spin on data reduction for small and midsized businesses (SMBs) that use its backup appliances. Previously, Unitrends has offered file-level compression and post-process subfile data deduplication with its products, but said the CPU overhead of doing subfile level ded...

Last updated: Apr 27, 2010   9:10 PM GMT  |  Blog: Storage Soup
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