Hi Bas, Thanks for feedback.
On our side average dedup is 38% for VM's data , with daily incremental and 30 days retention ... Cheers. Arnaud -----Original Message----- From: ADSM: Dist Stor Manager [mailto:ADSM-L@VM.MARIST.EDU] On Behalf Of Bas van Kampen Sent: Monday, March 21, 2016 12:15 PM To: ADSM-L@VM.MARIST.EDU Subject: Re: Real world deduplication rates with TSM 7.1 and container pools We have around 900 VM's in 2 container pools and we get 35% dedup percentage. Regards, Bas van Kampen On 18-3-2016 15:41, PAC Brion Arnaud wrote: > Hi All, > > We are currently testing TSM 7.1 deduplication feature, in conjunction with > container based storage pools. > So far, my test TSM instances, installed with such a setup are reporting > dedup percentage of 45 %, means dedup factor around 1.81, using a sample of > clients which are representative of our production environment. > This is unfortunately pretty far from what was promised by IBM (dedup factor > of 4) ... > > I'm wondering if anybody making use of container based storage pools and > deduplication would be sharing his deduplication factor, so that I could have > a better appreciation of real world figures. > If you would be so kind to share your information (possibly with the kind of > backed-up data i.e. VM, DB, NAS, Exchange, and retention values ...) I would > be very grateful ! > > Thanks in advance for appreciated feedback. > > Cheers. > > Arnaud > > ****************************************************************************************************************************** > Backup and Recovery Systems Administrator > Panalpina Management Ltd., Basle, Switzerland, > CIT Department Viadukstrasse 42, P.O. Box 4002 Basel/CH > Phone: +41 (61) 226 11 11, FAX: +41 (61) 226 17 01 > Direct: +41 (61) 226 19 78 > e-mail: arnaud.br...@panalpina.com<mailto:arnaud.br...@panalpina.com> > This electronic message transmission contains information from Panalpina and > is confidential or privileged. This information is intended only for the > person (s) named above. If you are not the intended recipient, any > disclosure, copying, distribution or use or any other action based on the > contents of this information is strictly prohibited. > > If you receive this electronic transmission in error, please notify the > sender by e-mail, telephone or fax at the numbers listed above. Thank you. > ****************************************************************************************************************************** >