My Data Domain Notes

My Data Domain Notes Data Domain: DeDuplication Types: - File based DeDuplication – Fixed-Length Fixed-Length Segment DeDuplication – Variable-Length Segment DeDuplication – Post-Process DeDuplication – In-Line DeDuplication Data Domain System Introduction  DeDuplicating hard!are system – Inline – Variable-length segments – Fingerprints  "ontroller – Processors and #$% – &thernet and Fibre Fibre "hannel connections  Storage -Lo!-cost S$T$ dis' dri(es -#$ID ) in so*t!are -+V#$% used to protect un!ritten data Data Domain DeDuplication: , Source ased DeDuplication – .ses DD oost !ith DSP/distributed segment processing0 processing0 , Target ased DeDuplication – accessible through "IFS1 +FS1 and VTL protocols Data Domain 2lobal "ompression: , 2lobal "ompression – &3uals to DeDuplication and cant be turned o4  , Local "ompression – "ompress data segments be*ore !riting to dis'1 &3uals to 5le compressions/uses compressions/uses algorithms – l61 g6 and g6*ast0 and can be turned o47 Stream-In*ormed Stream-In*ormed Segment Layout /SISL0 scaling architecture: , SISL architecture architecture pro(ides *ast and e8cient deduplication:  99 o* duplicate data segments are identi5ed inline in #$% be*ore they are stored to dis'7  System throughput increases directly as "P. per*ormance increases7 increases7  %inimi6es the dis' *ootprint by minimi6ing dis' access7  The Data Domain Domain system DeDuplication DeDuplication – ;o! it !or's: 7 Filter – Fingerprint IDs compared to 5ngerprints in cache Type o* "lasses 7 security , $dministration access: Ser(ices: 7 http ?7 https @7 ssh ;ard!are: Storage Dis's: 7 compare the 5nger printed segments !ith DD ?7 Filter the uni3ue data @7 send and !rite the uni3ue data in DD DD oost "on5guration – Symantec +etac'up ac'up ;ost: