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RAIDSonic Stardom SR2760-2S-S2
20.02.2008.
    « Prev  : Stranica 1 od 3 :  Next »      By ::  Dean Narandžić 
- Uvod i opis -

Uređaj sa uputama je sve što dolazi u paketu, no više niti ne treba

 


RAIDSonic je široj publici poznat po svojim eksternim ladicama za diskove serije Icy Box, no već iz naziva ove tvrtke vidljiva je njihova orijentacija "ozbiljnijim" proizvodima namijenjenim profesionalcima. Jedna od tipičnih tehnologija karakterističnih za proizvode namijenjene zahtjevnim korisnicima je RAID (Redundant Arrays of Inexpensive Disks), koji nam omogućuje da dva ili više fizičkih diskova udružimo u jedan "virtualni" disk većeg kapaciteta, brzine ili pouzdanosti. Obzirom da je RAID tehnologija podržana od strane svih aktualnih matičnih ploča, odnosno ugrađenih diskovnih kontrolera, a u softverskoj izvedbi je integralni dio operativnog sustava još od Windows NT, većina korisnika je vec čula za najčešće korištena RAID 0 (striping) i RAID 1 (mirroring) polja. Ipak nije zgorega spomenuti da će RAID 0 polje od dva diska imati dvostruko veći kapacitet od najmanjeg diska u polju uz povećanje brzine čitanja podataka., dok nam RAID 1 od dva diska štiti podatke na način da se istovremeno zapisuju na oba diska, pa u slučaju kvara jednog od njih možemo nastaviti sa radom bez prekida.

Diskovi se montiraju u okvir i potom ulože u utor uređaja

 


Nakon što smo se prisjetili što je to RAID pogledajmo na koji način je implementiran u uređaj koji testiramo u ovom tekstu. RAIDSonic SR2760-2S-S2 je uređaj veličine standardnog 3,5" diska sa SATA podatkovnim i naponskim priključkom na mjestima na kojima se i inače nalaze, a radi se zapravo o prihvatnoj stanici na koju je moguće priključiti dva SATA diska velicine 2,5". U njega je ujedno integriran kontroler koji ubačene diskove može koristiti kao RAID 0 ili RAID 1 polje, a način rada podešavamo uz pomoć prekidača na stražnjoj strani uređaja. Primjene ovog originalnog (i patentiranog) koncepta su različite - npr. koristite li SFF (Small Form Factor) računalo u koje je moguće ugraditi samo jedan disk, a potreban vam je veći kapacitet i brzina ili veća sigurnost podataka, RAIDSonic SR2760-2S-S2 u kombinaciji sa dva 2,5" diska vam to može omogućiti. Ili ukoliko koristite neku od uobičajenih eksternih ladica za diskove i želite dodatno zaštititi podatke u transportu...

Zadnja strana uređaja sa standardno postavljenim SATA priključcima



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