SMR (ื˜ื™ื™ืœื“) ืฉื•ื•ืขืจ ื“ืจื™ื™ื•ื•ื– ืึธืŸ ื™ื ื“ืึทืงื™ื™ื˜ื™ื ื’ ื“ื™ ื‘ื™ื™ึทื–ื™ื™ึทืŸ ืคื•ืŸ SMR ื’ืขื’ืื ื’ืขืŸ ืื™ืŸ ืคืืจืงื•ื™ืคื•ื ื’ ื˜ืฉืึทื ืึทืœื–

ืึทืœืข ื“ืจื™ื™ ืžืึทื ื™ืึทืคืึทืงื˜ืฉืขืจืขืจื– ืื ื’ืขื”ื•ื™ื‘ืŸ ืกืขืœื™ื ื’ ืœืขืคื™ืขืจืขืš ืงืœื™ื™ืŸ ืึธื ืขืก, ืกื˜ืึทืจื˜ื™ื ื’ ืคื•ืŸ 2TB HDD SMR ื“ื™ืกืงืก (ื˜ื™ื™ืœื“)ืึธืŸ ืกืคึผืขืฆื™ืคื™ืฆื™ืจืŸ ืขืก ืื™ืŸ ื“ื™ ืกืคึผืขืงืก: WD, ืกื™ื’ื™ื™ื˜, ื˜ืึธืฉื™ื‘ืึท

ืื•ื™ืฃ ื“ื™ ืขื ื’ืœื™ืฉ-ืฉืคึผืจืึทื›ื™ืงืข ืื™ื ื˜ืขืจื ืขื˜ ืื•ืŸ ืžื™ื“ื™ืึท, ืึทื–ืึท ืึทืงืฉืึทื ื– ื–ืขื ืขืŸ ืงืจื™ื˜ื™ืงื™ืจื˜ ืื•ืŸ, ืื™ืš ื˜ืจืึทื›ื˜ืŸ, ืจืขื›ื˜ ืึทื–ื•ื™. ืื™ืŸ ืจื•ืกืœืึทื ื“, ื“ื™ THG ืžื™ื˜ืœ ืื™ื– ื’ืขื•ื•ืขืŸ ื‘ืืžืขืจืงื˜ ืžื™ื˜ ืึทืŸ ืึทืจื˜ื™ืงืœ Western Digital ื ื™ืฆื˜ DM-SMR, ื•ื•ืึธืก ืžืื›ื˜ WD Red ื“ืจื™ื™ื•ื•ื– ืคึผืึทืกื™ืง ืคึฟืึทืจ NAS ืื•ืŸ RAID. ื“ืขืจ ืึทืจื˜ื™ืงืœ, ืื™ืŸ ืžื™ื™ืŸ ืžื™ื™ื ื•ื ื’, ืื™ื– ืึท ืฉืขื ื“ืœืขืš ืœื™ื’ืŸ, ืคึฟื•ืŸ ื“ืขื ื˜ื™ื˜ืœ ืฆื• ื“ื™ ืžืกืงื ื: "ื“ืึทื ืง ืฆื• DM-SMR ืจืขืงืึธืจื“ื™ื ื’ ื˜ืขื›ื ืึธืœืึธื’ื™ืข, Western Digital ื”ืื˜ ื’ืขืžืื›ื˜ ื–ื™ื™ืŸ WD Red ืฉื•ื•ืขืจ ื“ืจื™ื™ื•ื•ื– ืคึผืึทืกื™ืง ืคึฟืึทืจ NAS ืื•ืŸ RAID." ืขืก ืื™ื– ื˜ืฉื™ืงืึทื•ื•ืข ืึทื– ืื™ืŸ ื“ื™ ืขื ื’ืœื™ืฉ ื•ื•ืขืจืกื™ืข ืคื•ืŸ โ€‹โ€‹ื“ืขื ืึทืจื˜ื™ืงืœ ืžืขืจื‘ ื“ื™ื’ื™ื˜ืึทืœ ืคืขืกืขืก ืึทืจื•ื™ืฃ: ืขื˜ืœืขื›ืข ืจื•ื™ื˜ HDDs ื ื•ืฆืŸ ืคึผืึทืžืขืœืขืš ืกืžืจ ื˜ืขืง ืึธืŸ ืึทื ื˜ืคึผืœืขืงื•ื ื’
ืขืก ืื™ื– ืงื™ื™ืŸ ืึธื ืฆื•ื”ืขืจืขื ื™ืฉ ืคื•ืŸ ืึทื–ืึท ืึท ื“ื™ืกื˜ืึธืจืฉืึทืŸ ืคื•ืŸ ืคืืงื˜ืŸ

ืื•ื™ืš ืื™ืŸ ื“ืขื ื˜ืขืงืกื˜ thg.ru ืจืขืคืขืจืก ืฆื• ืึทืœืึทืŸ ื‘ืจื•ื™ืŸ,

Alan Brown, ื ืขืฅ ืึทื“ืžื™ื ื™ืกื˜ืจืึทื˜ืึธืจ ืื™ืŸ UCL Mullard ืกืคืขื™ืก ื•ื•ื™ืกื ืฉืึทืคึฟื˜ ืœืึทื‘ืึธืจืึทื˜ืึธืจื™, ื’ืขืคึฟื•ื ืขืŸ ืึท ื•ื•ืขื’ ืื•ื™ืก ืคื•ืŸ ื“ืขื ืกื™ื˜ื•ืึทืฆื™ืข. ืขืจ ื“ื™ืกืงืึทื•ื•ืขืจื“ ืึทื– RAID ื“ืึทืžืคึผืก, ื•ื•ืึธืก ื–ืขื ืขืŸ ื“ื•ืจื›ื’ืขืงืึธื›ื˜ ื•ื•ืขืŸ ืึทื“ื™ื ื’ ืึท ื ื™ื™ึท ืคืึธืจ ืฆื• ืึท ื™ื’ื–ื™ืกื˜ื™ื ื’ RAID ืžืขื ื’ืข ืื•ืŸ ื“ืขืจื ืึธืš ืึธื•ื•ื•ืขืจืจื™ื™ื˜ื™ื ื’ ืขืก ืฆื• ื‘ืึทืœืึทื ืกื™ืจืŸ ืึทืงืกืขืก, ื’ืขืคึฟื™ืจื˜ ื“ื™ ืกื™ืกื˜ืขื ืฆื• ื ืขืžืขืŸ ื“ื™ ื ื™ื™ึทืข WD Red HDDs ืื•ื™ืก ืคื•ืŸ ืงืึธื ื˜ืจืึธืœ.

ืขืก ืื™ื– ื’ืึทื ืฅ ื•ื•ื™ื™ื’ ื•ื•ืึธืก ืคึผื•ื ืงื˜ ืขืก ืžื™ื˜ืœ "ื“ื™ ืกื™ืกื˜ืขื ืจื™ืžื•ื•ื•ื– ื ื™ื™ึท WD Red HDDs ืคื•ืŸ ืื•ื ื˜ืขืจ ื–ื™ื™ืŸ ืงืึธื ื˜ืจืึธืœ." - ืึธื‘ืขืจ ืœื•ื™ื˜ ื“ื™ ื˜ื™ื™ึทื˜ืฉ ืคื•ืŸ ื“ืขื ืคืึธืจืฉืœืึธื’, ื“ืึธืก ืื™ื– ื“ื™ ืœื™ื™ื–ื•ื ื’

ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืฆื™ื™ึทื˜ Alan ืคืืงื˜ื™ืฉ ื’ืขืฉืจื™ื‘ืŸ ืื•ื™ืฃ ื“ืขืจ ื˜ืขืžืข - ืึธื‘ืขืจ ื’ืึทื ืฅ ืคืึทืจืงืขืจื˜

ื“ื™ WD40EFAX ืคืึธืจ ื•ื•ืึธืก ืื™ืš ืึธื ื’ืขืคื™ืœื˜ ืžื™ื˜ ื–ืขืจืึธืก ืึทื•ื•ืจื™ื“ื–ืฉื“ 40MB / s, ืึธื‘ืขืจ ืกื˜ืึทืจื˜ืขื“ ื‘ื™ื™ 120MB / s.

ืื™ืŸ ื“ืขื ืคืึทืœ ืคื•ืŸ ZFS, ื“ืขืจ ืจืขืกืึธืœื•ื•ืขืจ ืื™ื– ื ื™ืฉื˜ ืึท ืกื•ืฃ-ืฆื•-ืกื•ืฃ ื‘ืœืึธืง-ืžื“ืจื’ื” ื™ื‘ืขืจืงื•ืงืŸ, ืึธื‘ืขืจ ื›ืึทืคึผืก ืึทืจื™ื‘ืขืจ ื“ื™ ื’ืื ืฆืข ื“ื™ืกืง ื•ื•ื™ ื™ืขื“ืขืจ ื˜ืขืงืข ืื™ื– ื’ืขื–ื•ื ื˜ ืฆื• ืคึผืึทืจื™ื˜ืขื˜. ื“ืึธืก ืกื™ืžื– ืฆื• ืคืึทืจืฉืึทืคืŸ ืืŸ ืื ื“ืขืจ ืึทืจื•ื™ืกื’ืขื‘ืŸ ืื•ื™ืฃ ื“ื™ WD40EFAX, ื•ื•ื• ืึท ื‘ืงืฉื” ืฆื• ืงืึธื ื˜ืจืึธืœื™ืจืŸ ืึท ืกืขืงื˜ืึธืจ ื•ื•ืึธืก ืื™ื– ื ืึธืš ื ื™ืฉื˜ ื’ืขืฉืจื™ื‘ืŸ ืฆื• ื– ื“ื™ ืคืึธืจ ืฆื• ื™ื ืขืจืœืขืš ืงืœืึธืฅ ืึท "ืกืขืงื˜ืึธืจ ืฉื™ื™ึทืŸ ื ื™ื˜ ื’ืขืคึฟื•ื ืขืŸ (IDNF)" ื˜ืขื•ืช ืื•ืŸ ื•ื•ืึทืจืคืŸ ืึท ื™ื™ึทื–ื ื•ื•ืึทืจื’ ื™ / ืึธ ื˜ืขื•ืช ืคึฟื•ืŸ ืฆื•ื‘ื™ื ื“ ืฆื• ื“ืขืจ ื‘ืึทืœืขื‘ืึธืก ืกื™ืกื˜ืขื.

RAID ืงืึทื ื˜ืจืึธื•ืœืขืจื– (ื”ืึทืจื“ื•ื•ืึทืจืข ืึธื“ืขืจ ื•ื•ื™ื™ื›ื•ื•ืืจื’, RAID5/6 ืึธื“ืขืจ ZFS) ื•ื•ืขื˜ ื’ืึทื ืฅ ื’ืœื™ื™ึทืš ื‘ืึทืฉืœื™ืกืŸ ื“ื™ ืคืึธืจ ืื™ื– ืฉืœืขื›ื˜ ื ืึธืš ืึท ื‘ื™ืกืœ ืคื•ืŸ ื–ื™ื™ ืื•ืŸ ืึทืจื•ื™ืกื•ื•ืึทืจืคืŸ ืขืก ืคื•ืŸ ื“ื™ ืžืขื ื’ืข ืื•ื™ื‘ ืขืก ืื™ื– ื ื™ืฉื˜ ืฉื•ื™ืŸ ื ืึธืš ื˜ื™ื™ืžื™ื ื’.

ื“ืึธืก ืึทื•ื•ืึทื“ืข ืฉื•ื•ืขื‘ืขืœืขืš ื•ื•ืึธืก ืื™ืš ื‘ืืžืขืจืงื˜ - ื“ืขืจ ื•ืคื ืขืžืขืจ ื’ื™ื™ื˜ ื•ื•ืขื’ืŸ 100MB / s ืคึฟืึทืจ ื•ื•ืขื’ืŸ 40 ืžื™ื ื•ื˜, ื ืึธืš ื•ื•ืึธืก ื“ื™ ื“ืจื™ื™ื•ื•ื– "ืฉื˜ืึทืจื‘ืŸ" ืื•ืŸ ืฉื˜ืึทืจื‘ืŸ ืจื™ืคึผื™ื˜ื™ื“ืœื™ ืื•ื™ื‘ ืื™ืš ืคึผืจื•ื‘ื™ืจืŸ ืฆื• ืจื™ืกื˜ืึทืจื˜ ื“ื™ ื•ืคื ืขืžืขืจ, ืึธื‘ืขืจ, ืื•ื™ื‘ ืื™ืš ืœืึธื–ืŸ ืขืก - ื ืึธืš ืึท ืฉืขื” ืึธื“ืขืจ ืึทื–ื•ื™ ื–ื™ื™ ืึทืจื‘ืขื˜ืŸ ื ืึธืš 40 ืžื™ื ื•ื˜ ืื™ื™ื“ืขืจ ื–ื™ื™ ืคืึทืœืŸ ืึทื•ื•ืขืง.

ืขืก ืื™ื– ืฉื•ื•ืขืจ ืฆื• ื™ืžืึทื“ื–ืฉืึทืŸ ื•ื•ืึธืก ืคึผื•ื ืงื˜ ื’ืขืžืื›ื˜ thg.ru ื˜ืึธืŸ ื“ืึธืก. ืžืขืŸ ืงืขืŸ ื ืึธืจ ื˜ืจืขืคืŸ ืฆื™ ื“ืึธืก ืื™ื– ื’ืขื•ื•ืขืŸ ืจืขื›ื˜ ืฆื• ื“ืจื•ืง ืคื•ืŸ ืึทื“ื•ื•ืขืจื˜ื™ื™ื–ืขืจื–. ืื™ืŸ ืงื™ื™ืŸ ืคืึทืœ, ื“ื™ ืกื™ื˜ื•ืึทืฆื™ืข ื•ื•ืขืŸ ืคืึธืœืงืก ื“ืจื™ื™ื•ื•ื– ื“ื™ื–ื™ื™ื ื“ ืกืคึผืึทืกื™ืคื™ืงืœื™ ืคึฟืึทืจ NAS ื–ืขื ืขืŸ ื‘ื™ืฉื˜ื™ืงืข ืจื™ืคึผืœื™ื™ืกื˜ ื“ื•ืจืš ื‘ืื˜ื™ื™ื˜ื™ืง ื•ื•ื™ื™ื ื™ืงืขืจ ืคึผืึทืกื™ืง ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืคึผืจื™ื™ึทื– ืื•ืŸ ืึธืŸ ื˜ืฉืึทื ื’ื™ื ื’ ื“ื™ ืกืคึผืขืกืึทืคืึทืงื™ื™ืฉืึทื ื–.

ืื•ื™ืฃ ื“ืขืจ ืงืึธื ืคึฟืขืจืขื ืฅ ืขืก ืื™ื– ื’ืขื•ื•ืขืŸ ืึท ื“ืขืจืžืึธื ืขืŸ ืคื•ืŸ ื“ืขื ืคึผืจืึธื‘ืœืขื ืื•ื™ืฃ ื“ื™ WD ื•ื•ืขื‘ื–ื™ื™ื˜ืœ. ื“ื™ ืขืกืึทื ืก ืื™ื– ื“ื™ ื–ืขืœื‘ืข

ืื™ืš ื”ืึธื‘ืŸ ืคึผื•ื ืงื˜ ืคึผืขืจื˜ืฉืึทืกื˜ 3 WD REDs ืฆื• ืคืึทืจื‘ื™ื™ึทื˜ืŸ ื™ื™ื“ื–ืฉื™ื ื’ ื“ืจื™ื™ื•ื•ื– ืื™ืŸ ืึท ZFS ืžืขื ื’ืข

ืึทืœืข ื“ืจื™ื™ ื–ืขื ืขืŸ ืคื™ื™ืœื™ื ื’ ื‘ืขืฉืึทืก ืจื™ืกื™ืœื•ื•ืขืจื™ื ื’ ืžื™ื˜ IDNF (ืกืขืงื˜ืึธืจ ืฉื™ื™ึทืŸ ื ื™ื˜ ื’ืขืคึฟื•ื ืขืŸ) ืขืจืจืึธืจืก:

ื•ื•ื™ ื•ื•ื™ื™ึทื˜ ื•ื•ื™ ืื™ืš ืคึฟืึทืจืฉื˜ื™ื™ืŸ, ื“ื™ ืคึผืจืึธื‘ืœืขื ืื™ื– ืžื™ื˜
WD RED - WD Red EFAX ื–ืขื ืขืŸ SMR ื“ืจื™ื™ื•ื•ื– ืื•ืŸ ื”ืึธื‘ืŸ 256 ืžืขื’ืื‘ื™ื™ื˜ืŸ ืงืึทืฉ. EFRX ื“ืจื™ื™ื•ื•ื– - ื˜ืึธืŸ ื ื™ื˜ ื ื•ืฆืŸ SMR (ื“ืึธืก ื–ืขื ืขืŸ ืจืขื’ื•ืœืขืจ CMR ื“ืจื™ื™ื•ื•ื–) ืื•ืŸ ื”ืึธื‘ืŸ ืึท 64 ืžืขื’ืื‘ื™ื™ื˜ืŸ ืงืึทืฉ
ื˜ืึธืฉื™ื‘ืึท ื”ืื˜ ืขื˜ืœืขื›ืข ืžืึธื“ืขืœืก ืžืขืจ ื“ืขื˜ืึทื™ืœืก ื“ืึธ
Seagate ื”ืื˜ ืขื˜ืœืขื›ืข ืกืขืจื™ืข - ืžืขืจ ื“ืขื˜ืึทื™ืœืก ื“ืึธ

ืžืงื•ืจ: www.habr.com

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’