ื˜ืขืกื˜ื™ื ื’ ืคื•ืŸ FreeBSD ื‘ื•ื™ืขืŸ ื˜ืจืึทื ืกืคืขืจื“ ืฆื• "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก" ื”ืื˜ ืื ื’ืขื”ื•ื™ื‘ืŸ

Chris Moore, ื‘ืืฉืขืคืขืจ ืคื•ืŸ ื“ื™ PC-BSD ืคึผืจื•ื™ืขืงื˜ ืื•ืŸ ื•ื•ื™ืฆืข ืคึผืจืขื–ื™ื“ืขื ื˜ ืคื•ืŸ iXsystems, ืžื•ื“ื™ืข ื•ื•ืขื’ืŸ ื“ื™ ืึธื ื”ื™ื™ื‘ ืคื•ืŸ ื˜ืขืกื˜ื™ื ื’ ื™ื ืกื˜ืึทืœื™ืจื•ื ื’ ืึทืกืขืžื‘ืœื™ื– FreeBSD 12-ืกื˜ืึทื‘ื™ืœ ะธ FreeBSD 13-HEAD, ืื™ืŸ ื•ื•ืึธืก ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ ZFS ื˜ืขืงืข ืกื™ืกื˜ืขื ืขืจื™ื“ื–ืฉื ืึทืœื™ ื’ืขืฉื˜ื™ืฆื˜ ืื™ืŸ FreeBSD ืื™ื– ืจื™ืคึผืœื™ื™ืกื˜ ืžื™ื˜ ื“ื™ ื“ื™ื•ื•ืขืœืึทืคึผืžืึทื ืฅ ืคื•ืŸ ื“ื™ ืคึผืจื•ื™ืขืงื˜ "ื–ืคืก ืื•ื™ืฃ ืœื™ื ื•ืงืก". ื“ืึทื ืง ืฆื• ื“ื™ ืื™ื ื™ืฆื™ืื˜ื™ื•ื• ืฆื• ืžืึทื›ืŸ ื“ื™ "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก" ืงืึธื“ ืคึผืึธืจื˜ืึทื˜ื™ื•ื• ืฆื• ืื ื“ืขืจืข ืกื™ืกื˜ืขืžืขืŸ, FreeBSD ืื™ื– ื’ืขื•ื•ืขืŸ ืฆื•ื’ืขื’ืจื™ื™ื˜ ืคึผืึธืจืฅ sysutils/zol (ื™ื•ื˜ื™ืœืึทื˜ื™ื–) ืื•ืŸ sysutils/zol-kmod (ืงืขืจื ืขืœ ืžืึธื“ื•ืœืข), ื•ื•ืึธืก ื–ืขื ืขืŸ ืื™ืฆื˜ ืกืึทื’ื“ื–ืฉืขืกื˜ื™ื“ ืฆื• ื–ื™ื™ืŸ ื˜ืขืกื˜ืขื“. ืื™ืŸ ืึท ื˜ืขืงืข ืกื™ืกื˜ืขื ืงืึธื ื˜ืขืงืกื˜, ื“ื™ ื™ื–ื™ืึทืกื˜ ื•ื•ืขื’ ืฆื• ืคึผืจื•ื‘ื™ืจืŸ ืื™ื– ืฆื• ืฆื•ืฉื˜ืขืœืŸ ืคืึทืจ-ื’ืขื‘ื•ื™ื˜ ื™ื™ึทื ืžืึธื ื˜ื™ืจื•ื ื’ ื‘ื™ืœื“ืขืจ ื•ื•ืึธืก ื”ืึธื‘ืŸ ื“ื™ ื’ืขื‘ื•ื™ืจืŸ ZFS ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคืึทืจืงืจื™ืคึผืœื˜ ืื•ืŸ ืคึผืึธืจืฅ ืžื™ื˜ "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก" ืคึผืจืขื™ื ืกื˜ืึทืœืœืขื“. UFS ืื•ืŸ ZFS ืงืขื ืขืŸ ื–ื™ื™ืŸ ื’ืขื•ื•ื™ื™ื ื˜ ื•ื•ื™ ื˜ืขืงืข ืกื™ืกื˜ืขืžืขืŸ ืคึฟืึทืจ ื“ื™ ื•ื•ืึธืจืฆืœ ืฆืขื˜ื™ื™ืœื•ื ื’.

ืœืึธืžื™ืจ ืฆื•ืจื™ืงืจื•ืคืŸ ืึทื– ืื™ืŸ ื“ืขืฆืขืžื‘ืขืจ ืœืขืฆื˜ืข ื™ืึธืจ ื“ื™ FreeBSD ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื”ืึธื‘ืŸ ื’ืขืคึฟื•ื ืขืŸ ืื™ื ื™ืฆื™ืื˜ื™ื•ื• ื™ื‘ืขืจื’ืึทื ื’ ืฆื• ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ZFS ืคึฟื•ืŸ ื“ื™ ืคึผืจื•ื™ืขืงื˜ "ื–ืคืก ืื•ื™ืฃ ืœื™ื ื•ืงืก"(ZoL), ืึทืจื•ื ื•ื•ืึธืก ืึทืœืข ื“ื™ ืึทืงื˜ื™ื•ื•ื™ื˜ืขื˜ืŸ ืฉื™ื™ึทื›ื•ืช ืฆื• ื“ืขืจ ืึทื ื˜ื•ื•ื™ืงืœื•ื ื’ ืคื•ืŸ ZFS ื”ืื˜ ืœืขืฆื˜ื ืก ืคืึธื•ืงื™ืกื˜. ื“ื™ ืกื™ื‘ื” ืฆื™ื˜ื™ืจื˜ ืคึฟืึทืจ ื“ื™ ืžื™ื’ืจืึทื˜ื™ืึธืŸ ืื™ื– ื’ืขื•ื•ืขืŸ ื“ื™ ืกื˜ืึทื’ื ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ ZFS ืงืึธื“ืขื‘ืึทืกืข ืคึฟื•ืŸ ื“ื™ Illumos ืคึผืจื•ื™ืขืงื˜ (ืึท ื’ืึธืคึผืœ ืคื•ืŸ OpenSolaris), ื•ื•ืึธืก ืื™ื– ื’ืขื•ื•ืขืŸ ืคืจื™ืขืจ ื’ืขื ื™ืฆื˜ ื•ื•ื™ ื“ื™ ื™ืงืขืจ ืคึฟืึทืจ ืžื™ื™ื’ืจื™ื™ื˜ื™ื ื’ ZFS-ืคึฟืึทืจื‘ื•ื ื“ืขื ืข ืขื ื“ืขืจื•ื ื’ืขืŸ ืฆื• FreeBSD. ื‘ื™ื– ืœืขืฆื˜ื ืก, ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื“ื™ ZFS ืงืึธื“ ื‘ืึทื–ืข ืื™ืŸ Illumos ืื™ื– ื’ืขื•ื•ืขืŸ ืฆื•ื’ืขืฉื˜ืขืœื˜ ื“ื•ืจืš Delphix, ื•ื•ืึธืก ื“ืขื•ื•ืขืœืึธืคึผืก ื“ื™ ืึธืคึผืขืจื™ื™ื˜ื™ื ื’ ืกื™ืกื˜ืขื Delphix OS (ืื™ืœื•ืžืึธืก ื’ืึธืคึผืœ). ืžื™ื˜ ืึท ื™ืึธืจ ืฆื•ืจื™ืง, ื“ืขืœืคื™ืงืก ื’ืขืžืื›ื˜ ื“ืขื ื‘ืึทืฉืœื•ืก ืฆื• ืึทืจื™ื‘ืขืจืคื™ืจืŸ ืฆื• "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก", ื•ื•ืึธืก ืจื™ื–ืึทืœื˜ื™ื“ ืื™ืŸ ZFS ืกื˜ืึทื’ื ื™ื™ื˜ื™ื ื’ ืคื•ืŸ ื“ื™ Illumos ืคึผืจื•ื™ืขืงื˜ ืื•ืŸ ืืจื™ื‘ืขืจื’ืขืคืืจืŸ ืึทืœืข ืึทื ื˜ื•ื•ื™ืงืœื•ื ื’ ืฉื™ื™ึทื›ื•ืช ืึทืงื˜ื™ื•ื•ื™ื˜ืขื˜ืŸ ืฆื• ื“ื™ "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก" ืคึผืจื•ื™ืขืงื˜, ื•ื•ืึธืก ืื™ื– ืื™ืฆื˜ ื’ืขื”ืืœื˜ืŸ ื“ื™ ื”ื•ื™ืคึผื˜ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ. ืึธืคึผืขื ื–ืคืก.

ื“ื™ FreeBSD ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื‘ืึทืฉืœืึธืกืŸ ืฆื• ื ืึธื›ืคืึธืœื’ืŸ ื“ื™ ืึทืœื’ืขืžื™ื™ื ืข ื‘ื™ื™ืฉืคึผื™ืœ ืื•ืŸ ื ื™ืฉื˜ ืคึผืจื•ื‘ื™ืจืŸ ืฆื• ื”ืึทืœื˜ืŸ ืื•ื™ืฃ Illumos, ื•ื•ื™ื™ึทืœ ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืื™ื– ืฉื•ื™ืŸ ื•ื•ื™ื™ึทื˜ ื”ื™ื ื˜ืขืจ ืื™ืŸ ืคืึทื ื’ืงืฉืึทื ืึทืœื™ื˜ื™ ืื•ืŸ ืจื™ืงื•ื•ื™ื™ืขืจื– ื’ืจื•ื™ืก ืจืขืกื•ืจืกืŸ ืฆื• ื”ืึทืœื˜ืŸ ื“ื™ ืงืึธื“ ืื•ืŸ ืžื™ื™ื’ืจื™ื™ื˜ ืขื ื“ืขืจื•ื ื’ืขืŸ. "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก" ืื™ื– ืื™ืฆื˜ ื’ืขื–ืขืŸ ื•ื•ื™ ื“ื™ ื”ื•ื™ืคึผื˜, ืื™ื™ืŸ, ืงืึทืœืึทื‘ืขืจื™ื™ื˜ื™ื•ื• ZFS ืึทื ื˜ื•ื•ื™ืงืœื•ื ื’ ืคึผืจื•ื™ืขืงื˜. FreeBSD ืฉื˜ื™ืฆืŸ ื•ื•ืขื˜ ื–ื™ื™ืŸ ื™ื ืึทื’ืจื™ื™ื˜ื™ื“ ื’ืœื™ื™ึทืš ืื™ืŸ ื“ื™ ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก ืงืึธื“ ืื•ืŸ ื“ืขื•ื•ืขืœืึธืคึผืขื“ ืื™ืŸ ื“ื™ ื”ื•ื™ืคึผื˜ ืจื™ืคึผืึทื–ืึทื˜ืึธืจื™ ืคื•ืŸ ื“ืขื ืคึผืจื•ื™ืขืงื˜.

ืขื˜ืœืขื›ืข ืคึฟืขื™ึดืงื™ื™ื˜ืŸ ื•ื•ืึธืก ื–ืขื ืขืŸ ื‘ืืจืขื›ื˜ื™ื’ื˜ ืื™ืŸ ื“ื™ FreeBSD "ZFS ืื•ื™ืฃ ืœื™ื ื•ืงืก" ืคึผืึธืจื˜ ืึธื‘ืขืจ ืคืขืœื ื“ื™ืง ืคื•ืŸ Illumos 'ZFS ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ:

  • ืžื•ืœื˜ื™ื”ืึธืกื˜ ืžืึธื“ืข (MMP;
  • ืžื•ืœื˜ื™ ืžืึธื“ื™ืคื™ืขืจ ืคึผืจืึทื˜ืขืงืฉืึทืŸ);
  • ื™ืงืกืคึผืึทื ื“ื™ื“ ืงื•ื•ืึธื˜ืข ืกื™ืกื˜ืขื;
  • ืขื ืงืจื™ืคึผืฉืึทืŸ ืคื•ืŸ ื“ืึทื˜ืŸ ืฉื˜ืขืœื˜;
  • ื‘ืึทื–ื•ื ื“ืขืจ ืกืขืœืขืงืฆื™ืข ืคื•ืŸ โ€‹โ€‹ื‘ืœืึธืง ืคืึทืจืฉืคึผืจื™ื™ื˜ื•ื ื’ ืงืœืืกืŸ (ืึทืœืึธืงืึทื˜ื™ืึธืŸ ืงืœืืกืŸ);
  • ื ื™ืฆืŸ ื•ื•ืขืงื˜ืึธืจ ืคึผืจืึทืกืขืกืขืจ ื™ื ืกื˜ืจืึทืงืฉืึทื ื– ืฆื• ืคืึทืจื’ื™ื›ืขืจืŸ RAIDZ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืื•ืŸ ื˜ืฉืขืงืกื•ื ื—ืฉื‘ื•ื ื•ืช;
  • ื™ืžืคึผืจื•ื•ื•ื“ ื‘ืึทืคึฟืขืœืŸ ืฉื•ืจื” ืžื›ืฉื™ืจื™ื;
  • ืคืึทืจืคืขืกื˜ื™ืงื˜ ืคื™ืœืข ื‘ืึทื’ื– ืฉื™ื™ึทื›ื•ืช ืฆื• ืจืึทืกืข ื˜ื ืึธื™ื ืื•ืŸ ืœืึทืงืก.

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’