ืžืขืœื“ื•ื ื’ ืคื•ืŸ ื“ื™ QEMU 4.0 ืขืžื•ืœืึทื˜ืึธืจ

ื’ืขืฉืืคืŸ ืคึผืจื•ื™ืขืงื˜ ืžืขืœื“ื•ื ื’ QEMU 4.0. ื•ื•ื™ ืึทืŸ ืขืžื•ืœืึทื˜ืึธืจ, QEMU ืึทืœืึทื•ื– ืื™ืจ ืฆื• ืœื•ื™ืคืŸ ืึท ืคึผืจืึธื’ืจืึทื ืงืึทืžืคึผื™ื™ืœื“ ืคึฟืึทืจ ืื™ื™ืŸ ื™ื™ึทื–ื ื•ื•ืึทืจื’ ืคึผืœืึทื˜ืคืึธืจืžืข ืื•ื™ืฃ ืึท ืกื™ืกื˜ืขื ืžื™ื˜ ืึท ื’ืึธืจ ืึทื ื“ืขืจืฉ ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ, ืœืžืฉืœ, ืœื•ื™ืคืŸ ืึทืŸ ARM ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ืื•ื™ืฃ ืึท ืงืก86 ืงืึทืžืคึผืึทื˜ืึทื‘ืึทืœ ืคึผื™ืกื™. ืื™ืŸ ื•ื•ื™ืจื˜ื•ืึทืœื™ื–ืึทื˜ื™ืึธืŸ ืžืึธื“ืข ืื™ืŸ QEMU, ื“ื™ ืคืึธืจืฉื˜ืขืœื•ื ื’ ืคื•ืŸ ืงืึธื“ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืื™ืŸ ืึทืŸ ืืคื’ืขื–ื•ื ื“ืขืจื˜ ืกื•ื•ื™ื•ื•ืข ืื™ื– ื ืึธืขื ื˜ ืฆื• ื“ื™ ื’ืขื‘ื•ื™ืจืŸ ืกื™ืกื˜ืขื ืจืขื›ื˜ ืฆื• ื“ื™ืจืขืงื˜ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืคื•ืŸ ืื™ื ืกื˜ืจื•ืงืฆื™ืขืก ืื•ื™ืฃ ื“ื™ ืงืคึผื• ืื•ืŸ ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ื“ื™ Xen ื›ื™ื™ืคึผืขืจื•ื•ื™ื™ื–ืขืจ ืึธื“ืขืจ KVM ืžืึธื“ื•ืœืข.

ื“ืขืจ ืคึผืจื•ื™ืขืงื˜ ืื™ื– ืขืจื™ื“ื–ืฉื ืึทืœื™ ื‘ืืฉืืคืŸ ื“ื•ืจืš Fabrice Bellard ืฆื• ืœืึธื–ืŸ ืœื™ื ื•ืงืก ืขืงืกืขืงื•ื˜ืึทื‘ืœืขืก ื’ืขื‘ื•ื™ื˜ ืคึฟืึทืจ ื“ื™ x86 ืคึผืœืึทื˜ืคืึธืจืžืข ืฆื• ืœื•ื™ืคืŸ ืื•ื™ืฃ ื ื™ื˜-ืงืก86 ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจื–. ืื™ื‘ืขืจ ื“ื™ ื™ืึธืจืŸ ืคื•ืŸ ืึทื ื˜ื•ื•ื™ืงืœื•ื ื’, ืคื•ืœ ืขืžื™ืึทืœื™ื™ืฉืึทืŸ ืฉื˜ื™ืฆืŸ ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ ืคึฟืึทืจ 14 ื™ื™ึทื–ื ื•ื•ืึทืจื’ ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจื–, ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืขืžื•ืœืึทื˜ืขื“ ื™ื™ึทื–ื ื•ื•ืึทืจื’ ื“ืขื•ื•ื™ืกืขืก ืื™ื– ื™ืงืกื™ื“ื™ื“ 400. ืื™ืŸ ืฆื•ื’ืจื™ื™ื˜ื•ื ื’ ืคึฟืึทืจ ื•ื•ืขืจืกื™ืข 4.0, ืžืขืจ ื•ื•ื™ 3100 ืขื ื“ืขืจื•ื ื’ืขืŸ ื”ืึธื‘ืŸ ืฉื•ื™ืŸ ื’ืขืžืื›ื˜ ืคื•ืŸ 220 ื“ืขื•ื•ืขืœืึธืคึผืขืจืก.

ืฉืœื™ืกืœ ื™ืžืคึผืจื•ื•ื•ืžืึทื ืฅืฆื•ื’ืขื’ืขื‘ืŸ ืื™ืŸ QEMU 4.0:

  • ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ARMv8+ ืœื™ืžืขื“ ื™ืงืกื˜ืขื ืฉืึทื ื– ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ ืฆื• ื“ื™ ARM ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ืขืžื•ืœืึทื˜ืึธืจ: SB, PredInv, HPD, LOR, FHM, AA32HPD,
    PAuth, JSConv, CondM, FRINT ืื•ืŸ BTI. ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืขืžื•ืœืึทื˜ื™ื ื’ ืžื•ืกืงืึท ืื•ืŸ MPS2 ื‘ืึธืจื“ื–. ื™ืžืคึผืจื•ื•ื•ื“ ARM PMU (Power Management Unit) ืขืžื™ืึทืœื™ื™ืฉืึทืŸ. ืฆื• ื“ืขืจ ืคึผืœืึทื˜ืคืึธืจืžืข ืžื™ื™ึทืœืข ืฆื•ื’ืขืœื™ื™ื’ื˜ ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ื ื•ืฆืŸ ืžืขืจ ื•ื•ื™ 255 ื’ื™ื’ืื‘ื™ื™ื˜ ืคื•ืŸ ื‘ืึทืจืึทืŸ ืื•ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื•-ืฉื˜ื™ื•ื•ืœ ื‘ื™ืœื“ืขืจ ืžื™ื˜ ื“ื™ "ื ืึธืœืึธืึทื“" ื˜ื™ืคึผ;

  • ืื™ืŸ ื“ื™ ืงืก86 ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ืขืžื•ืœืึทื˜ืึธืจ ืื™ืŸ ื“ื™ ื•ื•ื™ืจื˜ื•ืึทืœื™ื–ืึทื˜ื™ืึธืŸ ืึทืงืกืขืœืขืจื™ื™ืฉืึทืŸ ืžืึธื˜ืึธืจ ื”ืึทืงืก (ื™ื ื˜ืขืœ ื”ืึทืจื“ื•ื•ืึทืจืข ืึทืงืกืขืœืขืจื™ื™ื˜ื™ื“ ืขืงืกืขืงื•ื˜ื™ืึธืŸ) ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ POSIX-ื’ืขื”ืึธืจื›ื™ืง ืžื—ื ื•ืช ืึทื–ืึท ื•ื•ื™ ืœื™ื ื•ืงืก ืื•ืŸ ื ืขื˜ื‘ืกื“ (ืคืจื™ืขืจ ื‘ืœื•ื™ื– ื“ื™ ื“ืึทืจื•ื•ื™ืŸ ืคึผืœืึทื˜ืคืึธืจืžืข ืื™ื– ื’ืขืฉื˜ื™ืฆื˜). ืื™ืŸ ื“ื™ Q35 ื˜ืฉื™ืคึผืกืขื˜ ืขืžื•ืœืึทื˜ืึธืจ (ICH9) ืคึฟืึทืจ ื“ื™ ื”ื•ื™ืคึผื˜ PCIe ืคึผืึธืจืฅ, ื“ื™ ืžืึทืงืกื™ืžื•ื ื’ื™ื›ืงื™ื™ึทื˜ (16GT / s) ืื•ืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืงืฉืจ ืฉื•ืจื•ืช (x32) ื“ื™ืคื™ื™ื ื“ ืื™ืŸ ื“ื™ PCIe 4.0 ื‘ืึทืฉืจื™ื™ึทื‘ื•ื ื’ ืงืขื ืขืŸ ืื™ืฆื˜ ื–ื™ื™ืŸ ืึธืคึผื˜ื™ืึธื ืึทืœืœื™ ื“ืขืจืงืœืขืจื˜ (ืฆื• ืขื ืฉื•ืจ ืงืึทืžืคึผืึทื˜ืึทื‘ื™ืœืึทื˜ื™, 2.5GT ืื™ื– ืื™ื ืกื˜ืึทืœื™ืจืŸ ื“ื•ืจืš ืคืขืœื™ืงื™ื™ึทื˜ ืคึฟืึทืจ ืขืœื˜ืขืจืข ื˜ื™ื™ืคึผืก ืคื•ืŸ QEMU ืžืืฉื™ื ืขืŸ / s ืื•ืŸ x1). ืขืก ืื™ื– ืžืขื’ืœืขืš ืฆื• ืœืึธื“ืŸ Xen PVH ื‘ื™ืœื“ืขืจ ืžื™ื˜ ื“ื™ "-ืงืขืจื ืขืœ" ืึธืคึผืฆื™ืข;
  • ื“ื™ MIPS ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ืขืžื•ืœืึทื˜ืึธืจ ื”ืื˜ ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืžื•ืœื˜ื™-ื˜ืจืขื“ื™ื“ ืขืžื™ืึทืœื™ื™ืฉืึทืŸ ื ื™ืฆืŸ ื“ื™ ืงืœืึทืกื™ืฉ TCG (Tiny Code Generator) ืงืึธื“ ื’ืขื ืขืจืึทื˜ืึธืจ. ืื•ื™ืš ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืขืžื™ืึทืœื™ื™ืฉืึทืŸ ืคื•ืŸ CPU I7200 (nanoMIPS32 ISA) ืื•ืŸ I6500 (MIPS64R6 ISA), ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ืคึผืจืึธืฆืขืก ืงืคึผื• ื˜ื™ืคึผ ืจื™ืงื•ื•ืขืก ื ื™ืฆืŸ ื“ื™ QMP (QEMU ืžืึทื ืึทื’ืขืžืขื ื˜ ืคึผืจืึธื˜ืึธืงืึธืœ), ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ SAARI ืื•ืŸ SAAR ืงืึทื ืคื™ื’ื™ืขืจื™ื™ืฉืึทืŸ ืจืขื“ื–ืฉื™ืกื˜ืขืจื–. ื™ืžืคึผืจื•ื•ื•ื“ ืคืึธืจืฉื˜ืขืœื•ื ื’ ืคื•ืŸ ื•ื•ื™ืจื˜ื•ืึทืœ ืžืืฉื™ื ืขืŸ ืžื™ื˜ ื“ื™ Fulong 2E ื˜ื™ืคึผ. ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงื˜ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื™ื ื˜ืขืจื˜ื”ืจืขืึทื“ ืงืึธืžื•ื ื™ืงืึทืฆื™ืข ื™ื•ื ื™ื˜;
  • ืื™ืŸ ื“ื™ PowerPC ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ืขืžื•ืœืึทื˜ืึธืจ, ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืขืžื•ืœืึทื˜ื™ื ื’ ื“ื™ XIVE ื™ื‘ืขืจืจื™ื™ึทืก ืงืึธื ื˜ืจืึธืœืœืขืจ ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ, ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ POWER9 ืื™ื– ื™ืงืกืคึผืึทื ื“ื™ื“, ืื•ืŸ ืคึฟืึทืจ ื“ื™ P ืกืขืจื™ืข, ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ื”ื™ื™ืก ืฆืึทืคึผืŸ PCI ื‘ืึทืœืขื‘ืึธืก ื‘ืจื™ืงืŸ (PHB, PCI ื‘ืึทืœืขื‘ืึธืก ื‘ืจื™ืง) ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ. ืฉื•ืฅ ืงืขื’ืŸ ืกืคึผืขืงื˜ืขืจ ืื•ืŸ ืžืขืœื˜ื“ืึธื•ื•ืŸ ืื ืคืืœืŸ ืื™ื– ืขื ื™ื™ื‘ืึทืœื“ ื“ื•ืจืš ืคืขืœื™ืงื™ื™ึทื˜;
  • ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืคึผืกื™ ืื•ืŸ ื•ืกื‘ ืขืžื™ืึทืœื™ื™ืฉืึทืŸ ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ ืฆื• ื“ื™ RISC-V ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ืขืžื•ืœืึทื˜ืึธืจ. ื“ื™ ื’ืขื‘ื•ื™ื˜-ืื™ืŸ ื“ื™ื‘ืึทื’ื™ื ื’ ืกืขืจื•ื•ืขืจ (ื’ื“ื‘ืกืขืจื•ื•ืขืจ) ืื™ืฆื˜ ืฉื˜ื™ืฆื˜ ืกืคึผืขืฆื™ืคื™ืฆื™ืจืŸ ืจืขื’ื™ืกื˜ืจื™ืจืŸ ืจืฉื™ืžื•ืช ืื™ืŸ ืงืกืžืœ ื˜ืขืงืขืก. ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืžืกื˜ืึทื˜ื•ืก ืคืขืœื“ืขืจ TSR, TW ืื•ืŸ TVM;
  • ื“ื™ s390 ืึทืจืงืึทื˜ืขืงื˜ืฉืขืจ ืขืžื•ืœืึทื˜ืึธืจ ื”ืื˜ ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื“ื™ z14 GA 2 ืงืคึผื• ืžืึธื“ืขืœ, ื•ื•ื™ ื’ืขื–ื•ื ื˜ ื•ื•ื™ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืขืžื•ืœืึทื˜ื™ื ื’ ืœื™ืžืขื“ ื™ืงืกื˜ืขื ืฉืึทื ื– ืคึฟืึทืจ ืคืœืึธื•ื˜ื™ื ื’ ืคื•ื ื˜ ืื•ืŸ ื•ื•ืขืงื˜ืึธืจ ืึทืคึผืขืจื™ื™ืฉืึทื ื–. ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ื”ื™ื™ืก-ืฆืึทืคึผืŸ ื“ืขื•ื•ื™ืกืขืก ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ ืฆื• vfio-ap;
  • ื“ื™ Tensilica Xtensa ืžืฉืคึผื—ื” ืคึผืจืึทืกืขืกืขืจ ืขืžื•ืœืึทื˜ืึธืจ ื”ืื˜ ื™ืžืคึผืจื•ื•ื•ื“ ืกืžืคึผ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืœื™ื ื•ืงืก ืื•ืŸ ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื“ื™ FLIX (ืคืœืขืงืกืึทื‘ืึทืœ ืœืขื ื’ ืื™ื ืกื˜ืจื•ืงืฆื™ืขืก ืคืึทืจืœืขื ื’ืขืจื•ื ื’);
  • ื“ื™ '-display spice-app' ืึธืคึผืฆื™ืข ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ ืฆื• ื“ื™ ื’ืจืึทืคื™ืงืึทืœ ืฆื•ื‘ื™ื ื“ ืฆื• ืงืึทื ืคื™ื’ื™ืขืจ ืื•ืŸ ืงืึทื˜ืขืจ ืึท ื•ื•ืขืจืกื™ืข ืคื•ืŸ โ€‹โ€‹โ€‹โ€‹ื“ื™ ืกืคึผื™ื–ื™ืข ื•ื•ื™ื™ึทื˜ ืึทืงืกืขืก ืงืœื™ืขื ื˜ ืžื™ื˜ ืึท ืคึผืœืึทืŸ ืขื ืœืขืš ืฆื• ื“ื™ QEMU GTK ืฆื•ื‘ื™ื ื“;
  • ืึทื“ื“ืขื“ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืึทืงืกืขืก ืงืึธื ื˜ืจืึธืœ ื ื™ืฆืŸ ื“ื™ tls-authz/sasl-authz ืึธืคึผืฆื™ืขืก ืฆื• ื“ื™ VNC ืกืขืจื•ื•ืขืจ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ;
  • QMP (QEMU ืžืึทื ืึทื’ืขืžืขื ื˜ ืคึผืจืึธื˜ืึธืงืึธืœ) ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืกืขื ื˜ืจืึทืœื™ื™ื–ื“ / ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง (ืื•ื™ืก-ืคื•ืŸ-ื‘ืึทื ื“) ื‘ืึทืคึฟืขืœืŸ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืื•ืŸ ื™ืžืคึผืœืึทืžืขื ืึทื“ ื ืึธืš ืงืึทืžืึทื ื“ื– ืคึฟืึทืจ ืืจื‘ืขื˜ืŸ ืžื™ื˜ ื‘ืœืึธืง ื“ืขื•ื•ื™ืกืขืก;
  • ืึทืŸ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ EDID ืฆื•ื‘ื™ื ื“ ืื™ื– ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฆื• VFIO ืคึฟืึทืจ ื’ืขืฉื˜ื™ืฆื˜ ืžืขื“ืขื•ื•ืก (ื™ื ื˜ืขืœ ื•ื•ืคึผื•ืก), ืึทืœืึทื•ื™ื ื’ ืื™ืจ ืฆื• ื˜ื•ื™ืฉืŸ ื“ื™ ืคืึทืจืฉื˜ืขืœืŸ ื”ืึทื›ืœืึธื˜ืข ืžื™ื˜ ื“ื™ ืงืกืจืขืก ืื•ืŸ ื™ืจืขืก ืึธืคึผืฆื™ืขืก;
  • ื ื ื™ื™ึทืข 'ืงืกืขืŸ-ื“ื™ืกืง' ืžื™ื˜ืœ ืื™ื– ืฆื•ื’ืขืœื™ื™ื’ื˜ ืคึฟืึทืจ Xen, ื•ื•ืึธืก ืงืขื ืขืŸ ื™ื ื“ื™ืคึผืขื ื“ืึทื ื˜ืœื™ ืฉืึทืคึฟืŸ ืึท ื“ื™ืกืง ื‘ืึทืงืขื ื“ ืคึฟืึทืจ Xen PV (ืึธืŸ ืึทืงืกืขืก ืงืกืขื ืกื˜ืึธืจืข). ื“ื™ ืคืึธืจืฉื˜ืขืœื•ื ื’ ืคื•ืŸ ื“ื™ Xen PV ื“ื™ืกืง ื‘ืึทืงืขื ื“ ืื™ื– ื’ืขื•ื•ืืงืกืŸ ืื•ืŸ ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ื˜ื•ื™ืฉืŸ ื“ื™ ื“ื™ืกืง ื’ืจื™ื™ืก ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ;
  • ื“ื™ืึทื’ื ืึธืกื˜ื™ืงืก ืื•ืŸ ื˜ืจื™ื™ืกื™ื ื’ ืงื™ื™ืคึผืึทื‘ื™ืœืึทื˜ื™ื– ื–ืขื ืขืŸ ื™ืงืกืคึผืึทื ื“ื™ื“ ืื™ืŸ ื ืขืฅ ื‘ืœืึธืง ื“ืขื•ื•ื™ืกืขืก, ืื•ืŸ ืงืœื™ืขื ื˜ ืงืึทืžืคึผืึทื˜ืึทื‘ื™ืœืึทื˜ื™ ืžื™ื˜ ืคึผืจืึธื‘ืœืขืžืึทื˜ื™ืง NBD ืกืขืจื•ื•ืขืจ ื™ืžืคึผืœืึทืžืึทื ืฅ ืื™ื– ื™ืžืคึผืจื•ื•ื•ื“. ืฆื•ื’ืขื’ืขื‘ืŸ "--bitmap", "--ืœื™ืกื˜" ืื•ืŸ "--tls-authz" ืึธืคึผืฆื™ืขืก ืฆื• qemu-nbd;
  • ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ PCI IDE ืžืึธื“ืข ืฆื• ื“ื™ ืขืžื™ืึทืœื™ื™ื˜ื™ื“ IDE / ื“ื•ืจืš ืžื™ื˜ืœ;
  • ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื ื™ืฆืŸ ื“ื™ lzfse ืึทืœื’ืขืจื™ื“ืึทื ืฆื• ืงืึธืžืคึผืจืขืก ื“ืžื’ ื‘ื™ืœื“ืขืจ. ืคึฟืึทืจ ื“ื™ qcow2 ืคึฟืึธืจืžืึทื˜, ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืงืึทื ืขืงื˜ื™ื ื’ ืคื•ื ื“ืจื•ื™ืกื ื“ื™ืง ื“ืึทื˜ืŸ ื˜ืขืงืขืก ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ. qcow2 ืึทื ืคึผืึทืงื™ื ื’ ืึทืคึผืขืจื™ื™ืฉืึทื ื– ื–ืขื ืขืŸ ืืจื™ื‘ืขืจื’ืขืคืืจืŸ ืฆื• ืึท ื‘ืึทื–ื•ื ื“ืขืจ ืคืึธื“ืขื. ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื“ื™ "ื‘ืœืึธืงืงื“ืขื•ื•-ืฉืึทืคึฟืŸ" ืึธืคึผืขืจืึทืฆื™ืข ืื™ืŸ vmdk ื‘ื™ืœื“ืขืจ;
  • ื“ื™ ื•ื•ื™ืจื˜ื™ืึธ-ื‘ืœืง ื‘ืœืึธืง ืžื™ื˜ืœ ื”ืื˜ ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ DISCARD (ื™ื ืคืึธืจืžื™ืจืŸ ื•ื•ืขื’ืŸ ื“ื™ ืžืขืœื“ื•ื ื’ ืคื•ืŸ ื‘ืœืึทืงืก) ืื•ืŸ WRITE_ZEROES (ื ื•ืจื•ื™ื ื’ ืึท ืงื™ื™ื˜ ืคื•ืŸ ืœืึทื“ื–ืฉื™ืงืึทืœ ื‘ืœืึทืงืก) ืึทืคึผืขืจื™ื™ืฉืึทื ื–;
  • ื“ื™ ืคึผื•ื•ืจื“ืžืึท ืžื™ื˜ืœ ืฉื˜ื™ืฆื˜ RDMA ืžืึทื ืึทื’ืขืžืขื ื˜ ื“ืึทื˜ืึทื’ืจืึทื ื‘ืึทื“ื™ื ื•ื ื’ืก (MAD);
  • ื“ืขืจืœืื ื’ื˜ ืขื ื“ืขืจื•ื ื’ืขืŸ, ื•ื•ื™ื™ืึทืœื™ื™ื˜ื™ื ื’ ืฆื•ืจื™ืง ืงืึทืžืคึผืึทื˜ืึทื‘ื™ืœืึทื˜ื™. ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ืึทื ืฉื˜ืึธื˜ ืคื•ืŸ ื“ื™ "ืฉืขืคึผืŸ" ืึธืคึผืฆื™ืข ืื™ืŸ "-ืคืกื“ืขื•ื•" ืื•ืŸ "-ื•ื•ื™ืจื˜ืคืก", ืื™ืจ ื–ืึธืœ ื ื•ืฆืŸ ื“ื™ "ื”ื™ื’ืข" ืึธื“ืขืจ "ืคึผืจืึธืงืกื™" ืึธืคึผืฆื™ืขืก. ื“ื™ ืึธืคึผืฆื™ืขืก "-ื•ื•ื™ืจื˜ื™ืึธืงืึธื ืกืึธืœืข" (ืจื™ืคึผืœื™ื™ืกื˜ ืžื™ื˜ "-ืžื™ื˜ืœ ื•ื•ื™ืจื˜ืงืึธื ืกืึธืœืข"), "-ื ื™ื˜-ืจืึทื", "-ื–ื™ื™ื’ืขืจ", "-ืขื ืึทื‘ืœืข-ื”ืึทืงืก" (ืจื™ืคึผืœื™ื™ืกื˜ ืžื™ื˜ "-ืึทืงืกืขืœ ื”ืึทืงืก") ื–ืขื ืขืŸ ืึทื•ื•ืขืงื’ืขื ื•ืžืขืŸ. ืึทื•ื•ืขืงื’ืขื ื•ืžืขืŸ ืžื™ื˜ืœ "ื™ื•ื•ืฉื" (ื–ืึธืœ ื ื•ืฆืŸ "ื™ื•ื•ืฉืžืขื-ื˜ืึธืจื‘ืขืœ" ืื•ืŸ "ื™ื•ื•ืฉืืขื-ืคึผืœืึทื™ืŸ"). ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื‘ื ื™ืŸ ืžื™ื˜ SDL1.2 ืื™ื– ื“ื™ืกืงืึทื ื˜ื™ื ื™ื•ื“ (ืื™ืจ ื“ืึทืจืคึฟืŸ ืฆื• ื ื•ืฆืŸ SDL2).

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’