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KVM/QEMU ¼³Ä¡¿©ºÎ È®ÀÎ
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KVM(Kernel-based Virtual Machine)´Â Intel VT ¹× AMD-V¿Í °°Àº °¡»óÈ­ È®ÀåÀ» Æ÷ÇÔÇÏ´Â X86Çϵå¿þ¾î¿¡¼­ ¸®´ª½º¸¦ À§ÇÑ Àü°¡»óÈ­(Full virtualization)¼Ö·ù¼ÇÀÌ´Ù.

ÀÌ°ÍÀº °¡»óÈ­ ÀÎÇÁ¶ó½ºÆ®·°ÃÄ Äھ À§ÇÑ  kvm.koÀ̶ó´Â Ä¿³Î ¸ðµâ°ú  kvm-intel.ko(kvm-amd.ko)¶ó´Â CPU ÀÇÁ¸Àû Ä¿³Î¸ðµâÀ» ±¸¼ºÇÑ´Ù. KVMÀ» ½ÇÇàÇϱâ À§Çؼ­´Â /proc/cpuinfo¿¡ vmx/svm°ú °°Àº CPUÁö¿ø°ú ¼öÁ¤µÈ QEMUÀÎ qemu-kvm À¯Æ¿¸®Æ¼°¡ ÇÊ¿äÇÏ´Ù.
CPUÁö¿øÀÌ ÀÖ¾î¾ß ÇÏÁö¸¸, KVMÀÌ QEMUº¸´Ù Çϵå¿þ¾îÀûÀÎ ¼º´É Çâ»óÀÌ ÀÖ´Ù

KVMÀ» »ç¿ëÇؼ­ ¼öÁ¤µÇÁö ¾ÊÀº(XENÀº Guest°¡ ¼öÁ¤µÇ¾î¾ßÇÔ.) Linux¹èÆ÷ÆÇ ¹× WinXPÀ» ½ÇÇàÇÒ¼ö ÀÖ´Ù. °¢ °¡»óÈ­ ¸Ó½Åµé(Guests)Àº »ç¼³·Î °¡»óÈ­µÈ Çϵå¿þ¾î(¿¹: ³×Æ®¿÷Ä«µå, ±×·¡ÇȾÅÍ, ±âŸ)¸¦ °¡Áö°í ÀÖ´Ù.

KVMÀº VServer(http://linux-vserver.org/Welcome_to_Linux-VServer.org), ¼Ö¶ó¸®½º containers(http://www.sun.com/software/solaris/containers_learning_center.jsp)ó·³ ¸®´ª½º 2.6.20ºÎÅÍ Æ÷ÇԵDZ⠽ÃÀÛÇÑ GPL2¿ÀǼҽºÀÌ´Ù.


Âü°í
http://www.howtoforge.com/virtualization-with-kvm-on-a-fedora-11-server
http://www.linux-kvm.org/


CPU °¡»óÈ­ Áö¿ø¿©ºÎ È®ÀÎ

[root@chonnom ~]# cat /proc/cpuinfo | egrep '(vmx|svm)' --color=always
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc arch_perfmon pebs bts pni monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr lahf_lm
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc arch_perfmon pebs bts pni monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr lahf_lm

¡Ø CPU Á¤º¸Ã¼Å©Çؼ­ vmx / svm ÀÌ Ãâ·ÂµÇ¾î¾ß ÇÑ´Ù.
    - vmx : INTEL CPU °¡»óÈ­Áö¿ø
    - svm : AMD CPU °¡»óÈ­ Áö¿ø


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