BỘ CÔNG THƯƠNG



ĐỒ ÁN HỌC PHẦN 1


SỰ ẢO HÓA TRONG CÔNG NGHỆ ĐIỆN
TOÁN ĐÁM MÂY
GIẢNG VIÊN HD : LÊ THỊ ÁNH TUYẾT
SINH VIÊN TH :
LÊ NAM PHONG MSSV: 09013053
TRẦN VĂN TUẤN MSSV: 09013043
LỚP : DHTH5TH
THANH HÓA, THÁNG 07 NĂM 2013


KHOA CÔNG NGHỆ

NHIỆM VỤ ĐỒ ÁN CHUYÊN NGÀNH
 !"#$%&$' &#$(#)*'+$,-./.01.21
34$-5$67$-./.01.81
,!$'9$,,':'9$,&$ (;<=2
1. #$>?@$A'6B#$$,!$'C*'&D6 E%FG+'H)"3+$,>&:$"+@$>@**IB
2. ,!B,&)+$,!BJ8"'@$,.2$5*J.01
3. ,!B'+!$"'!$'$,!B0."'@$,.K$5*J.01
4. "#$,&@+ &#$'L;$,MN$(#'OP$'6BQ"

Thanh Hóa, ngày 09 tháng 07 năm 2013
RS PT-UV=W
XYZ !,'&3['"#$\ XYZ !,'&3['"#$\

's$kA@A$,6?$"!&$,6B#$t;$$'L {B"3n"'!$'*`"BQ6"p37"t;$"@A>`$,>Q$
e&$'M+)$'-;&$'}$, 7$>Et;$ EAs%n'~"4$,$'L*@B'|$,k"3y+c
A_$,kt•&<'4$*E*k  H"'{"%Ft!$'}$, 7$>E37">)6>46A'+A@AM+)$'
$,'&:<&:$"+@$>@**IBA6$,A7<*`",&G&<'@<A'+"C$'"3~$,$!B
&:$"+@$>@**IBt!*`"A6`AMOA'A'6BD$A@A'*~$,"3+$,>H &:A"l$'
"+@$%€>LdAA'6BD$"•*@B"l$'A@$'I$ !"'{*A'lAGA@A*@BA'o_$,Ma$,
M+)$'$,'&:<kA@$'I$>Q$*`">@**IB*@B"l$'@**IBt!*`"'C$'"Ld$,>D
A'i>Q$"{<A@A*@BA'oG+'H)AH"'DA6$,A7<A@A$,6?$"!&$,6B#$Ao)*@B"l$'
e'@A$')6A'+e'@A''!$,Ao)',L‚&%jMa$,Ao)':"'p$,$!BA'iA4$>LdA
f6)$"I*";&A@AMOA' a*@B"l$'>)$,>LdAB#6A46@&A'&"&Q"b#$ML;&':
"'p$,Ao)$H$'L"'Q$!+"'C>LdAƒ$e'|&$,L‚&M„$,@AM}t&:6 !A@AMOA' a
A6$,A7<$…*"3+$,A@A"36$,"I*M}t&:6Ao)>@**IBAHe'G$5$,*n3`$,t;$
!AH"'D>LdA"36BA{<nb7"ev>I6k"•b7"ev"'&Q"bO>LdAeQ"$p&"3#$"'Q,&;&
'9$,f6)$`&M6$,?P$$!Bky*†&$"3C$'b!Be'@&f6@"†6'L;$,Ao)
A9$,$,':"'9$,"&$'&:$>~&*!"'Q,&;&>)$,'L;$,>Q$%F'+!$"'&:$t!F‡+
H)3+$,9$,,':&:$+@$@*IB
'q$,y*†&$A'I$"'!$'AG*s$'(#'OP$'6BQ">mA6$,A7<$'}$,
"!&t&:6f6Z,&@Ax$,$'L$'}$,'L;$,$,'&#$A_6A'l$' EE!&$!B
6
PHẦN NỘI DUNG
CHƯƠNG 1: TÌM HIỂU ĐIỆN TOÁN ĐÁM MÂY
1.1. GIỚI THIỆU ĐIỆN TOÁN ĐÁM MÂY:
1.1.1. Giới thiệu:
&:$"+@$>@**IBXt+6M+*<6"&$,\kAˆ$,&t!>&:$"+@$*@BA'oG+kt!
*9'C$'>&:$"+@$%jMa$,A@AA9$,$,':*@B"l$' !<'@""3&D$MF) !+*~$,
$"y3$y"'6{"$,}‰>@**IB‰n>IBt!tp&$H&ƒ$MaA'i*~$,$"y3$y"XMF) !+
A@A'>LdAbp"3lAo)$H"3+$,%s>?*~$,*@B"l$'\ !$'L*`"t&#$"Ln$, E>`
<'_A"~<Ao)A@AAs%n'~"4$,A'_)"3+$,$H*9'C$'>&:$"+@$$!Bk*&e'G
$5$,t&#$f6)$>Q$A9$,$,':"'9$,"&$>E6>LdAA6$,A7<ML;&M~$,A@A‰MOA'
a‰kA'+<'Š<$,L‚&%jMa$,"36BA{<A@AMOA' aA9$,$,':"•*`"$'!A6$,A7<

>&:$"+@$<'I$"@$"3+$,>H"?$"~&*`"“%&#6*@B"l$'G+“kt!%Fb)+,?**`"Aa*
*~$,*@B"l$'k$'}$,*@B"l$'t&#$eQ"*E*k'+~">`$,<'p&'d<>D"'FA"'&
$'}$,"@A aAFAt;$‰\k>&:$"+@$"'y+$'6A46X6"&t&"BA+*<6"&$,\X‰e'p&$'}$,
"!&$,6B#$*@B"l$'k$'LA@Ab`†jtZ !b`$';k"3+$, )&"3ˆ*`"MOA' a"3rA
8
tLd$,"Ls$,"F ;&A@AA9$,"3C$''~"4$,e”"'6{""36BE$"'p$,A'•$,'~$$'L
>&:$tFA')B*~$,>&:$"'+~&‰\ !>&:$"+@$"F"3OX)6"+$+*&AA+*<6"&$,\X‰$'}$,
':"'p$,*@B"l$'AHe'G$5$,"Ff6G$tZ‰\'FA3) &:A"3&D$e')&$'&E6':"'p$,
>&:$"+@$*@B>@**IB$,!B$)B>LdA"3)$,bO':"'p$,tL;&kAH"l$'$5$,"F"3O
!>LdA"&Q<"'O,&p$,$'L$'}$,"&:$lA'k$'L$,>&:$"+@$>@**IBAH"'D>LdA
$'C$$'{$$'L*`"bL;A<'@""3&D$"F$'&#$"&Q<"'y+"•*9'C$'tL;&"'y+$'6
A46'&E6e&Q$"3qA>@**IB"'!$'A9$,AHAs%n'~"4$,e'9$,f6B"{<')Bl"
f6B"{<')B$'}$,':"'p$,"&Q<"'O"3+$,>HAH*~$,$,)$,'!$,$'LR&"+33y$"
!eB<y !>&:$"+@$"C$'$,6B:$$'LŒ–'+*y
b) Kiến trúc
~&b`<'{$'~"4$,As%nAo)>&:$"+@$>@**IB'&:$$)Bt!%FeQ"'d<Ao)
$'}$,MOA' a>@$,"&$A{B>LdA<'I$<'p&"'9$,f6)A@A"36$,"I*M}t&:6XM)")
Ay$"y3\>LdA†IBMF$,"3#$$'}$,*@BA'o ;&$'}$,A7<>`e'@A$')6Ao)A@A
A9$,$,':G+'H)'}$,MOA' a$!BAH"'D>LdA"36BA{<"•b7"ev>I6"3#$"'Q
,&;&k"3+$,>H@**IBt!*`">&D*"36BA{<M6B$'7"A'+"7"AGA@A*@B"l$'AH
$'6A46Ao)e'@A''!$,@AMOA' a"'Ls$,*~&A4$>@<_$,B#6A46A'7"tLd$,
MOA' a"•<'l)e'@A''!$, !"'9$,"'L‚$,>E6>L)3)A@A*_A"'|)"'6{$MOA'
aXy3 &Ayty yt),3yy*y$"\@A"&#6A'6ƒ$*nXT<y$%")$M)3M\ !<'4$*E**m
$,6?$*nX+<y$%+63Ay%+z"•)3y\Ax$,,H<<'4$<'@""3&D$>&:$"+@$*IB
Hình 1.2: Kiến trúc điện
toán đám mây
1.1.3.Các đặc tính:
=+ A@A  e'@A'  '!$,
$H&  A'6$, e'9$, %n  '}6 '~
"4$,As%nk'A'i>s$"'64$"36BA{<'+uA"'6#k'AH"'De'9$,A4$A'&<'l>46

'~$$'Lb7">`$,%G$k>&:$k  \
10
- Y'G$5$,A'O6"G&$I$,A)+X$,L‚&M„$,e'9$,A4$e”%LA'+A@A*_A"G&A)+$'7"
AH"'D\
- G&"'&:$ &:A%jMa$, !'&:6f6GA'+A@A':"'p$,*!"'L‚$,A'i0.J.˜>LdA
%jMa$,
`"&$A{BAG&"'&:$"'9$,f6) &:A%jMa$,A@A%&"yAH$'&E6ML"'•)kt!*$H
"'lA''d<A'+"l$'t&#$"aA"3+$,e&$'M+)$' !e'9&<'aA"'7"b~&6B$'&#$k
<'4$t;$A@AMOA' aAo)At+6MA+*<6"&$,AH$'}$,tqA"'&Q6'a" !$,L‚&,&@*
>pAe&$'M+)$'k<'G&t!*A'+$Hl">&
l$'A+,&m$t&$'>`$,X•"'y+$'6A46Ž\A6$,A7<"!&$,6B#$"3#$*`"As%n
*O$k"FbG$"'I$MOA' a !,4$"'‚&,&)$"'FAke'9$,A4$$,L‚&M„$,<'G&AHe”
%LA'+A'O6"G&
&:6%67"'+~">`$,>LdAf6)$%@" !A@Ae&Q$"3qA$'7"f6@$keQ"$p&t|$,
t€+>LdAA76"3qAM„$,•yb%y3 &Ay$'L,&)+"&Q<':"'p$,
-&:AbG+*{"AG&"'&:$$'‚ !+"{<"36$,'H)M}t&:6kA@A"!&$,6B#$A'q
"3$,bG+*{"k  $'L$,Ax$,$I$,A)+*p&f6)$"I* E &:A*7"f6BE$>&E6
e'&D$M}t&:6$'~BAG*RG+*{""'L‚$,"'C"p"')B"p"'s$A@A':"'p$,"36BE$
"'p$,k*`"<'4$bn&A@A$'!A6$,A7<AH"'DM!$'$'&E6$,6?$tFAA'+ &:A,&G&
f6BQ"A@A 7$>EbG+*{"*!$'&E6e'@A''!$,e'9$,AH>oA'&<'l>D"'FA'&:$
@A$'!A6$,A7<%€,'&$';Xt+,\A@A"36BA{<k$'L$, &:A"36BA{< !+A'l$'bG$
"'I$A@A)6M&"t+,AH"'De'He'5$')Be'9$,"'D
1.2. SỰ PHÁT TRIỂN CỦA ĐIỆN TOÁN ĐÁM MÂY
1.2.1.Các công ty
&:$"+@$>@**IB>)$,>LdA<'@">`$,b;&$'&E6$'!A6$,A7<k"3+$,>HAH
*)™+$k++,tyk =)")B$)<%yk !)ty%z+3%y Ax$,$'L$'}$, $'! A6$,A7<
"36BE$"'p$,$'L6$&A3+%B%"y*%kkRk$"yt !&A3+%+z"H>)$,>LdA
$'&E6 $,L‚&  M„$, A@ $'I$ A'+ >Q$ $'}$, A9$, "B t;$ $'L y$y3)tŒtyA"3&Ak
(šT3y)tk3+A"y3›)*<ty !-)ty+A'7<$'{$ !%jMa$,
1.2.2.Trung tâm điện toán

Ma$,*m$,6?$*n$'L$,%)6>HA@A'm$,t;$Ax$,A'6BD$%)$,'L;$,$!B C
12
A@A_$,Ma$,Ao)'$,!BA!$,A?$,eE$'ke'9$,>@<_$,$c&%Ft&$''+~"*!
e'@A''!$,A4$')B CA6$,_$,A'+e'@A''!$,$'}$,<'4$*E*A'6B#$b&:"
$'Lf6G$tZ"!&A'l$'')Bf6G$tZe'@A''!$,kA@A$'!A6$,A7<MOA' a,&;&"'&:6
A@AAa*<'4$*E*AH"'DeQ"'d<"„BZ>Dt!*3)t+~&<'4$*E**;&k_$, ;&
$'6A46Ao)"•$,e'@A''!$,jMa$,TA@AM+)$'$,'&:<AH"'D"lA''d<':
"'p$,A9$,$,':"'9$,"&$$,!BA!$,<'_A"~<b…$,A@A'b&Q$A'q$,"'!$'"{<'d<
A@AMOA' a>D>)$†y$A'q$, !+A@Af6B"3C$'e&$'M+)$'
-&:A"'Ls$,*~&'H)TA'+,&;&M+)$'$,'&:< N$Aˆ$37"%se')&$'L$,
$,LdAt~&k_$,Ma$,A'~B"3#$•ybA'+$,L‚&"&#6M„$,"'C<'@""3&D$*~$'-lMak
"{$Ma$,++,ty)<eQ"'d< ;&M)$'%@A'$'!b@$k$'!A'+"'6#"•3),t&%"k
$,L‚&")t!*3)+6%&$,*)<%A+*kA'6B#$>@<_$,$'6A46"C*$'!"'6#k$'!b@$
$')$'A'H$,kAHAGbG$>?A'&"&Q"!$,t+~"MOA' aeQ"'d<$'L"'Q>m3)>‚&k
$,L‚&M„$,AH"'D"F*C$'eQ"'d<A@A*9>6$t~& ;&$')6>D"~+3)_$,Ma$,
A'+*C$'$'L"&$"_Ae *'C$'G$'kI*"')$'')BeQ"$p&?&"'@$,8J ‘k
)ty%z+3AyA+* !++,ty"6B#$bp"lA''d<MOA' a+$t&$yAo)'kf6)>H$,L‚&
M„$,)ty%z+3AyX'•"3df6G$tZe'@A''!$,\AH"'DA'6BD$M}t&:6f6)A@A_$,
Ma$,"3#$*~$,Ao)++,ty
1.2.4.Thiết bị kết nối
Q6A@A"36$,"I*M}t&:6 !<'4$*E*_$,Ma$,t!bG$"'I$•>@**IBŽk
A@A"'&Q"bOeQ"$p&%€eŠ+A'q$, E"'Q,&;&"'{"$s&A+$$,L‚&%€"'9$,f6)>H
"Ls$,"@A"3nt~& ;&A@A•>@**IBŽF3)>‚&Ao)A@A"'&Q"bO=k$'L>&:$
"'+~&M&>`$,0Ao)++,ty')B"3C$'M6B:"'3+*yt!$'…*<'aA aA'+*aA
>lA'eQ"$p&>H‹6'L;$,%G$†67"t+~&*@B"l$'†@A'")BbŠ†l6A@A$y"b++e
Ax$,e'9$,$…*$,+!&$•tFA$!B@B>46A6p&e'9$,A4$*~$'kA'iA4$AH"l$'
M&>`$,A)+ !eQ"$p&"p"Ÿ6@"3C$'"l$'"+@$%€M+>@**IB>G*$'{$

1.3. CÁC NHÁNH CỦA ĐIỆN TOÁN ĐÁM MÂY
1.3.1.Phần mềm hoạt động như dịch vụ (SaaS - Software as a Service) :

14
"3+$,A„$,tw$' FA$!Bt!)<yty)3aA"&#6Ao)'Ax$,,&p$,'m$,3)$M
y$"3)tt!"3n"'!$'Ac$,eQ"$p&A@AAt+6M$'…**)$,>Q$$'}$,,&G&<'@<"lA'
'd<A'+e'@A''!$,-;&*9'C$'A6p&A„$,$!Bk>&:$"+@$At+6MA+*<6"&$, E
%)6%€>LdA*9"G$'Lt!%eBA+*<6"&$,$"y3$y",&p$,$'Lb46"3‚&A'_)$'&E6
>@**IBMOA' a3&#$,t—A'+e'@A''!$,M¢M!$,eQ"$p&
Hình 1.3:Các nhánh của điện toán đám mây
1.3.6.Nhận xét về điện toán đám mây
•,HA$'C$b#$$,+!&kAt+6MA+*<6"&$,>s$,&G$A'it! &:AM&"3q"!&
$,6B#$"l$'"+@$ !tL6"3}"•M+)$'$,'&:< !+•>@**IBŽ,L‚&M„$,A'i>O$'
B#6A46"!&$,6B#$ !At+6M<3+ &My3'46$'L"{<'d<A@A"'!$'<'4$G+$!B"3+$,
'~"4$,Ao)$H
Hình 1.4: Việc di trú tài nguyên tính toán lên đám mây
6>&D**;&Ao)At+6MA+*<6"&$,t!e'G$5$,G+'H) !A'&)%—"!&$,6B#$
,&})A@A_$,Ma$,
15


Hình 1.5: Áp dụng công nghệ ảo hóa để chia sẻ tài nguyên
>IB1$E$"G$,>`At{<"?$"~&A'+A@A_$,Ma$,e'@A$')6k*•&_$,Ma$,
A'~B"3#$%y3 y3Ao)$H3+$,•>@**IBŽk%y3 y3AH"'D>LdAA'&)%—X>LdAG+
'H)\,&})A@A':>&E6'!$' !A@A_$,Ma$,>D%jMa$,%y3 y3"p"'s$!$,l"
%y3 y3"'CA!$,A4$l"e'9$,,&)$X,&G* „$,b)+<'oAo)A@AM)")Ay$"y3\ !A!$,
l"$5$,tLd$,t!**@"X,&G*"&#6')+$'&#$t&:6\
16
CHƯƠNG 2: CÔNG NGHỆ ẢO HÓA
2.1. GIỚI THIỆU ẢO HÓA
‡+'+@t!A9$,$,':"&#$"&Q$$'7""3+$,*`"t+~"A@AA6`AA@A'*~$,A9$,
$,':$'…*"5$,*_A>`G+'H)':"'p$,A'+<'Š<"5$,'&:6%67"t!* &:AAo)*@B
"l$'t#$*`"A7<>`A'L)"•$,AH

e'9$,<'G&t!A@&,C*;&*—k$'L$,b…$,A@A'%jMa$,G+'H)kA'&<'l"3&D$e')&
':"'p$,%€>LdA,&G*>@$,eD !b#$A~$'>HAˆ$>G*bG+>LdA"l$''&:6f6G
"3+$, &:A%jMa$,A@A"!&$,6B#$
++,tykR !&A3+%+z"t!A@A9$,t;$>)$,"3+$,f6@"3C$'"C*"ˆ&ke')&
<'@$'}$,"&E*$5$,Ao)tw$' FA$!B`" lMaAo)>&:$"+@$>@**IBA'l$'t!
&A3+%+z"Tzz&Ay•yb<<t&A)"&+$%AHM~$,*`"_$,Ma$,•yb*&¢$<'lXe *
f6G$,A@+\
Hình 2.1: Chạy MS Office trên trC$' duyệt Internet Explorer
2.2.VAI TRÒ CỦA ẢO HÓA
2.2.1. Tối ưu hóa công suất sử dụng phần cứng
3#$"'FA"QknA@AA9$,"BkA@A"36$,"I*M}t&:6A4$$'&E6*@BA'o"'FA
'&:$$'&E6"@A ae'@A$')6kA'•$,'~$A4$0*@Bt!*=y3 y3k0*@Bt!*
•yby3 y3k0*@Bt!=)")b)%yy3 y3k0*@Bt!*=y3 y3:"'p$,*@B
18
A'o$!B"'L‚$,'+~">`$, ;&0.02˜"c$,'&:6%67"X"_At!‘..2˜A9$,%67"Ao)
A@A*@B>He'9$,>LdAM„$,>Q$\k*!$Q6M„$,$'&E6*@B"'{"BQ6BQ6k"'C$'&E6
tqA†GB3)"C$'"3~$,*@B="'C,4$$'LA'•$,'+~">`$,"3+$,e'&*@B>u"
•ybf6@"G&kAH"'D"'7Be'@tm$,<'l"!&$,6B#$
RIB,&‚"')B CM„$,$'&E6*@B"'{"$,L‚&")%jMa$,0*@BX"7"$'&#$A4$
<'G&AH%F>46"L<'4$A_$,A)+'s$\k"3#$A@&*@B>H‰,&Gt{<‰$'}$,A@&*@B
e'@AkM„$,b)+$'&#6*@B"'{"A7<A'+bIB$'&#6"!&$,6B#$>LdA%jMa$,"3&:">D
's$,+!&3)e'&AH 7$>Ee'ƒ$A7<A4$$I$,A76'C$'Ao)A@&*@B‰BQ6BQ6‰
"'FA"QA'•$,'~$k"'C"3#$':"'p$,"'{"Ax$,e'He'5$"3+$,e'&"3#$':"'p$,G+
t~&37"M¢M!$,-C {B$H,&q<"p&L6'H)%jMa$,<'4$A_$,
2.2.2. Giải quyết vấn đề về chi phí quản lý và sự cố máy tính:
Ÿ6G$tZ3&#$,b&:"A@A%y3 y3$!BAH"'Dt!*>)6>46A@A$'!f6G$tZ !e'&
A'q$,,u<%FAp"'Cf6@"3C$'<'aA'p&t~&>ˆ&'|&"'‚&,&)$kt!*,&@$>+~$'+~"
>`$,Ao)$'I$ &#$ !,IB"p$eŠ*A'+A"B‡+'H)%€,&q<,&G&f6BQ" 7$>E$!B
Rn& C ;&*`"':"'p$,*@B*@B"'L‚$,>ˆ&'|&A@AB#6A46,&@*%@""3~$,"'@&
<'4$A_$,k"')BA@AA'&"&Q"<'4$A_$,bOt•&kA!&>u"':>&E6'!$' !<'4$*E*

'H)t!%F"3C6"Ld$,'H)A@A"!&$,6B#$ {"tZ'FA"Qt!AH$'&E6<'Ls$,<'@<G+
'H)>Q$$•&A'q$,")<'G&bp&3p&e'&tF)A'$<'Ls$,<'@<G+'H)$!+>D_$,
Ma$,Ht!A@A<'Ls$,<'@<G+'H)
)3M•)3y
+z"•)3y
y*+3B
"+3),y
=)")
y"•+3e
2.3.1. Ảo hóa phần cứng (Hardware virtualization)
3+$,"7"AGA@A<'Ls$,<'@<"3#$"'C<'Ls$,<'@<G+'H)>46"&#$kf6)$
"3$, !t!"&E$>EA'+A@A<'Ls$,<'@<e'@A>HA'l$'t!G+'H)<'4$A_$,
X)3M•)3y-&3"6)t&™)"&+$\
20
‡+'H)<'4$A_$,>EA{<>Q$ &:A"~+3)*`"*@BG+'+~">`$,$'L*`"*@B
"l$'"'FA%F ;&':>&E6'!$'3&#$,'4$*E*"'FA'&:$A@A*@BG+>LdA"@A'3)
"•A@A"!&$,6B#$<'4$A_$,$…*b#$ML;&-lMak*`"*@B"l$'>)$,A'~B':>&E6
'!$'•&$KAH"'D"cA'_A*`"*@BG+,&p$,$'L*`"*@B"l$' ;&':>&E6'!$'
(&$6†)6>Hk(&$6†MF)"3#$<'4$*E*AH"'DA'~B"3#$*@BG+>H
3+$,G+'H)<'4$A_$,k*@BA'oM„$,>DA'i*@B"'FA"Q*!A9$,$,':G+
'H)M&¢$3)kA@A*@Be'@A'>EA{<>Q$A@A*@BG+Ft:"'6`AAo)A@A*@Be'@A'
!+*@BA'o"'9$,f6)<'4$*E*"~+*@BG+"3#$<'4$A_$,*@BA'o>LdA,&t!
*@BG+*+$&"+3(VMM)'+uAhypervisor.
-C {B>D'&D63["'Q$!+t!G+'H)<'4$A_$,k"3L;A'Q"A'q$,")>&"C*'&D6
Je'@&$&:*
* Khái niệm Máy ảo
`"*@BG+t!*`"*9&"3L‚$,*@B"l$'>LdA'&:$"'FAb…$,<'4$*E* !
$'‚ !+%FA'&)%€"!&$,6B#$<'4$A_$,*@B {"tZ"•>HA'+<'Š<$'&E6':>&E6
'!$'A„$,A'~B"3#$*`"*@B"l$'•&*@BG+AH*`"':>&E6'!$'*@Be'@A'
3&#$,t— !>LdA<'I$bpcA_$,kA)3M*~$,k¤ !A@A"!&$,6B#$<'4$A_$,

A7<"{<'d<A@A"!&$,6B#$<'4$A_$,3&#$,Ao)$HA'•$,'~$$'Lb`
$';kA@AA'6ev¤ !"'&Q"bOB<y3 &%+3AH"3@A'$'&:*>&E6e'&D$ !
<'I$e#$'"36BA{<>Q$A@A$E$"G$,<'4$A_$,
_At!B<y3 &%+3$!BA'~B"3FA"&Q<"3#$<'4$A_$,Ao)*@BA'o !"'FA
'&:$A@Ae'@A'
22
Hình 2.2: Mô hình ảo hóa đầy đủ
23

9'C$'"3#$A'+")"'7BkA9$,$,':$!BA'&)*9&"3L‚$,"!&$,6B#$*@B"l$'
"'!$'1"4$,
)3M•)3y(!"4$,<'4$A_$, {"tZk$…*<'l)ML;&A„$,
4$,B<y3 &%+3(!"4$,$…*$,)B<'l)"3#$<'4$A_$, {"tZ
4$,-t!"4$,"3#$A„$,M!$'A'+A@A':>&E6'!$'e'@A'
=F)"3#$*9'C$'$!Bk")AH"'D3q"3)$,6B#$tZ'+~">`$,Ao) &:AG+'H)
>4B>o$'L%)6
,6B#$tZ'+~">`$,
Y'&*`"':>&E6'!$'e'@A'*6p$t&#$t~A ;&<'4$A_$, {"tZ"'C
0-*9<'|$,<'4$A_$,
J-t&#$t~A ;&A@A"3C$'>&E6e'&D$"'&Q"bO
1@A"3C$'>&E6e'&D$"'&Q"bO<'4$A_$,t&#$t~A"3FA"&Q<>Q$<'4$A_$, {"
tZ
Rn& C O"3lA'~B"3FA"&Q<"3#$<'4$A_$,e'9$,<'G&$…*b#$"3+$,*9&
"3L‚$,':>&E6'!$'$#$A'q$,*uA$'&#$%€>y*t~&A'+A'q$,")'&:6%67"A)+
$'7"k"l$'%’$%!$,Ax$,$'L 7$>EbG+*{"`" !&%G$<'ƒ*>)$,%jMa$,
M~$,$!Bt!&A3+%+z"B<y3-k&"3&†‹y$%y3 y3k-*•)3yŒ‹%y3 y3
b. Loại 2 Ảo hóa song song (Paravirtualization)
)3) &3"6)t&™)"&+$t!*`""'6{"$,}M&¢$"G0A9$,$,':G+'H)A'+<'Š<':
>&E6'!$'G+'&D63…$,$H>)$,A'~B"3#$0'B<y3 &%+3"')B CA'~B"3#$*`"$E$
"G$,<'4$A_$,'L$,M&*`" 7$>E<'4$A_$,'+uA*`" 7$>E<'4$*E*$!+