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- Eustacia Sullivan
- 8 years ago
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1 Hálóz a t i m e g o ld áso k S z e r v e r ko n sz o li d ác i ós kör n y e z e t b e n HBOne2008 C o M c o. c o Zeisel Tamás isc agy aro rszág tzeisel@ isc m 1
2 G Infrastruktúra tre nd e k Adatközp o n t ko n szo li dác i ó Fizikailag egy helyszin A d at közp o nt o k összekap c so lása Sze r v e r ko n szo li dác i ó N b b t m B t r v e r v i r t u a l i i ( V m w a r e ) agyo elj esít ény szerv erek lad e szerv er ec hno lo gia Sze zác ó D i sp arat e D at ac en t ers I n di vi du al Servers lo b al D at ac en t ers Blade Servers Hálózat ko n szo li dác i ó 1 0 G b aggregác ió A c c ess hálózat irét eg v irt u alizác ió U n i f i e d F a b r i c Sto r ag e ko n szo li dác i ó N agyo b b t árs r ség N agyo b b aggregált p erf o rm anc ia P h y si c al V i rt u al N et w N u m ero u s L eg ac y A rray s o rk s VSwitch C o n so li dat ed St o rag e 2
3 Tipikus Adatköz po n t/sz e r v e r ko n sz o l idác ió Töb b f üg g e tle n h álózat Sze r v e r ko n szo li dác o i ó i g én y e n E g y r e töb b sze r v e r E g y r e töb b V i r tu áli s sze r v e r LAN S AN A S AN B G at ew ay HPC Access L a y er Növ e kv te lj e sítm én y f e lv éte l és h tési i g én y He ly szükség le t!!!! Ethernet F C H i g h P erf. C o m p. ( H P C ) C is c o w a r e C is c o S y s te m s, In c. A ll r ig h ts r e s e r v e d. H ig h P erf o rm anc e Co m p u ti ng Data Center L A N Data Center S A N 3
4 m I/O Ko n sz o li dác i ó Management FCoE S w i t c h U nif ied J elenleg I /O Fázis 1 L A N S A N A S A N B J U el ni enl f i ed eg I / O Fáz i s 1 Párh S ze rve u za r m a da o s p LAN/ te re k S c AN sökke I n f n ra ése stru ktu ra GAza zda a c c ságta e ss réte la n g Hálóza és a káb ti I en flera zés stru ktu ra ekigy h a sze szn r sítése álás 5 G + a w p ac y m e n i m p n m e n m a b b a e p e S a h i o i M u p a n i n o B e h b b a f o m ( S F o a m ab b m m b e h e e te ka so la t sze te s rve re le kén t tálás -ga sa da glév te r és LAN káb és le zési AN költség rc te ktúráh z ga zo di k L2 Po lti rt ár th öve g tám ke dés ga tás ru Töb ázásvéde Hi le rrás LANs és ANs) Ho ly ssza to s sze ködés rve r üze ly zés Töb b h i b a le h e t ség b o n y o lu lta b b h i b a ke re sés M e n e dzsm e n t f i rm w a re, dri ve r-p a tc h ko m p li kálta b b D C E an d F C o E E t h ern et F C 4
5 Storage A rray s U n i f i e d F ab r i c FCoE S w i t c h U nif ied I /O Fázis 2 D CE Fa b r i c w / FCoE Management U ni f i ed I / O Fáz i s 2 Pár h u z a m o s h álóz a ti i n fr a str u k tu r a m e g sz ün te tése L 2 / L 3 M u lti p a th i n g G y o r sa b b i n fr a str u k tu r a válto z ta tás D i sk -e k D C E va g y F C p r o to k o llo n i s e lér h e t e k D C E an d F C o E F C 5
6 U n i f i e d F ab r i c To U day nif ied : I U/O nif P ied h ase I /O 1 Fázis ( M id ) L A N S A N A S A N B D C E Fab ric w / FC o E Management Storage A rray s Management U ni f i ed I / O Fáz i s 3 L A N / S A N U n i fi e d F a b r i c a te lj e s A d a tk öz p o n tr a L 2 / L 3 M u lti p a th i n g K o n z i sz te n s h álóz a ti sz a b ály o k a te lj e s a d a tk öz p o n tb a n DD CC E E an d FF CC oo EE DE E Ct t h h E ern an et d F C o E F F C C 6
7 F C o ve r E t h e r n e t ( F C o E ) FC o E F C c so m a g o k a t E th e r n e t fölött vi ssz ük át F C átvi te léh e z e g y V e sz te ség m e n te s D a ta C e n te r E th e r n e t sz ük ség e s E th e r n e t F i b r e C h an n e l E l ny ök Egyetlen közös u n. U ni f i ed F a b r i c hálóza t ( L A N + S A N ) E g y sze r b b m e n e dzsm e n t K i se b b h álózati f o g y asztás Hatéko n y ab b h e ly ki h aszn álás E g y sze r síte tt káb e le zés S zer v er ek K i se b b i n te r f ac e b e r u h ázás, ke v e se b b f o g y asztás E g y sze r b b káb e le zés 7
8 F C o E J e lle mz k 10Gbps Ethernet V esz teség m entes Ethernet ( D C E) F C B 2 B c r e d i t m e n e d z sm e n t m e g va lósítása Ethernet j u m bo f ra m es M a x F C fr a m e p a y lo a d = b y te s No r m al e th e r n e t ke r e t, e th e r ty p e = F C o E Azo n o s az F C c so m ag g al Ethernet H ea d er F C o E H ea d er F C H ea d er FC P ay lo ad C R C EO F F C S V e zér l i n f o r m ác i ó: v e r si o n, o r de r e d se ts ( SO F, E O F ) 8
9 Hálóz at i p r o t o ko l st ac k S C S I S C S I S C S I S C S I S C S I is C S I FC P FC P FC P FC FC F C FC I P K iseb b o v erh ead mint FC I P, is C S I TC P TC P I P I P FC o E E th ernet E th ernet E th ernet P HY S I C A L W S C S I is C S I FC I P FC o E FC 9 I R E
10 D at a C e n t e r E t h e r n e t j e lle mz k Priority Flow Control Sáv sz éle sség M a na ge m e nt T M e e orlódás ne dz sm nt D ata C enter B ridging E x c h ange a a r a p f P A U S E m e u r I E E E p IEEE 802.1Qbb biztosítj cla ss of se vice la ú low contr olt cha nizm s évén osztály okon IEEE 802.1Qa z E nha nce d T r a nsm ission S e le ction - sávszéle sség és p r ior itás a llokálás I E E E p a la p ú f or g a lom osztály okhoz IEEE 802.1Qa u sza bvány os tor lódás m e ne dzsm e nt a hálóza ton ( B CN / Q CN ) V e szte ség m e nte s ( D CE ) E the r ne t A u to-ne g otia tion ( sw itch - N I C között D CB X üze ne te k) L 2 M u ltip a th ing L a y e r -2 m u ltip a thing biztosít loa dba lna cig le he t ség e t S T P nélkül, a ktív sta ndby link le he téség g e l: E the r ne t H ost V ir tu a lize r M ode
11 D at a C e n t e r E t h e r n e t J e lle mz k Priority-B aa se d Flow Control (( PFC) B izto sítj a a c so magv esztés mentességet minden p c lass o f serv ic e o sztály ra B u f f er limit elérések o r P A U S E üzenetet k üld a megf elel v irtu ális link en Hálózati er f o rráso k V L -enk ént v annak f elo sztv a ( inp u t/o u tp u t b u f f er q u eu e) 11
12 L i n k L e ve l F lo w C o n t r o l E th e rne t PA U SE : T ran sm i t F ram e STOP P A U SE Fib re Ch a nne l B u f f e r-to-b u f f e r Cre dits: R _ R D Y T ran sm i t F ram e 12
13 D e lay e d D r o p : N o r mál f o r g alo m Ac tu al Q u e u e R e al Tr af f i c A c tu al Q u eu e P ro x y Q u eu e Csomagot ad Csomagot ad P r o x y Q u e u e ( C o u n te r ) Csomagot e l v e sz Csomagot e l v e sz I m p li e d Tr af f i c 13
14 D e lay e d D r o p : T o r lódás lép f e l Ac tu al Q u e u e R e al Tr af f i c A c tu al Q u eu e P ro x y Q u eu e Csomagot ad Csomagot ad PAUSE On P r o x y Q u e u e ( C o u n te r ) Csomagot e l v e sz Csomagot e l v e sz I m p li e d Tr af f i c E l kül d P A U S E -t Csomagot ad v on al i se b e sségge l 14
15 D e lay e d D r o p : T r an z i e n s t o r ódás Ac tu al Q u e u e R e al Tr af f i c A c tu al Q u eu e P ro x y Q u eu e Csomagot ad Csomagot ad PAUSE Of f P r o x y Q u e u e ( C o u n te r ) Csomagot e l v e sz Csomagot e l v e sz I m p li e d Tr af f i c E l kül d P A U S E -t Ür e s Csomagot ad v on al i se b e sségge l Csomagot e l v e sz v on al i se b e sségge l 15
16 D e lay e d D r o p : F o ly amat o s t o r lódás Ac tu al Q u e u e R e al Tr af f i c A c tu al Q u eu e P ro x y Q u eu e Csomagot ad Csomagot ad PAUSE On P r o x y Q u e u e ( C o u n te r ) I m p li e d Tr af f i c PAUSE Of f Csomagot e l v e sz E l kül d P A U S E -t Ür e s Csomagot e l v e sz Csomagot ad v on al i se b e sségge l Csomagot e l v e sz v on al i se b e sségge l 16
17 Data Center Ethernet J el l em z k Sáv sz éle sség MM ee ne dz sm ee nt I ntelligens sáv szélesség mego sztás az egy es f o rgalmi o sztály o k k özött I E E E Q az szab v ány o sítás alatt P rio rity G ro u p ing név en is ismert 17
18 D at a C e n t e r E t h e r n e t J e lle mz k TT orlódás MM ee ne dz sm ee nt G erinc To rlódás mentesítésre szo lgál E nd-to -E nd c o ngestio n menedzsment Q au szab v ány o sítás alatt 18
19 E n d-t o -E n d T o r lódás me n e dz sme n t A Q M : A ct i v e Q u e u e M an ag e m e n t Host A R L R L : G r an u l ar R at e L i m i t i n g C o n g e s tio n Host D Host B Back-o f f T r i g g e r e d Host C R L G R L Switch 1 AQM AQM Switch # 4 Switch 2 AQM Switch # 3 AQM Host E B a ckw a r d Cong e stion N otif ica tion ( B CN ) : B CN g e ne r álódik, ha va la hol tor lódás lép f e l - a z a dóe szköz le la sstását ke zde m ény e zi H a a tor lódás m e g sz nt üze ne t g e ne r álódik, hog y a z a dó növe lhe ti a se be sség e t 19
20 D at a C e n t e r E t h e r n e t J e lle mz k DD aa ta Ce nte r BB ridging Ca pp aa bb ility ee XX cc hh aa nge Protoc ol Data Center Ethernet Data Center Ethernet h t t p : / / w w w. i nt e l. c o m / t e c h no l o g y / e e d c / i nd e x. h t m H an dsh aki n g me c h an i z mu s: Cl ass B ase d F l ow Con tr ol CoS B W me n e dz sme n t T or l ódás me n e dz sme n t A l kal maz ások ( u se r _ p r i or i ty ) L ogi c al L i n k D ow n 20
21 D at a C e n t e r E t h e r n e t J e lle mz k LL aa ye r 22 MM uu lti-pa th ing Fázis 1 L AN Fázis 2 L AN Fázis 3 L AN MAC A MAC B Ac t i ve -Ac t i ve vpc L2 ECMP MAC A MAC B EH V L2 ECMP F e le sle g e ssé te szi a z STP -t a z up li nk p o r to ko n Töb b e g y i d e j j e g a ktív up li nke t b i zto sít a Sw i tc h és a h álóza t között H ur o k m e nte sítés M A C P i nni ng te c h no lóg i áv a l - a f o r g a lo m e g y sze r r e c sa k e g y p o r to n tör téni k a z a d o tt e szközr e Tr a nszp a r e ns lósítás tua l t nne l ni zm us tr nszp ns álóza t lé STP sa k zto nság ld ás ntr ll la ne se tén ISIS sze r L 2 to p o lóg i a L 2 d o m én h ur o km e nte sítése STP nélkül E ls d le g e s út v ála sztás, lo a d na la nc i ng 21
22 M M M M E t h e r n e t Ho st V i r t u ali z e r N P IV Szük ségte le n n é te szi a Sp a n n i n g T re e P ro to co lt a z U p li n k P o rto k o n Gyorsabb, megbíz h at óbb A k tív-a k tív k a p cso la to t b i zto sít D u p l a sáv sz él esség az kép est H u ro k me n te sítés M A d d re ss P i n n i n g te ch n o lógíáva l T e lj e s tra n szp a re n ci a S T P -h ez A C Ethernet Host Virtualizer AC A AC A LAN AC B Nuova S w i tc h AC B Active-Active 22
23 P i n n i n g B o rder interf ac e S erv er interf ac e 23
24 Ki me n f o r g alo m: i sme r t u n i c ast B o rder A SI F i rán y b ól érk e z f o rga lo m a me gf e l p i n n i n g p o rto n lép k i a sw i tch b l S I F 24
25 Ki me n f o r g alo m: Mu lt i c ast /b r o adc ast B o rder S I F A lo k áli s f o rga lo m re p li k álást a sw i tch végzi a SI F p o rto k f e lé E gy e tle n mca st/ b ca st cso ma go t k üld f e lf e lé a me gf e le l p i n n i n g p o rto n 25
26 B e j öv f o r g alo m: R e ve r se P at h F o r w ar di n g B o rder S I F A d o tt SI F p o rto n lév e szk özn e k szóló cso ma go t k i záróla g a me gf e le l p i n n i n g p o rto n f o ga d j a e l ( A SI F -e n lév M A C címe k n e k p ro p a gálód n i k e ll a te lj e s sw i tch a d a tb ázi sáb a ) 26
27 B e j öv f o r g alo m: Mu lt i c ast /b r o adc ast B o rder E gy e tle n B o rd e r i n te rf a ce -t vála szt, a mi mi n d e n SI F számára f o ga d j a a mca st/ b ca st üze n e te k e t S I F 27
28 B e j öv f o r g alo m: D e j a-vu c h e c k B o rder S I F H a a b e j öv cso ma g f o rrás lo k áli s SI F M A C címr l érk e zi k a B o rd e r p o rto n Mu l t i cast / broad cast l ogi ka el d obj a a csomagot A megf el el p i n n i n g p ort el f ogad j a a csomagot d e cél címt l f ügget l en ül el d obj a az t 28
29 VP C M u l t i C h a s s i s E t h e r C h a n n e l vpc e g y Po rt-c h a n n e li n g ko n c e pc i ó, a m i a li n k a g g re g ác i ót két külön f i zi ka i sw i tc h e n va lósítj a m e g R e d u n d án s L 2 to po lóg i a a la pú L i n k A g g re g ác i ó S zükség te le n n é te szi a z S TP-t a z a c c e ssd i stri b úc i ós réte g között Pro vi d e s i n c re a se d b a n d w i d th A ll links a r e a ctive ly f or w a r ding M CE C i s a va i la b le i n tw o i m ple m e n ta ti o n s: V S S on the Ca t6 k vp C a s a sta nda lone f e a tu r e in N X -O N e x u s a nd ( Q 1 CY 0 9 ) S on the P hy s i c al T op olog y Si V i r tu al P or t Ch an n e l L 2 Si L og i c al T op olog y Non -vp C vp C I n c r e as e d B W w i th vp C 29
30 T R IL L W G az IE T F -b e n Tra n spa re n t I n te rc o n n e c ti o n o f L o ts o f L i n ks I n te rn e t D ra f ts ( R o u ti n g Bri d g e s va g y R Bri d g e s ) I E T F tör e kvés a z L 2 S T P lim T R I L L célj a S T P nélküli m vona tkozásába n itációk kivédésér e e g oldás a vég be r e nde zése k és sw itche k Cél a z S T P he ly e tte sítése link-sta te r ou ting p r otocolla l Be n e f i ts Ko m S hor te st-p a th F r a m e r ou ting m u lti-hop L 2 kör ny e ze tbe n B iztosítj a a te r he lés m A dás a cél br idg e -id a la p u l e g osztást több link e se tén ( a ktív-a ktív) pa ti b i li s ke ll le g y e n a kla sszi ku s d ve l R e f e re n c i ák: tern et-d rafts/d raft-ietf-trill-rb rid ge-protocol-0 3.tx t 30
31 W M G Unified Fabric Fej l dés e DC Core DC A g g reg a t i on Ca t a l y s t G b E C o r e Ca t a l y s t G b E V S S A g g D C S er v i c es I P + M P L S W A N A g g R o u t e r Ca t a l y s t G b E V S S A g g D C S er v i c es A N S A N A / B i g a b i t Et h e r n e t 1 0 G i g a b i t Et h e r n e t 1 0 G i g a b i t D CE 4 G b F i b r e Ch a n n e l M D S S t o r ag e C o r e DC A c c es s Ca t a l y s t E n d-o f -R o w Ca ac CBS 3100 Blade Ca 00 d-o -R Ca ac CBS 3100 S 12 Blade E Se Ac E nd Se Ac M D S S t o r ag e St o r a g e 31
32 W M G Unified Fabric Fej l dés e DC Core DC A g g reg a t i on Ca N e tx a u l ys s 7 t GG bb E E CC oo rr e Ca t a l y s t G b E V S S A g g D C S er v i c es I P + M P L S W A N A g g R o u t e r A N Ca t a l y s t N 6 e 5 x 00 u s G b E V 1 S 0 S G A b ge g A g g D C S er v i Ca c es t a l y s t D C S er v i c es S A N A / B i g a b i t Et h e r n e t 1 0 G i g a b i t Et h e r n e t 1 0 G i g a b i t D CE 4 G b F i b r e Ch a n n e l M D S S t o r ag e C o r e DC A c c es s Ca t a l y s t E n d-o f -R o w Ca t a l y s t 4 9 x x R ac k 1 G b E Se r v e r Ac c e s s CBS 3100 Blade N e xt a u l s y s 7 t 6 5 t a l y s t 4 9 x x EE nn ff oo ww R k D 9 4 e 1 / 1 0 G b a 4 G b F C r v e r c e s s Ca Ca CBS 3100 d-o -R ac S 12 Blade E nd Se Ac M D S S t o r ag e St o r a g e 32
33 W M G Unified Fabric Fej l dés e DC Core DC A g g reg a t i on DC A c c es s N e x u s G b E C o r e Ca t a l y s t G b E V S S A g g D C S er v i c es I P + M P L S W A N A g g R o u t e r A N N e x u s G b E A g g Ca t a l y s t D C S er v i c es S A N A / B i g a b i t Et h e r n e t 1 0 G i g a b i t Et h e r n e t 1 0 G i g a b i t D CE 4 G b F i b r e Ch a n n e l 1 0 G i g a b i t F Co E/ D CE M D S S t o r ag e C o r e Ca t a l y s t E n d-o f -R o w Ca t a l y s t 4 9 x x R ac k 1 G b E Se r v e r Ac c e s s CBS 3100 Blade N e x u s E n d-o f -R o w N e x u s N e x u s 3000 CBS 3100 R ac k Blade D S e Blade 1 0 G b E D C E Se r v e r Ac c e s s M D S S t o r ag e St o r a g e 33
34 O O Converged Network Adapter (CNA) L A N H B A C N A 10GbEE 10GbEE 4 GH B A 4 GH B A 10GbE 10GbE L in k L in k L in k Fibre Channel E t hernet Fibre Channel E t hernet P CI e P CI e P CI e E th e r n e t D r i v e r s F i b r e Ch an n e l D r i v e r s E th e r n e t D r i v e r s F i b r e Ch an n e l D r i v e r s p erating S y stem p erating S y stem 34
35 F CoE m egj elenés az O perác i ós rendsz erb en Sta n d a rd d ri ve re k A zo n o s me n e d zsme n t O p e ráci ós re n d sze r me gj e le n és: D u al p ort 1 0 Gi gabi t E t h ern et ad ap t er D u al P ort 4 Gbp s F i bre C h an n el H B A 35
36 O F CoE sof tware m egvalósítása I ntel E thernet NI C-b en HBA HBA Mgmt Plane F C o E F C o E Mgmt Plane L i n u x K e r n e l L i n u x K e r n e l File S y stem File S y stem S C S I S C S I p enfc HB A D riv er FC o E N e t D e v i c e HB A Et h e r ne t D r i v e r Et h e r ne t Fib re S e r v e r E th ernet S e r v e r 36
37 Q F o r g alo m P r i o r i z álás A p p lic atio ns PC I F u nc t i o ns ( E ac h ap p e ar s to O S as s e p ar ate de vi c e or p or t. ) T r a f f i c C l a s s e s a nd Q u e u e s OS C o nt r o l s F C L 2 N I C OS a s s i g ns s o c k e t API s t o t r a f f i c c l a s s e s v i a p Q o S t a g g i ng ( L 2 N I C o nl y ). C N A s e l e c t s t y p e a nd q u a nt i t y o f e a c h p r o t o c o l a nd a s s i g nm e nt t o t r a f f i c c l a s s e s. C N A c o nf i g u r e s Q o S p a r a m e t e r s f o r e a c h t r a f f i c c l a s s. Ph y s i c a l Po r t 37
38 M O S S E E Mu lt i -P r o t o c o l S e r ve r S w i t c h Az els UU nn ii ff ii ed I I /O-t tt ám oo gg aa tt ó sw ii tt cc hh S w i tc h F ami l y N X P o r t L 2 Sw i t c h 4 0 P o r t s 1 0 G E f i x ed 2 E x p an s i o n M o du les E x p an si on M odu l e s F i b r e Ch a n n e l E t h e r n e t 8 P o r t s 1 / 2 / 4 G F C F C + E t h e r n e t 4 P o r t s 1 0 G 4 P o r t s 1 / 2 / 4 G F C 6 P o r t s 1 0 G P ar tn e r s CN A 2 P o r t 1 0 G E / F C o E Se r v e r A d a p t e r F C o E S W s t ac k Ci sc o N X -O gmt Ci sc o F ab r i c M an age r an d Ci sc o D ata Ce n te r N e tw or k M an age r VV aa la mm ee nn nn yy ii GG E E sw ii tc h h /m oo dd uu le po rt FF Co E E /D CE képe s 38 38
39 N e x u s j e lle mz k Max Port s r ség Max 5 2 X 1 0 G E L i n e R ate Max 1 6 X 1 / 2 / 4 G F C X 1 0 G E J e l l e mz k F CoE al ap ú U n i f i e d F ab r i c támogatás V i r tu al i z ác i ór a op ti mal i z ál t E th e r n e t, D CE, F CoE és F C támogatás L 2 támogatás 5 6 te l j e s se b e sség 1 0 G b E p or t A r c h i te ktúr a M ax 1. 2 T b p s kap ac i tás Cu t-th r ou gh ar c h i te ktúr a K i s 3. 2 s p or t-p or t késl e l te tés N agy me gb íz h atóság D C kate gór i a R e du n dán s táp e gy ség R e du n dán s v e n ti l l átor * F C C is c o w a r e C is c o S y s te m s, In c. A ll r ig h ts r e s e r v e d. p o rts a re S F P 39
40 m Hát lap Ös s z e s 1 0 G E p o r t F C o E kép e s! 1 0 /1 G E Ti tko sítás tám o g a tás O u o f n d M g m /1 /1 t Ba t ko n zo l 1 0 G E B vít o d u lo k Táp káb e l 40
41 S S O S N X -OS : A dat köz p o n t i o p e r ác i ós r e n dsz e r I O T r a n s p o r t F l e x i b i l i t y C isc o N ex u s p e r a t i o n a l Co n t i n u i t y I n f r a s t r u c t u r e Sc a l a b i l i t y S A N -O N X -O 41
42 G O NX -O S S AN O S alapú operác i ós rendsz er Sysmgr, PSS & MTS SN MP, X ML, C L I Ma n a ge me n t L ay e r 2 P r otoc ol s V L A N m STP I G M P sn p L A C P g r U D L D C D P X C TS L ay e r 3 P r otoc ol s OSPF B G E I G P R P P r otoc ol S tac k ( I P v 4 / I P v 6 / L 2 ) I n te r f ac e M Ch assi s M L B P H SR P V R R P PI M SN M P an age me n t an age me n t Ch i p / D r i v e r I n f r astr u c tu r e S tor age P r otoc ol s ( p ossi b l e f u tu r e ) V S A Ns Z on i n g F C I P F S P F I V R th e r S e r v i c e s F u t u r e Se r v i c e s Po s s i b i l i t i e s K e r n e l 42
43 G O Késle lt e t és 1 0 G E A t t a c h e d Se r v e r s 3.2 µs e c p o r t -p o r t Els b y te b e -ki a la p o n T r a n s c e i v e r T r a n s c e i v e r F u n kc i ók b e ka p c so lva 6.7 µs e c k e r n e l - k e r n e l 1/10G MAC 1/10G MAC 1. 4 µse c ho st a d ás 2. 1 µse c ho st véte l P a r s i n g & E d i t i n g F orw a rd i n g? P a r s i n g & E d i t i n g S, i n te r r u p t, és átvi te li késle lte tés r a kód i k r á S o c k e t l a y e r a p p -a p p V i r t u a l Q u e u e s atos P a c k e t B u f f e r Port 1 E g r e s s Q u e u e s V i r t u a l Q u e u e s P a c k e t B u f f e r Port 4 E g r e s s Q u e u e s L i n u x 2. 6 R a w µse c U D P µse c T C P µse c F a b r i c B u f f e r U n i c a s t a n d Mu l t i c a s t S c h e d u l e r s F a b r i c B u f f e r A ltos 5 8 s o u r c e b u s s e s i n t o t a l 43
44 S F P + E t h e r n e t me g h aj t ók Legkisebb 1 0 G E meghajtó M en etk öz b en c ser él het O p ti k ai S F P + k o mp ati b i l i s más 1 0 G E mo d u l l al X F P X E N PA K X 2 N ex u s : S F P+ Tw i n a x rézkáb e l d i re c t c o n n e c t, Káb e l ta rta lm a zza a m e g h a j tót 1 M, 3 M, & 5 M 1 0 M kés b b O pti ka i m e g h a j tó S R L R kés b b S F P+ O pti c a l M o d u le S F P+ Co ppe r 44
45 S F P + Médi a le h e t ség e k A l a c so n y f o g y a sz t ás A l a c so n y ár K i s k ésl e l t e t és A l a c so n y h i b a a rán y ( 1 0 e x p -1 7 ) Te c h n o l o g y C a b l e D i st a n c e Po w e r ( e a c h si d e ) Tr a n sc e i v e r L a t e n c y ( l i n k ) SFP+ C U C o p p e r Tw i n a x 1 0 m ~ 0. 1 W ~ µs SFP+ U SR u l tra short reach M M OM 2 M M OM m m 1 W ~ 0. 1 µs SFP+ SR short reach M M OM 2 M M OM m m 1 W ~ 0. 1 µs 1 0 G B A SE -T C a t6 C a t6 a / 7 C a t6 a / m m 3 0 m ~ 8 W ~ 8 W ~ 4W 2. 5 µs 2. 5 µs 1. 5 µs 45
46 Hálóz a t i m e g o ld ás o k S z e r v e r v i r t u a li z ác i ó e s e t én Kihíváso k Vm w a r e e se t én 46
47 C i sc o V i r t u al N e t w Hálóza t a la p ú vir t u a lizálás o r k L i n k V N -L i n k V i rtu áli s gépek az új épít kövek V i rtu áli s gép alapú hálóz ati (L AN, S AN) sz olgáltatások Ab sz trakt f i z i kai és logi kai i nf rastru ktúra 47
48 sz i nt hálóz ati skáláz hatóság kérdései V L A N o t i o n Problém a : VM o ti o n f i z i ka i la g m ás p o r tr a he ly e z he ti át a Vi r tu áli s gép e t hálóz a ti p o li c y n a k e z t köv e tn i e ke ll Ne m m e go ld htó a gép e n b e lüli lo káli s f o r ga lo m v i z sgála ta, p o li c y b e állítása F i z i ka i li n ke ke ke n a z e gy e s VM -e kr e m ás hálóz a ti sz a b ály o k v o n a tko z n a k VN-L i n k: K i te r j e sz ti a hálóz a to t VM -e kr e K o n z i sz te n s hálóz a ti sz o lgálta tás E gy sége s ko he r e n s m e n e d z sm e n t 48
49 Mi a V N -L i n k? VN e gy sp e c iális link a Vir t u ális gép vir t u ális NI C int e r f a c e és a C isc o sw it c h közöt t VN-L ink, (Vir t u a l Ne t w o r k L ink) a Vir t u ális gép e k int e r f a c e -e ir e kit e r j e szt e t t f o ga lo m, a m i e gy e dile g b izt o sít j a a m e gszo ko t t hálóza t i szo lgált a t áso ka t, dia gno szt ika, p o lic y (A C L, VL A N, Q o S ) 49
50 W C i sc o V N -L i n k G y o r sa b b VM lét r e ho zás Ci sc o V N-L i nk V i rtu al Network L i nk Policy-B a s e d C on n e ct iv it y M ob ilit y of N e t w or k & S e cu r it y Pr op e r t ie s N on -D is r u p t iv e O p e r a t ion a l M od e l Se r v e r Se r v e r # 1 # 2 # 3 # 4 # 5 # 6 # 7 # 8 W ESX C i s c o V N -L i nk W ESX D e f in iált P o lic y k EB A p p HR D B F i n a n c e V i r t u a l C e nt e r VM hálóza t i P o lic y Hálóz a to n d e f i n i ált V i r tu a l C e n te r b e n létr e ho z o tt U U I D -he z r e n d e lt 50
51 C i sc o V N -L i n k Hálóza t i szo lgált a t áso k Ci sc o V N-L i nk V i rtu al Network L i nk Policy-B a s e d C on n e ct iv it y M ob ilit y of N e t w or k & S e cu r it y Pr op e r t ie s N on -D is r u p t iv e O p e r a t ion a l M od e l # 1 # 2 Se r v e r # 3 # 4 # 1 # 5 # 2 # 6 Se r v e r # 3 # 7 # 4 # 8 W ESX C i s c o V N -L i nk W ESX VMt át ke ll mo zg a t n i o ti o n D R S S W U p g r a d e / P a tc h Ha r d w a r e hi b a V i r t u a l C e nt e r VN -L in k Mo b ilit ás V m o ti o n hálóz a tr a se c u r i ty b i z to sítása C o n n e c ti o n táb lát ke z e li 51
52 C i sc o V N -L i n k M ködési ha t éko ny ság Ci sc o V N-L i nk V i rtu al Network L i nk Policy-B a s e d C on n e ct iv it y M ob ilit y of N e t w or k & S e cu r it y Pr op e r t ie s N on -D is r u p t iv e O p e r a t ion a l M od e l Se r v e r Se r v e r # 1 # 2 # 3 # 4 # 5 # 6 # 7 # 8 Sze r ve r o lda li e l n y ök m g m t válto z a tla n C sökke n ti a z üz e m b e állítást Növe li a skáláz ha tóság o t W ESX i n o V i r t u a l C e e r Növe li -sz t látha tóság t nt C i s c o V N -L i nk W ESX Hálóza t o lda li e l n y ök Eg y ség e s hálóz a t m g m t. és m k. 52 Növe li a b i z to n ság o t hálóz a ti f u n kc i ók n öve lése P e r z i sz te n s P o li c y Növe li a -sz i n t látha tóság o t
53 Ci sc o V i rtu al Network L i nk V N-L i nk I m plem entác i ó V i rtu ali z i ng the Network D om ai n Policy-B a s e d C on n e ct iv it y M ob ilit y of N e t w or k & S e cu r it y Pr op e r t ie s N on -D is r u p t iv e O p e r a t ion a l M od e l C i sc o sw i t c h a V S M e r W v e r E S X -r e Bár me ly # sw 1 i t c h # 2 p lat f o # r 3mmal ko mp at i b i li s V i r t u al C e n t e Ne r a x u sz s 1e 0 r v0 e0 Vr admi n i sz t r ác i ór a C i sc o C i sc o Ne x u s V VM ( So f t w a r e B a se d) W E S X VM VM # 4 C L I a NH I C álóz at admi N I C n i sz t r ác i ór a N e x u s V VM LAN Ne x u s w S káláz hat ó, har dw S e ar r v ee r alap ú, n ag y t e lj e sít mén VM y VM me g o ldás # 1 ( Ha r dw a r e B a se d) # 2 VM # 3 VM # 4 S z ab v án y o s har dw ar e alap ú me g o ldás W E S X hálóz at i kör n y e z e t r e E g y e sít i a & I n f ii zti ai kai to r hálóz at i m ködést e g y e t le n me n e dz se lhe t e sz köz r e N e x u s i th VN-L i n k 53
54 V N -L i n k a C i sc o N e x u s V C i sc o Ne x u s V S o f tw a r e a la p ú A z ip a r ág e ls so f t w a r e a la p ú E SX sw it c h e szköze # 1 Se r ve r # 2 # 3 # 4 C isc o N X -O S o p e r ác iós r e n dsze r a la p ú T e lj e s ko mp a t ib ilit ás a C isc o w it c he khe z Vir t u a l C e n t e r a la p ú szo lg ált a t ás mo de l vált o za t la n sze r ve r a dmin ist r ác ió C isc o N X -O S C L I a la p ú sw it t c h me n e dzsme n t a N e x u s V-r e W E S X N e x u s V N e x u s V N I C L A N N I C Policy-B a s e d C on n e ct iv it y M ob ilit y of N e t w or k a n d S e cu r it y Pr op e r t ie s N on -D is r u p t iv e O p e r a t ion a l M od e l 54
55 C i sc o N e x u s V A r c h i t e kt úr a # 1 # 2 Se r v e r 1 # 3 # 4 # 5 # 6 Se r v e r 2 # 7 # 8 # 9 # 1 0 Se r v e r 3 # 1 1 # 1 2 w a r V e E v M S w it ch N we x a u r V e s E v1 M S0 0w 0 itv ch w a r V e E v M S w it ch W ESX W ESX W ESX V i r t u a l Su p e r v i s o r M o d u l e ( V SM ) V i r Ct u i sa c l o Et O h S e -t r ne futtató t M o ( d H u A l e tám ( V og EM atott) ) S oftw ar e m odul vag y F i zi kai Te se zköz lj e s ér ték hálózati kép e s s ég e k a hy p e r vi s or on M e n e ds m e n t, F e lüg y e l és Hkon y p fi e gr vi urs ác or i ós füg fe g ladatok kód VA Mz wös ar s e ze V s i rv tual M de C di e n kált te r r s e l wte i lj tc e h s pi n or te tr g a r ác ke i ór ül V E M -e k e g y D i s tr i b ute d S w i tc he t alkotn ak N e x u s V V SM V i r tu a l C e n te r 55
56 V N -L i n k m ködés: N e x u s V 1.M i n d e n s z e r v e r r e l m köd i k 2.M i n d e n s w i t c h -c s e l m köd i k 3.Kül s M e n e d z s m e n t e s z köz t i gén y e l ( V S M ) 4.C i s c o S W ke l l, h o gy f u s s o n a h y p e r v i s o r o n ( V E M ) 5.A V S M ál t a l b e ál l ít o t t S w i t c h j e l l e m z k j u t n a k ér v én y r e a V E M s e gít s égév e l B la de Sze r ve r R a c k Sze r ve r N e x u s V VV ii rr tual CC ee nn te rr V SM 56
57 V N -L i n k a N e x u s e n Ne x u s S w i tc h VN-L i n kke l H a r d w a r e a la p ú B izt o sít j a a skálázha t ó a la p ú imp le me n t álást a sw it c he ke n Sza b ván y o s me g o ldás: C isc o & VMw a r e b e a dván y a I E E E t e st üle t he z N e t w o r k I n t e r f a c e Vir t u a liza t io n # 1 # 2 Se r ve r W E S X V N -L i n k # 3 # 4 E g y e sít i a VM & f izika i hálóza t i m ködést e g y e t le n me n e dzse lhe t e szközr e N e x u s Policy-B a s e d C on n e ct iv it y M ob ilit y of N e t w or k a n d S e cu r it y Pr op e r t ie s N on -D is r u p t iv e O p e r a t ion a l M od e l 57
58 Q C i sc o N e x u s V N -L i n k A r c h i t e kt úr a # 1 # 2 Se r v e r 1 # 3 # 4 # 5 # 6 Se r v e r 2 # 7 # 8 S V W M Vw Na rt e a g v S I nw it itia ch t or H y p e r v i s o r H W V N T a g I n it ia t or H y p e r v i s o r Hy p e r vi so r M G M T T o o l Ne x u s V N T a g I ni t i a t o r H W ( NI C ) vag y S W a H y p e r vi s or b an N e x u s V N-T I D ag -ve g el l j e e löli llátott m ag c s a om c s ag om ot ag ve ot s ( z T az A G ) Mi n i i n ti de ator n tól c s om ag ot az N5 K -hoz küld V NT ag alap on a vi r tual e the r n e t i n te r fac e -he z köti a c s om ag ot K on fi g ur ác i ós b e állítás ok, p oli c y, os, A C L a Ne x us b e n ke r üln e k fe ldolg ozás r a 58
59 59
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