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c?u h¨¬nh cloudstack
- 1. C?NG TY TIN H?C B?U ?I?N TRUNG T?M K? THU?T TP.HCM, ng¨¤y01 th¨¢ng10 n?m 2012 X?Y D?NG CLOUD COMPUTING TR?N H? T?NG M?NG HI?N C? S? D?NG M? NGU?N M? CLOUDSTACK T?C GI? : T? l? % ?¨®ng Nam/ Ch?c v?, ??n Ch? tr¨¬ Stt H? t¨ºn t¨¢c gi? Tr¨¬nh ?? g¨®p v¨¤o vi?c K? t¨ºn N? v? c?ng t¨¢c s¨¢ng ki?n t?o s¨¢ng ki?n K? thu?t vi¨ºn 1 B¨´i Minh Vi?t Nam K? s? v?n h¨¤nh- x 40 Netsoft 2 Tr?n V?n Hu?n Nam K? s? T? Tr??ng 35 K? thu?t vi¨ºn 3 Tr¨¤ B?o Linh Nam K? s? v?n h¨¤nh- 25 Netsoft T¨ºn S¨¢ng ki?n:X?Y D?NG CLOUD COMPUTING TR?N H? T?NG M?NG HI?N C? S? D?NG M? NGU?N M?
- 2. CLOUDSTACK ?i?n tho?i li¨ºn h?:0904177240 H? t¨ºn ng??i t? ch?c ¨¢p d?ng th¨¤nh c?ng l?n ??u ti¨ºn (thi?t k? c?ng ngh?, ch? t?o, tri?n khai Email: vietbm9@gmail.com th?c hi?n v¨¤ theo d?i qu¨¢ tr¨¬nh ¨¢p d?ng ) : B¨´i Minh Vi?t ??a ch?: 12/1/23 ??ng Minh Tr?, Ph??ng 10, T?n B¨¬nh H? t¨ºn ng??i tr? gi¨²p x?y d?ng s¨¢ng ki?n Th?i ?i?m b?t ??u ¨¢p d?ng s¨¢ng ki?n : (thi?t k? b¨¤n v?, gi¨²p t¨ªnh to¨¢n s? li?u, l¨¤m th¨ª nghi?m, l¨¤m m? h¨¬nh m?u, t¨¬m t¨¤i li?u¡): Tr?n V?n Hu?n ??a ?i?m ¨¢p d?ng: Tr¨¤ B?o Linh PAGE 1
- 3. M?c Ti¨ºu ? L? do ?? xu?t gi?i ph¨¢p - V?n ?? t?n t?i ??i v?i m?i tr??ng server truy?n th?ng l¨¤ kh?ng khai th¨¢c hi?u qu? t¨¤i nguy¨ºn h? th?ng. Th?ng th??ng m?i server v?t l? cung c?p m?t d?ch v? c? b?n: mail, music, game, nh?ng m?i d?ch v? c¨® nhu c?u s? d?ng t¨¤i nguy¨ºn kh¨¢c nhau, ch?ng h?n c¨¢c d?ch v? li¨ºn quan ??n multimedia nh? music, video c¨® y¨ºu s? d?ng Ram nhi?u trong khi ?¨® m?t s? d?ch v? l?i c?n CPU c¨® kh? n?ng x? l? l?n. C¨¢c server v?t l? ch? khai kh¨¢c ???c kho?ng 10- 20% n?ng l?c h? th?ng, trong khi ?¨® v?i cloud computing kh? n?ng s? d?ng t?i 70% h? th?ng. - Th?i gian ?¨¢p ?ng: Khi c¨¢c server b? h?ng, th?i gian kh?i ph?c l?i ho?t ??ng l?u g?p 4 l?n, ??ng th?i nguy c? m?t m¨¢t d? li?u c?ng cao h?n so v?i cloud. - Kh? n?ng n?ng c?p server h?n ch? , ph? thu?c v¨¤o c?u h¨¬nh server ??u t? ban ??u. - Chi ph¨ª cho vi?c mua server, d?ch v? ??t ch? kh¨¢ cao, . - Quy m? thi?u linh ho?t so v?i cloud, v?i cloud vi?c m? r?ng hay thu nh? h? th?ng ngay l?p t?c theo nhu c?u doanh nghi?p. Chi ph¨ª cho vi?c x?y d?ng h? th?ng ban ??u c?ng r? h?n r?t nhi?u v¨¬ kh?ng ph?i t?n ti?n ??u t? h? th?ng server v?t l?. - Cloud x?y d?y th¨¤nh m?t h? th?ng qu?n l? t?p trung, t? ??ng g¨ªup gi?m b?t chi ph¨ª cho vi?c v?n h¨¤nh gi¨¢m s¨¢t, ??ng th?i kh¨¢ch h¨¤ng c?ng kh?ng ph?i t?n th?i gian cho vi?c b?o tr¨¬, s?a ch?a server c?a m¨¬nh. S? l??ng server v?t l? gi?m xu?ng n¨ºn ?i?n n?ng ti¨ºu th? ¨ªt h?n, chi ph¨ª ??u t? th?p h?n. ? M?c ti¨ºu c?a gi?i ph¨¢p: Gi?i ph¨¢p t?p trung cho vi?c x?y d?ng h? th?ng infrastructure as a service: - T¨ªnh s?n s¨¤ng cao: h? th?ng c¨® kh? n?ng theo d?i tr?ng th¨¢i ho?t d?ng c?a c¨¢c server trong cloud, kh¨¢ch h¨¤ng c¨® th? t?n h??ng l?i ¨ªch c?a h? th?ng t? chuy?n ??i gi?a c¨¢c m¨¢y ch? khi m?t trong c¨¢c server v?t l? g?p s? c?, kh?ng th? k?t n?i, hay b?o tr¨¬. - Kh? n?ng m? r?ng d? d¨¤ng: n?u b?n c?n th¨ºm t¨¤i nguy¨ºn ?? s? l?, b?n kh?ng c?n ??u t? th¨ºm server v?t l?, h? th?ng c¨® th? n?ng c?p ti?n l?i v¨¤ nhanh ch¨®ng. Gi¨²p b?n n?ng c?p theo nhu c?u c?a m¨¬nh. - Qu?n l? th?n thi?n: cung c?p giao di?n qu?n l? server th?n thi?n tr¨ºn n?n web 2.0 v?i ??y ?? c¨¢c t¨ªnh n?ng : reboot, power off, gi¨¢m s¨¢t t¨¤i nguy¨ºn,backup, c¨¤i ??t l?i server v¨¤ m?t s? t¨ªnh n?ng kh¨¢c v?i ch? m?t c¨² nh?p chu?t. - Truy c?p t? xa: m?i server ??u c¨® th? truy c?p t? xa, v?i linux c¨® th? dung ssh, v?i window c¨® th? remote desktop v¨¤o server ?? c?u h¨¬nh t¨´y ?. PAGE 2
- 4. - H? th?ng backup: h? th?ng backup theo c? ch? snapshot gi¨²p gi?m thi?u th?i gian v¨¤ cung c?p file ?nh ??y ?? v? th?ng tin c?u h¨¬nh v¨¤ d? li?u c?a b?n tr¨ºn server, gi¨²p b?n c¨® th? ph?c h?i server m?t c¨¢ch an to¨¤n v¨¤ ti?n l?i. - H? ?i?u h¨¤nh m?u phong ph¨²: c¨¢c h? ?i?u h¨¤nh d?ng s?n v?i c¨¢c t¨ªnh n?ng phong ph¨² cho ph¨¦p b?n c¨® th? c¨¤i ??t server nhanh ch¨®ng trong v¨¤i ph¨²t. - ??ng k? v¨¤ kh?i t?o nhanh: vi?c ??ng k? v¨¤ kh?i t?o ho¨¤n to¨¤n t? ??ng gi¨²p kh¨¢ch h¨¤ng ti?t ki?m th?i gian, ch? c?n ??ng k? th?ng tin c?u h¨¬nh server b?n c?n, l¨¤ b?n ?? c¨® th? s? d?ng server ch? trong v¨°ng v¨¤i ph¨²t. ? N?i Dung Gi?i thi?u: Cloudstack l¨¤ n?n t?ng cho c? s? h? t?ng ?¨¢m m?y v¨¤ c¨¢c h? th?ng Datacenter c¨® th? nhanh ch¨®ng v¨¤ d? d¨¤ng x?y d?ng d?ch v? ?¨¢m m?y tr¨ºn c? s? h? t?ng hi?n c¨®. Ng??i d¨´ng c¨® th? t?n d?ng l?i th? c?a ?i?n to¨¢n ?¨¢m m?y ?? cung c?p hi?u qu? cao h?n, quy m? kh?ng gi?i h?n v¨¤ tri?n khai nhanh c¨¢c d?ch v? m?i v¨¤ c¨¢c h? th?ng cho ng??i d¨´ng cu?i. Cloudstack cho ph¨¦p ng??i d¨´ng ph?i h?p ?o h¨®a server, network, network storage ?? cung c?p Infrastructure ¨Cas-a service (Iaas) gi?ng nh? c¨¢c nh¨¤ cung c?p hosting nh?ng v?i ph?n c?ng ri¨ºng c?a h?. Cloudstack l¨¤ h? th?ng¡°cloud operating system ¡° m? ngu?n m? , n¨® cho ph¨¦p x?y d?ng ¡°public cloud computing ¡° t??ng t? Amazon EC2 hay Private Cloud, Hybird Cloud. Cloudstack ph?i h?p c¨¢c ngu?n t¨¤i nguy¨ºn ?o h¨®a c?a b?n th¨¤nh m?t m?i tr??ng ??ng nh?t, n?i b?n c¨® th? ?y nhi?m cho ng??i s? d?ng t? t?o c¨¢c m¨¢y ?o v¨¤ s? d?ng t¨´y theo nhu c?u ri¨ºng c?a h?. + H? tr? nhi?u hypervisor:Xenserver, VMware,OracleVM, KVM, XCP. + Qu?n l? t?p trung , c¨® th? qu?n l? t?i m??i ng¨¤n server, khi m?t th¨¤nh ph?n tr?c tr?c kh?ng l¨¤m s?p ?? h? th?ng. + T¨ªnh s?n s¨¤ng cao: t? ??ng gi¨¢m s¨¢t v¨¤ kh?c ph?c Virtual machine (VM), khi m?t VM b? l?i h? th?ng s? c? g?ng kh?i ph?c l?i. Management server c¨® th? ???c tri?n khai nhi?u node ?? th?c hi?n loadbalancing , Cloudstack h? tr? NIC Bonding. + S? d?ng security groups ho?c chia Vlan t?o th¨¤nh c¨¢c m?ng ?o gi¨²p c? l?p c¨¢c accounts . + Ch?n l?a interface: Web UI, command line, API. S? d?ng giao di?n ?? h?a (Web) cho vi?c qu?n l? c?ng nh? ng??i d¨´ng cu?i c¨® th?t??ng t¨¢c v?i VM: power off, restart ,backup¡ PAGE 3
- 5. + Cung c?p c¨¢c d?ch v? m?ng : loadbalancing, dhcp, routing, Vlan, firewall, isolation, VPN, manage external networking. D?ch v? load balancing cho ph¨¦p x?y d?ng h? th?ng c?n b?ng t?i s? d?ng ph??ng ph¨¢p: Roud-robin, Least connection, Source IP. Vitual Router cung c?p DHCP v¨¤ DNS t? ??ng ??n c¨¢c VM, default Firewall ch?n m?i k?t n?i t? b¨ºn ngo¨¤i ??n nh?ng cho ph¨¦p m?i k?t n?t t? h? th?ng ra m?i tr??ng internet. + H? tr? nhi?u giao th?c l?u tr?: NFS, SCSI, FC, FCoE + Gi?i h?n t¨¤i nguy¨ºn theo nhu c?u: RAM, CPU, Network, HDD. Ki?n tr¨²c Cloudstack: + Management server cung c?p giao di?n web cho ng??i qu?n tr? c?ng nh? ng??i dung cu?i, cung c?p API cho CloudStack, qu?n l? c¨¢c guest VMs, IP private v¨¤ public ??n t?ng account, qu?n l? vi?c cung c?p storage ??n c¨¢c VM nh? l¨¤ Virtual Disk, templates, iso images. + Host l¨¤ ??n v? c? s?, m?i host l¨¤ m?t hypervisor hay bare metal PAGE 4
- 6. + C¨¢c host c¨® c?u h¨¬nh gi?ng nhau ???c gom th¨¤nh group g?i l¨¤ cluster. C¨¢c host trong cluster chia s? primary storage. + M?t hay nhi?u cluster nh¨®m th¨¤nh m?t Pod, m?i Pod t??ng ???ng v?i m?t Rack s? d?ng switch layer 2. + C¨¢c Pod ???c nh¨®m th¨¤nh Zone v¨¤ c¨´ng chia s? secondary storage. PAGE 5
- 7. + M?t datacenter c¨® th? g?m m?t hay nhi?u Zones. + Service Offering cung c?p c¨¢c l?a ch?n : t?c ?? x? l? CPU, s? l??ng CPU, dung l??ng Ram, h? tr? HA¡ + Disk Offering cung c?p c¨¢c ch?n l?a v? k¨ªch th??c ? c?ng. + Network Offering m? t? c¨¢c t¨ªnh n?ng ???c x¨¢c l?p cho ng??i d¨´ng cu?i t? virtual router c?ng nh? m?i tr??ng public. C¨® 2 c? ch? ???c s? d?ng: Basic network: kh?ng y¨ºu c?u s? d?ng VLANs , c¨¢c guest trong m?t pod chia s? c¨´ng broadcast domain. PAGE 6
- 8. Advance Network:m?i account s? ch?y tr¨ºn c¨¢c m?ng ri¨ºng g?i l¨¤ virtual network v¨¬ th? n¨ºn ch¨²ng ho¨¤n to¨¤n c? l?p v?i nhau. Advanced network s? d?ng Source NAT nh?m gi?m s? l??ng IP public, khi ?¨® m?i account g?m m?t hay nhi?u VMs s? d?ng chung1 IP public. + Templates l¨¤ c¨¢c file ?nh c?a h? ?i?u h¨¤nh, gi¨²p kh¨¢ch h¨¤ng c¨® th? kh?i t?o server nhanh ch¨®ng, ngo¨¤i ra kh¨¢ch h¨¤ng c¨°n c¨® th? l?a ch?n c¨¤i ??t t? file iso s?n c¨® ho?c kh¨¢ch h¨¤ng t? upload l¨ºn. PAGE 7
- 9. + Backup theo c? ch? snapshot gi¨²p sao l?u d? li?u, h? th?ng l?p l?ch gi¨²p ch? ??ng trong vi?c backup d? li?u kh¨¢ch h¨¤ng. Kh? n?ng kh?i ph?c h? th?ng nhanh ch¨®ng, ??n gi?n. + H? th?ng qu?n l? account ph?n c?p trong ?¨® m?i domain l¨¤ m?t ??n v? ??c l?p t??ng ?ng v?i m?t kh¨¢ch h¨¤ng, m?t reseller. + Primary storage li¨ºn k?t v?i m?t cluster v¨¤ n¨® l?u tr? disk volume c?a t?t c? c¨¢c VMs ?ang ch?y tr¨ºn c¨¢c host c?a cluster, Primary storage h? tr? nhi?u nhi?u ??nh d?ng kh¨¢c nhau NFS, ISCSI, FCoI ph? thu?c v¨¤o hypervisor. + Secondary Storage li¨ºn k?t v?i m?t Zone v¨¤ l¨¤ n?i l?u tr? c?a: templates, ISO images, Disk volume snapshots. PAGE 8
- 10. + H? tr? LDAP:Microsoft Acitve Directory v¨¤ ApacheDS cho vi?c ch?ng th?c ng??i d¨´ng cu?i. Hypervisor Hypervisor l¨¤ h? th?ng cho ph¨¦p nhi?u h? ?i?u h¨¤nh c¨´ng ch?y tr¨ºn c¨´ng m?t m¨¢y v?t l? duy nh?t. Trong ki?n tr¨²c c?a CPU X86 quy?n s? l? ???c chia th¨¤nh c¨¢c level ring. Ring 0 l¨¤ ring c¨® quy?n cao nh?t c¨°n ???c g?i l¨¤ supervisor mode v¨¤ th?ng th??ng c¨¢c h? ?i?u h¨¤nh ch?y ? ring n¨¤y, c¨¢c ?ng d?ng tr¨ºn h? ?i?u h¨¤nh ch?y ? ring 3. Nh?ng ?? c¨® th? ch?y nhi?u h? ?i?u h¨¤nh tr¨ºn m?t ph?n c?ng th¨¬ hypervisor ph?i ch?y tr¨ºn ring 0 nh?m cung c?p v¨¤ qu?n l? t¨¤i nguy¨ºn cho c¨¢c h? ?i?u h¨¤nh. ?? C¨® hai c?ng ngh? ???c s? d?ng nh?m gi?i quy?t v?n ?? tr¨ºn: + Paravirtualization: Khi ?¨® c¨¢c h? ?i?u h¨¤nh ph?i ch?y tr¨ºn ring kh¨¢c ch?ng h?n nh? ring1, do ?¨® y¨ºu c?u c?n can thi?p v¨¤o kernel c?a h? ?i?u h¨¤nh. ?i?u n¨¤y ho¨¤n to¨¤n c¨® th? th?c hi?n ??i v?i c¨¢c h? ?i?u h¨¤nh m? ngu?n m? ch?ng h?n nh? Linux, nh?ng kh¨® c¨® th? th?c hi?n tr¨ºn Window. ?u ?i?m l¨¤ hi?u su?t s? l? cao. + Full virtualization - HVM : C?ng ngh? n¨¤y m? ph?ng to¨¤n b? ph?n c?ng h? th?ng ?¨® ?¨® kh?ng c?n can thi?p v¨¤o kernel, c¨® th? ch?y h? ?i?u h¨¤nh Linux hay Windows nh?ng hi?u xu?t th?p h?n Paravirtualization do t?n t¨¤i nguy¨ºn cho vi?c m? ph?ng. Y¨ºu c?u ph?n c?ng h? tr? ?o h¨®a :Intel-VT hay ADM- V.KVM,Vmware Vsphere s? d?ng c?ng ngh? n¨¤y. + Gi?i thi?u Hypervisor : Xen Cloud Platform (XCP) XCP l¨¤ m?t hypervisor m? ng?n m? h? tr? ??ng th?i 2 c?ng ngh? Paravirtualization v¨¤ Full virtualization. C¨¢c h? ?i?u h¨¤nh Linux ch?y tr¨ºn Paravirtualization nh?m t?ng hi?u xu?t h? th?ng. M?t l?i th? n?a c?a XCP l¨¤ ??i v?i c¨¢c h? ?i¨ºu h¨¤nh Window s? d?ng c?ng ngh? PVHVM (Paravirtualization on Hardware-assisted virtualization) s? cho hi?u xu?t t?t g?n nh? c?ng ngh¨º Paravirtualization. PAGE 9
- 11. PVHCM: s? d?ng kh¨¢i ni?m Dom0 v¨¤ DomU, Dom0 h? hi?u h¨¤nh ??u ti¨ºn ch?y , c¨¢c h? ?i?u h¨¤nh c¨°n l?i g?i l¨¤ DomU , c¨¢c DomU t??ng t¨¢c v?i m?ng v¨¤ ph?n c?ng qua Dom0. ? Demo: PAGE 10
- 12. + Server Management: Centos 6.2, Cloudstack 3.0.2, mysql, NFS server cung c?p Primary v¨¤ Secondary Storage. S? d?ng m?t card m?ng ip 192.168.0.20 + 2 server l¨¤m Cluster c¨¤i ??t XCP 1.1 v?i 2 card m?ng, 1 card s? d?ng k?t n?i v?i Management network v¨¤ Public, 1 card d¨´ng cho c¨¢c VMs trao ??i v?i nhau. Xcp1: 192.168.0.21 Xcp2: 192.168.0.22 IBM system X3400 M2 CPU: Intel Xeon E5520 2.27GHz Ram : 2GB HHD: 2x500GB + IP 192.168.11-15 ?¨®ng vai tr¨° ip public s? d?ng ?? c¨¢c VM k?t n?i internet. IP 192.168.100-105 d¨´ng ?? c?p cho c¨¢c SSVMs nh?: Proxy, Secondary Storage VM. + T¨¤i li?u tham kh?o v¨¤ download ph?n m?m: http://cloudstack.org v¨¤ http://xen.org - M¨¤n h¨¬nh ??ng nh?p: http://192.168.0.20:8080/client PAGE 11
- 13. - Giao di?n ch¨ªnh: Cung c?p c¨¢c th?ng tin v? to¨¤n h? th?ng :s? l??ng memory ?ang s? d?ng tr¨ºn t?ng s? memory, s? l??ng ip management, ip pucblic ?? s? d?ng, s? GHz cpu ?? s? d?ng, c¨¢c c?nh b¨¢o host hay storage down. - Th?ng tin v? Zones: Cung c?p th?ng tin v? s? l??ng Zones, Pods, Clusters, Hosts ?ang s? d?ng tr¨ºn h? th?ng v¨¤ t?ng s? CPU, Memory, Storage: PAGE 12
- 14. - M? h¨¬nh c?a Zone: - Th?ng tin chi ti?t tr¨ºn m?i Zones: PAGE 13
- 15. - T?o c¨¢c Disk v?i dung l??ng theo y¨ºu c?u: - System Offering: PAGE 14
- 16. - T?o Network as a service: T?o c¨¢c d?ch v? m?ng theo nhu c?u PAGE 15
- 17. - X?y d?ng c¨¢c templates gi¨²p kh¨¢ch h¨¤ng ti?t ki?m th?i gian kh?i t?o server. - Th?ng k¨º c¨¢c s? ki?n li¨ºn quan ??n h? th?ng : - C?p v¨¤ ph?n quy?n c?a c¨¢c accounts: PAGE 16
- 18. ? K?t qu? ¨¢p d?ng: M? t? ??i t??ng tr??c khi ¨¢p d?ng M? t? ??i t??ng sau khi ¨¢p d?ng s¨¢ng ki?n (m? s¨¢ng ki?n t? c¨¢c k?t qu? ??t ???c c?a s¨¢ng ki?n v? c¨¢c m?t: kinh t?, k? thu?t, x? h?i, m?i tr??ng,¡) VPS ???c kh?i t?o v¨¤ ch?y tr¨ºn m?t 1. N?u m?t server b? l?i h? th?ng v?n ho?t ??ng m¨¢y ch? v?t l?.V¨¤o th?i gian cao ?i?m ?n ??nh . 2. m¨¢y ch? c¨® th? b? treo d?n d?n ??n c¨¢c VPS ng?ng ho?t ??ng. Kh? n?ng m? r?ng h?n ch? ph? thu?c v¨¤o n?ng s? d?ng linh ho?t theo y¨ºu c?u gi¨²p 3. Kh? server v?t l?. 4. ti?t ki?m chi ph¨ª. C¨¢c server t?n t?i ri¨ºng r?, qu?n l? 5. C¨¢c server li¨ºn k?t v?i nhau ??m b?o s? ?n ??nh, ph?c t?p. c?ng nh? n?ng cao kh? n?ng m? r?ng. 6. H? th?ng c¨® kh? n?ng qu?n l? h¨¤ng ng¨¤n hosts . Kh¨¢ch h¨¤ng kh?ng th? start server khi Giao di?n s? d?ng web cho ph¨¦p power off hay 7. b? t?t, l?i. start server, ??a ra c¨¢c th?ng tin v? h? th?ng, c?ng nh? thao t¨¢c v?i h? th?ng. 8. H? tr? c¨¢c t¨ªnh n?ng port forwarding, Firewall 9. , Nat, Load balancing n?ng cao t¨ªnh b?o m?t c?ng 10. nh? kh? n?ng ph?c v? c?a h? th?ng t?t h?n 11. PAGE 17
- 19. Chi ph¨ª ??u t? cao, ti¨ºu th? nhi?u n?ng Chi ph¨ª th?p, ti¨ºu th? ¨ªt ?i?n n?ng h?n, ti?t ki?m 12. L??ng, 13. th?ng gian. 14. S? d?ng Vlan c? l?p c¨¢c account (layer 2) gi¨²p cho 15. th?ng tin d? li?u an to¨¤n h?n. 16. H? th?ng backup theo l?ch gi¨²p ch? ??ng trong vi?c 17. sao l?u d? li?u, gi¨²p kh?i ph?c h? th?ng nhanh 18. ch¨®ng. 19. C? ch? live magrition gi¨²p di chuy?n VMs gi?a 20. c¨¢c hosts m¨¤ kh?ng ng?y gi¨¢n ?o?n ??n ng??i 21. d¨´ng cu?i ? ?¨¢nh gi¨¢ l?i ¨ªch thu ???c :(m? t? l?i ¨ªch do s¨¢ng ki?n mang l?i v?: k? thu?t, kinh te¨¢, x? h?i, m?i tr??ng ¡ Tr??ng h?p ?¨¢nh gi¨¢ ???c s? ti?n l¨¤m l?i th¨¬ n¨ºu c¨¢ch t¨ªnh c? th?). C?ng ty - Cung c?p d?ch v? m?i tr¨ºn c?ng ngh? m?i ph¨´ h?p v?i xu th? chung c?a th? gi?i, gi¨²p ?a d?ng h¨®a c¨¢c d?ch v? c?a c?ng ty. - C¨¢c d?ch v? tri?n tr¨ºn cloud computing c¨® th?i gian ?¨¢p ?ng t?t h?n, kh? n?ng kh?i ph?c h? th?ng khi g?p s? c? nhanh h?n so v?i m?i tr??ng truy?n th?ng. - C? ch? backup t? ??ng gi¨²p gi?m c?ng vi?c c?a ng??i qu?n tr?. - Gi?m s? l??ng server v?t l? gi¨²p gi?m chi ph¨ª ??u t?, gi?m ?i?n n?ng ti¨ºu th? n¨ºn ti?t ki?m ???c ngu?n v?n. Trong ph?n demo s? d?ng 2 server X3400 M2 , CPU E5520 2.27 c¨® th? cung c?p t?i 2*8*2.27= 36.32 GHz , gi? s? m?i kh¨¢ch h¨¤ng c?n 2CPU v?i t?c ?? 2.27 th¨¬ ch? v?i 2 Server ban ??u ta c¨® th? cung c?p t?i 36.32/(2*2.27) = 8 server th?ng th??ng. - H? th?ng x?y d?ng ho¨¤n to¨¤n tr¨ºn m? ngu?n m? ???c h? tr? b?i c¨¢c doanh nghi?p h¨¤ng ??u th? gi?i , kh?ng m?t chi ph¨ª ??u t? so v?i c¨¢c doanh nghi?p cung c?p d?ch v? kh¨¢c. - H? th?ng c¨® th? x?y d?ng tr¨ºn n?n t?ng h? t?ng hi?n c¨®, v?i hi?u qu? khai th¨¢c cao h?n. - ??a ra m?t ch?n l?a m?i hi?u qu? h?n, th?i gian ?¨¢p ?ng t?t h?n Doanh nghi?p so v?i ??u t? server truy?n th?ng. - Chi ph¨ª th?p h?n do chi ph¨ª ??u t? ban ??u, chi ph¨ª duy tr¨¬ th?p h?n, kh?ng t?n ti?n cho vi?c thu¨º ??t ch?. - Ti?t ki?m th?i gian, kh¨¢ch h¨¤ng c¨® th? c¨¤i ??t b?t c? n?i ??u, ch? ??ng k? nhu c?u l¨¤ s? ???c cung c?p ngay. Kh¨¢ch h¨¤ng c?ng kh?ng m?t th?i gian cho vi?c s?a ch?a, n?ng c?p server. C¨¤i ??t nhanh ch¨®ng ??n gi?n s? d?ng c¨¢c m?u templates hay iso c¨® s?n. - Qu?n tr? ??n gi?n tr¨ºn n?n web, kh?ng ph?i c¨¤i ??t th¨ºm b?t c? PAGE 18
- 20. ph?n m?m n¨¤o. - N?ng c?p h? th?ng nhanh ch¨®ng, ??n gi?n gi?m thi?u t?i ?a th?i gian ?nh h??ng t?i h? th?ng. - H? th?ng sao l?u, ph?c h?i gi¨²p kh?c ph?c c¨¢c s? c? nhanh ch¨®ng. - Vi?c gi?m s? l??ng server gi¨²p gi?m ?i?n n?ng ti¨ºu th? . X? h?i ? Kh? n?ng ¨¢p d?ng : (n¨ºu kh? n?ng, ?i?u ki?n v¨¤ ??a ch? c¨® th? ¨¢p d?ng c?a s¨¢ng ki?n). - H? th?ng x?y d?ng tr¨ºn m? ngu?n m? n¨ºn ho¨¤n to¨¤n mi?n ph¨ª . - ?o h¨®a l¨¤ xu h??ng chung do ?¨® c¨® th? ???c ¨¢p d?ng cho m?i ??i t??ng v¨¤ thay th? cho m?i tr??ng server truy?n th?ng . - Cung c?p c¨¢c d?ch v? tr¨ºn cloud : web hosting, mail t?ng ?? ?n ??nh, kh? n?ng ?¨¢p ?ng, backup v¨¤ restore server d? d¨¤ng, nhanh ch¨®ng. TpHCM, ng¨¤y 01 th¨¢ng 10 n?m 2012 Ch? tr¨¬ s¨¢ng ki?n B¨´i Minh Vi?t PAGE 19