1. Double Take Availability
CREDE EXPERTO s.r.o.
Michal Hendrich
2. Agenda
鱈m se zab箪v叩me?
Spolupr叩ce s TC P鱈sek
N叩stroj pedstaven鱈
Uk叩zka
25.9.2014
3. 鱈m se zab箪v叩me?
Crede Experto Praha spol. s.r.o.
S鱈dlo Praha
High Availability
Disaster Recovery
Migration
25.9.2014
4. Spolupr叩ce s TC P鱈sek
25.9.2014
=
High Availability
Disaster Recovery
Migration
AS a Service
HA
DR
Migration
=
5. N叩stroj Double Take速 - pedstaven鱈
N叩stroj pro HA/DR/Migraci server哲 (3rd
party application) od Vision Solution Inc.
Podporovan辿 platformy:
Z叩kladem je replikace v re叩ln辿m ase
=
replication engine
25.9.2014
Source Target
Real-Time
replication
Engine Engine
6. Double Take速 - Mirroring
Application
layer
Operating
system
Hardware
layer
User application
Double-Take
driver
Application
layer
Operating
system
Hardware
layer
Double-Take
driver
Double-Take
service
Double-Take
service
Po叩ten鱈 kopie
(mirror) v邸ech dat
na Target
HDD HDD
Production/Source
server
HA/DR Target server
25.9.2014
7. Double Take速 - Replication
Application
layer
Operating
system
Hardware
layer
HDD
User application
Double-Take
driver
Application
layer
Operating
system
Hardware
layer
HDD
Double-Take
driver
Double-Take
service
Double-Take
service
Double-Take
driver sleduje
bytes z I/O, kter辿
teou z file
system a kop鱈ruj鱈
se do pamti
Po potvrzen鱈
z叩pisu, Double-
Take po邸le bytes
na Target
25.9.2014
Production/Source
server
HA/DR Target server
9. Double Take速 - Flexibilita
25.9.2014
Fyzick辿, Virtu叩ln鱈, Cloud
One to One, Active/Standby One to One, Active/Active
10. Double Take速 - Flexibilita
25.9.2014
Fyzick辿, Virtu叩ln鱈, Cloud
Many to One One to Many
11. Double Take速 - Koncept
25.9.2014
Zaji邸tn鱈 dostupnosti pi v箪padku
Automaticky nebo run!
12. Double Take速 - Podpora OS
25.9.2014
MS Windows Server
Windows server 2003R1/R2, 2008R1/R2,
2012R1/R2
Red Hat Enterprise Linux/CentOS/Oracle
Enterprise Linux 4,5 a 6
SUSE Linux Enterprise 10 a 11
Ubuntu 10.04 a 12.04 LTS
Vmware ESXi 5.0, 5.1 a 5.5 Essential,
Essential Plus, Standar, Enterprise a
Enterprise Plus