2. WHO
Harun
Yardımcı
am
I
?
So:ware
Architect
@
Gi.gidiyor.com
/
eBay
Turkey
more
about
me
?
linkedin.com/in/harunyardimci/
want
to
follow
me?
@h_yardimci
@nosqlcozumler
have
some
quesIons?
harun.yardimci@gmail.com
hyardimci@ebay.com
nosqlcozumler@gmail.com
4. UP
Costs too much, easy but
limited.
And it is not cool.
There
are
two
ways
of
scaling.
Which
way
to
choose?
out
out
out
out
out
Much more effective and cheap,
but it is relatively hard to apply.
9. X
Logs,
Messages,
Categories,
Cart
InformaEon,
Payment
InformaEon,
Search
Impressions,
Click
Rates,
Search
Keywords,
….
X
~12
Years
10. SCALE
how
we
do
it?
Hardware
SoPware
B
O
T
H
Horizontal
VerEcal
REPLICATION
SHARDING
VIRTUALIZATION
BIGGER
HARDWARE
LOAD
BALANCER
DATABASE
CACHING
QUEUES
NOSQL
CDN
SOA
HA
BCP
SPOF