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Customers Are
Patient, Right?
Jay SmithCTO and Co-Founder | Lagrange Systems
No Patience for Poor Performance
ORDERS
40% Mobile
Poor mobile
experience
31%
are less likely
to make a
purchase from
that company
Customers want it all - so give it to them!
TARGETED
CUSTOMER
INTERACTIONS
RESPONSIVE
WEBSITE
PERSONALIZATION
But There’s a Catch
THESE CHANGES
ACTUALLY MAKE
PERFORMANCE
WORSE
NOT PERFECT!
Number of Concurrent Visitors
HOW BIG OF A TRAFFIC FLOOD SHOULD WE EXPECT
FROM OUR LATEST MARKETING CAMPAIGN?
How Visitors Relate to Performance
Add
“bells and whistles”
DeployEncounter
performance problem
Scramble to
fix performance
by making
everything bigger
Build
eCommerce
websiteBIG
Need Fabulous
So What Makes an Awesome Store?
Unique Concept Great CodeProper
AccelerationRight Sized
Infrastructure Awesome
Site Must Haves for Performance
• Great code (SI expertise)
– Test system under load (not just single user performance)
Example Load Test Results
0
10000
20000
30000
40000
50000
60000
70000
0.00
1000.00
2000.00
3000.00
4000.00
5000.00
6000.00
7000.00
8000.00
9000.00
10000.00
0:0
00
:02
0:0
50
:08
0:1
10
:14
0:1
70
:20
0:2
30
:25
0:2
80
:31
0:3
40
:37
0:4
00
:43
0:4
60
:48
0:5
10
:54
0:5
71
:00
1:0
31
:06
1:0
91
:12
1:1
41
:17
1:2
01
:23
1:2
61
:29
1:3
21
:35
1:3
71
:40
1:4
31
:46
1:4
91
:52
1:5
51
:58
2:0
02
:03
2:0
62
:09
2:1
22
:15
2:1
82
:21
2:2
42
:26
2:2
9
Mag
en
to U
sers
pe
r H
ou
r
Pag
e L
oad
Tim
e (
ms)
Pageload Avg Users Per Hour
Site Must Haves for Performance
• Great code (SI expertise)
– Test system under load (not just single user performance)
• Proper acceleration
1. Reduce asset weight and optimize them for each device
2. Deliver optimized assets from CDN
3. Shard application domain to increase download parallelism
4. Cache everything to minimize backend processing
Site Must Haves for Performance
• Great code (SI expertise)
– Test system under load (not just single user performance)
• Proper acceleration
1. Reduce asset weight and optimize them for each device
2. Deliver optimized assets from CDN
3. Shard application domain to increase download parallelism
4. Cache everything to minimize backend processing
• Right sized infrastructure
– Auto-scale to align capacity with real-time demand
Server Creation Delay
Server Scale-out versus Response Time
Site Must Haves for Performance
• Great code (SI expertise)
– Test system under load (not just single user performance)
• Proper acceleration
– Reduce asset weight and optimize them for each device
– Deliver optimized assets from CDN
– Shard application domain to increase download parallelism
– Cache everything to minimize backend processing
• Right sized infrastructure
– Auto-scale to align capacity with real-time demand
• Automated monitoring and alerting
True Story of Trumpet and Horn💻📱💻📱💻📱💻📱
😄😃😄😃😃😄😃😄
DATABASE
ADC
APP SERVERAPP SERVER
ADC ADCn
n
CD
N
SIGNIFICANT SPIKE IN TRAFFIC
1.58M FOLLOWERS
SITE DYNAMICALLY SCALES OUT
SATISFIED CUSTOMERS
Q & A
Thank [email protected]
