1. PabloCantero
@pablocantero
Deploy in the cloud

2. We were happy with
our deploy process

4. Featured branches,
Pull Requests,
Continuous Integration
etc, all that stuff.

5. Edson (Hudson)

6. Deploy made by push
master deploy into the staging
production deploy into the production

7. $
git
pull
$
git
checkout
production
$
git
rebase
master
$
git
push
origin
production

10. But... where is the CLOUD?

11. Would the Cloud
must be sexier?

12. •Launch Configuration
•Auto Scaling Group
•Scaling Policies
•Metrics
•Alarms
Auto Scaling

13. WARNING...
As a programer the next slides with commands
would appear beautiful, but don’t trust them,
they can be very dangerous

14. as-­‐create-­‐launch-­‐config
my_autoscale_config
-­‐-­‐image-­‐id
ami-­‐XXXXXXXX
-­‐-­‐instance-­‐type
m1.small
-­‐-­‐group
"My
Security
Group
Name"

15. as-­‐create-­‐auto-­‐scaling-­‐group
my_autoscale_group
-­‐-­‐availability-­‐zones
us-­‐east-­‐1X
-­‐-­‐launch-­‐configuration
my_autoscale_config
-­‐-­‐min-­‐size
1
-­‐-­‐max-­‐size
3
-­‐-­‐load-­‐balancers
my_load_balancer_name
-­‐-­‐health-­‐check-­‐type
ELB
-­‐-­‐grace-­‐period
300

16. as-­‐put-­‐scaling-­‐policy
ScaleUp
-­‐-­‐auto-­‐scaling-­‐group
my_autoscale_group
-­‐-­‐adjustment=1
-­‐-­‐type
ChangeInCapacity
-­‐-­‐cooldown
300

17. mon-­‐put-­‐metric-­‐alarm
AlarmName
-­‐-­‐comparison-­‐operator
value
-­‐-­‐evaluation-­‐periods
value
-­‐-­‐metric-­‐name
value
-­‐-­‐namespace
value
-­‐-­‐period
value
-­‐-­‐statistic
value
-­‐-­‐threshold
value
[-­‐-­‐actions-­‐enabled
value
]
[-­‐-­‐alarm-­‐actions
value[,value...]
]
[-­‐-­‐alarm-­‐description
value
]
[-­‐-­‐dimensions
"key1=value1,key2=value2..."
]
[-­‐-­‐ok-­‐actions
value[,value...]
]
[-­‐-­‐unit
value
]
[-­‐-­‐insufficient-­‐data-­‐actions
value[,value...]
]

18. They can be very
dangerous

19. require
"aws-­‐sdk"
class
QueueSizeMetric
def
initialize
AWS.config
access_key_id:
"…",
secret_access_key:
"…"
end
def
put
metric
=
AWS::CloudWatch::Metric.new
"Worker",
"QueueSize"
size
=
SidekiqMetric.new.queue_size
metric.put_data
[{value:
size}]
end
end

20. 10 instances per 10 hours costs the same as 100 instances
per 1 hour
Rules in the Cloud

23. Talk is cheap, show me in practice...

24. PabloCantero
@pablocantero
Thank you