Advanced Scaling in the Advanced Scaling in the Cloud with PaaSCloud with PaaS

John WetherillHo Ming LiJuly 31, 2013

Today’s Speakers

• John Wetherill Developer Evangelist

Ho Ming Li Cloud Engineer

Topics

Recap

Automated app scaling

New Relic Integration

Performance Instrumentation

Stress tools

Recent Events

scale from day onescale early and often

always profile before optimize

Practices

Scaling with Stackato

Last time: Scaling with PaaSresource limits/management

load balancing

instant app scaling

auto-scaling

clustering and role distribution

performance monitoring

log aggregation

lxc containers

Today: Advanced Scaling with PaaSautomated app scaling

New Relic integration

performance instrumentation

stress tools

Instant App Scaling

one-click spawn multiple instances

rapid launch by copying existing instance

adjust resource allocation too

scriptable, can be automated

can trigger “autoscaling” events

Automating Scaling

Cloud Controller sits behind REST api

External apps call api in response to events or thresholds

Client can be anything that talks HTTP

Automated Scaling and New Relic

Demo: ab and JMeter

Log Aggregation

collect all logs from all app instances

forward to aggregation service

no SPOF

logs available via web ui, command line, and REST API

log streams can be filtered and formatted

can generate json logs

Demo: Logging to Loggly

Thank you!Thank you!

Any questions?Any questions?

John WetherillJohn Wetherill

Ho Ming LiHo Ming Li

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