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SF SUMMIT 2016
WATCHING CASSANDRA PROJECTS SUCCEED AND FAIL.
Aaron Morton@aaronmorton
CEO
Licensed under a Creative Commons Attribution-NonCommercial 3.0 New Zealand License
This talk is about change.
My slides used to look like…
ClusteringIndexNamesFilter1. Get Partition From Memtables.2. Filter named columns into a temporary
result.3. Select SSTables that may contain Partition
Key.4. Order in descending timestamp order.5. Read from SSTables in order.
CHANGE
IN THE BEGINNERS MIND THERE ARE MANY POSSIBILITIES, IN THE EXPERTS MIND THERE ARE FEW.
Shunryu Suzuki
A PLAN + OWNERSHIP
= POSITIVE CHANGE
EXPECTATIONS PEOPLE
PROCESS
I WANT TO GO THERE.
PLAYER ONE BEGIN
DESIRED PROGRESS
IDEAL PROGRESS
ACTUAL PROGRESS
AXIOMS
MEASURE
?? % COMPLIANT
CELEBRATE
PLAN FOR 100%
HOW DO YOU EAT AN ELEPHANT?
ONE BIT AT A TIME.
ESTIMATE
INFRASTRUCTURE GAPS
TEAM GAPS
KNOWLEDGE GAPS
A PLAN!
WHY ? WHAT ? HOW ?
Change
Is hard.
PEOPLE
THERE ARE 10 TYPES OF PEOPLE IN YOUR
COMPANY.
I KNOW HOW CASSANDRA WORKS.
Platform Team
I KNOW WHAT TO DO WITH CASSANDRA.
Product Team
1. IGNORANCE 2. DENIAL 3. ANGER 4. ACCEPTANCE 5. UNDERSTANDING 6. ENTHUSIASM
IGNORANT OF CASSANDRA?
IN DENIAL OF CASSANDRA?
ANGRY ABOUT CASSANDRA?
ACCEPTING CASSANDRA?
UNDERSTANDING CASSANDRA?
ENTHUSIASTIC ABOUT CASSANDRA?
BUILD TEAMS
A LEARNING OPPORTUNITY.
Tim
OWNERSHIP
PROCESS
DAY TO DAY TEAMWORK
TLP WAY
SHOW AND TELL
WHY? WHAT? HOW? WHO?
ATTRIBUTABLE ACTIONS
LINK CAUSE AND EFFECT
OODA LOOP
INTER-TEAMWORK
WORK REVIEW
KNOWLEDGE SHARING
Thanks.
