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Flow throughVISUALIZATION

SAST – 20th September 2018

Visualization is all about feedback…

Visualization is all about feedback…

Image this with lag*

*delayed feedback

And visualization is about behaviors

And visualization is about behaviors

And visualization is about behaviors

And visualization is about behaviors

And visualization is about behaviors

And about shared understanding

And about shared understanding

Illustration: Jeff Patton and Luke Barrett's

And about shared understanding

Workflows

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What flows through the

system?

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What flows through the

system?

Lean in a nutshell

Lean Focus on the flow,not on how to keep people busy

How do you optimize flow here?

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Bottlenecks

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Bottlenecks

I’m URGENT! Let me through!

I’m stuck. I’m gonnastart working on

that thing instead…

Progress is red. We needto move our deadline to

turn it green.I don’t SEE progress.

I need more status report meetings.

Screw this. I’mbypassing

quality checks.

Damn this traffic! Well, whatever... As long as I’m busy I

deserve my paycheck.

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Bottlenecks What does Lean teaches us?

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Bottlenecks

Let’s help thiscar that’s stuck.

Let’s broaden the road here.

P

Reduce the pressure untilbottleneck is resolved.

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Maintain flow How can we maintain the flow?

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Maintain flow

Limit input to the roads capacity.

Max 10 carson the road

Have enough slack to handle urgent work

and to do improvements.

Have enough slack to handle urgent work

and to do improvements.

I’m done. Lets seewhats next.

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Kanban1. Visualize the

workflow. Both steps and work.

2. Limit WIP

3. Measure and optimize flow (lead time)

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Kanban

How?

WoW

WA

4. Explicit rules and policies

What should we do next?Do we have a VIP queue? What is done?

When it’s done?

What are the rulesof the game?

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Kanban 5. Improve as a team!

Step 1 – Visualize the flow

and the work

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Flows

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Flows

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Flows

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Flows

Step 2 – Park!

Relieve the pressure

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Parked

Parking Lot Parked by Person

P-Lot with states

Step 3 – Agree upon rules

So you can discuss how to improve them

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Explicit Policies

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Legend

Legend

Step 3 – Prevent overflow

Stop starting. Start finishing.

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Limit Work In Progress

WIP Limits

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Limit Work In Progress

Limit by Space

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Manage urgencies

Urgent lane

with Criteria

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Manage urgencies

Fire Helmets

Step 4 – Reveal bottlenecks

Where do thou hide waste?

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Test

What does it meanwhen a Post-it is

in the ”TEST” column?

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Internal queues

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Internal queues

Internal queueInternal queue

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External interrupts

Interruption Buckets

Step 5 – Optimize the flow

Less is more

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Focus as a team

Lane Priority

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Flow of tasks

Task size < 1 day

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Flow of tasks

Dotting

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Flow of tasks

Dotting

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Flow of tasks

Blocker notes Days wasted

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Focus

2 avatars

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Focus

Inbox

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Balancing with long term work?

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Exploratory Regression Testing

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Work Loop

Step 6 – Create new habits

Shape your behaviours

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Track your discipline

or...

Fewer open bugs than yesterday

Urgent lane cleared by end of day

We could release today

Cont. Deployment pipeline open

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Reward

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Engage

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Have fun :-)

Thank you for listening!

Jimmy Janlén, CrispJimmy Janlén, Crisp

Jimmy JanlénAgile Coach, Crisp, Stockholm

Email: jimmy.janlen@crisp.seTwitter: @jimmy janlenBlog: http://blog.crisp.se/author/jimmy janlen