Kanban for generic use: a visual guide
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Kanban for generic use July 2015 Álvaro Ruiz de Mendarozqueta
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Transcript of Kanban for generic use: a visual guide
Kanban for generic use
July 2015
Álvaro Ruiz de Mendarozqueta
看板
Kanban A visual guide
Versión 1.1 Alvaro Ruiz de Mendarozqueta; review Diego Rubio
看板
Visual card
Kanban
Kanban
Basics
看板
Basic board
TO DO DOING DONE
Basic board
TO DO DOING DONE
To do list List of just doing tasks Finished tasks
Whiteboard
Lines that separate columns
To do tasks
TO DO DOING DONE
T1 T2
T3
T4
To do tasks
TO DO DOING DONE
T1 T2
T3
T4
Adhesive card
Tasks
Doing
TO DO DOING DONE
T1
T2
T3
T4
T1
T2
Doing
TO DO DOING DONE
T1
T2
T3
T4
T1
T2
When you start working on a task, you move the card
Doing
TO DO DOING DONE
T1
T2
T3
T4
T1
T2
T3
T4
Doing and Done
TO DO DOING DONE
T1
T2
T3
T4
T1
T2
T3
T4 When the task is finished you move it to “done”
Done
TO DO DOING DONE
T1
T2
T3
T4
T3
T4
Task basic information
TO DO DOING DONE
Name: To do date: Finished date:
Task basic information
TO DO DOING DONE
Name: To do date: Finished date:
Usual but you can add more info if needed
We can measure throughput
TO DO DOING DONE
T1
T2
T3
T4
Number of finished taks: 4
T1
T2
T3
T4
Throughput
We can measure throughput
TO DO DOING DONE
We can measure lead time
T1 T1 T1
Time “t” in order to finish T1
TO DO DOING DONE
We can measure lead time
T1 T1 T1
Lead Time
TO DO DOING DONE
We can measure net work
T1 T1 T1
Time “t” for T1 net work
TO DO DOING DONE
We can measure net work
TO DO DOING DONE
T1 T1 T1
Cycle time
TO DO DOING DONE
T1
T2
T3
T4
T1
T2
T3
T4
We can measure the work-in-progress
Work in progress: 2
T1
T2
T3
T4
T1
T2
T3
T4
We can measure the work-in-progress
W.I.P
TO DO DOING DONE
Kanban Some problems and
their solutions
看板
Do you have too many tasks?
TO DO DOING DONE
T1 T2
T3
T4
Problem #1
Do you have too many tasks?
TO DO DOING DONE
T1 T2
T3
T4
Kanban helps but can’t do miracles You have to sort, delete and prioritize!
Pending column
TO DO DOING DONE PENDING
Pending column
New column for pending tasks
Place here all new tasks
TO DO DOING DONE PENDING
Pending column
TO DO DOING DONE PENDING
T1
T2
T3
T4
Task ready to start working on it
Pending task
Pending column
TO DO DOING DONE PENDING
T1
T2
T3
T4
What we choose?
Pending column
TO DO DOING DONE PENDING
ERASED
Board with erased tasks
T4
The task is not ready to get started and is not important
Task is ready to start and it’s important
We can keep them visible or delete
TO DO DOING DONE PENDING
ERASED
Board with erased tasks
T4
TO DO DOING DONE PENDING
More information about the task
TO DO DOING DONE
Task name: Responsible: Importance: “To do” date: Finished date:
More information about the task
TO DO DOING DONE
Task name: Responsible: Importance: “To do” date: Finished date:
Assign the importance of the task, for example from 1 to 5
More information about the task
TO DO DOING DONE
Task name: Responsible: Importance: Complexity: “To do” date: Finished date:
More information about the task
TO DO DOING DONE
Task name: Responsible: Importance: Complexity: “To do” date: Finished date:
If you also assign complexity we can select combining complexity and importance
Choosing with importance
Importance High to Low +
-
Ordered tasks using importance
TO DO DOING DONE PENDING
T1
T2
T3
T4
Importance = 5
Importance = 4
Importance = 3
Importance = 2
Choosing with importance
TO DO DOING DONE PENDING
Complexity Low to High
+
-
-
+
Ordered tasks using importance and complexity
Choosing with importance
TO DO DOING DONE PENDING
Importance High to Low
+
-
-
+
Lower importance and high complexity tasks, are candidates for deletion
Choosing with importance
TO DO DOING DONE PENDING
T1
T2
T3
T4
Importance = 5
Importance = 4
Importance = 3 Complexity= 1
Importance = 3 Complexity= 2
Choosing with importance and complexity
TO DO DOING DONE PENDING
Not finished
T1
T2
T3
T4
Problem #2
Not ready
TO DO DOING DONE
T1
T2
T3
T4
T1
Task goes back to DOING
Not finished
TO DO DOING DONE
T1 T1
T1
T1
Still not ready, pending things to do
1
2
3
Not finished
TO DO DOING DONE
Adding done criteria
Name: Responsible: Done criteria: Importance: Complexity: “To do” date: Finished date:
Adding done criteria in order to know that the task is done.
TO DO DOING DONE
Done criteria
T1
T2
T3
T4
Done criteria is fulfilled
T1
TO DO DOING DONE
T1
T2
T3
T4
Done criteria
If all tasks have the same done criteria, it could be placed in the section
T1
Done criteria
TO DO DOING DONE
Blocked tasks
T1
T2
T3
T4
The task can not be completed (usually depends on third party activities)
Problem #3
TO DO DOING DONE
T1
T2
T3
T4
Mark the blocked task
Colored sticker or any other sign
Blocked tasks
TO DO DOING DONE
A section for blocked tasks can be added
T1
T2
T4
T3
Task is moved to the blocked section
T1
TO DO DOING DONE BLOCKED
T1
T2
T4
T1 Goes back to DOING when block is released
T3
A section for blocked tasks can be added
TO DO DOING DONE BLOCKED
Blocked or waiting a response
TERMINADO
T1
T2
T4
T3
Waiting a response
Problem #3, with waiting
Blocked by a problem
TO DO DOING BLOCKED
T1
T2
T4
T3
Waiting time is recorded
Elapsed time until the problem is resolved is recorded
Blocked or waiting a response
TO DO DOING BLOCKED DONE
Working in too many tasks
T1
T2
T3
T4
Problem #4
Working on all of them and no finished tasks
Blocking Multitasks Procrastinate
TO DO DOING
Work in progress
T1
T2
T4
T3
Work in Progress (WIP) = 2
Limiting work in progress in DOING
TO DO DOING DONE BLOCKED
T1
T2
T4
T3
WIP = 2
Work in progress limit (WIP) = 2 Showed in the board
Work in progress
TO DO DOING DONE BLOCKED
T1
T2
T4
T3
WIP = 2
Work in progress
TO DO DOING DONE BLOCKED
The goal is to keep a sustainable pace
WIP = 2
Work in progress
TO DO DOING DONE BLOCKED
T1
T2
T4
T3 T2 T3
New task enter in column only if WIP is below limit
Kanban
All together
看板
TO DO DOING DONE PENDING BLOCKED
WIP= 2
T1
T2
T3
T4
T6
T5
T7
T8
DONE CRITERIA
Kanban
Different tasks
看板
WIP = 2
T1 T2
T3
T4
T6
T5
T7
T8
DONE CRITERIA
Some tasks are different
Different tasks TO DO DOING DONE PENDING BLOCKED
WIP = 2
T1 T2
T3
T4
T6
T5
T7
T8
DONE CRITERIA
Done criteria will vary for each task type
Different tasks
we can identify task type with different colors
TO DO DOING DONE PENDING BLOCKED
WIP= 2
T1
T3
T4
T6
T5
T7
T8
Different tasks can be separated with swim lines
T2
T4
T5
T8
Different tasks TO DO DOING DONE PENDING BLOCKED
Kanban When DOING is
complex
看板
Several steps in DOING
TO DO DOING DONE
T1
T2
T4
BLOCKED
T3
WIP = 2
T2 T3
Steps are needed in order to finish the task
Analyzing the process
Value added chain
P1 P2 P3 Input Output O1 = I2 O2 = I3
The output of a process must add value to the input
TO DO DOING DONE PENDING BLOCKED
T1 T2
T3
T4
T6
T5
T7
T8
Split DOING
Split DOING based on the value chain
P1 P2 P3
P1 P2 P3
C1 C2 C3
Done criteria will be different for each step
Kanban
Who is working
看板
T1 T2
T3
T4
T6
T5
T7
T8
Who is working
Responsible for each task is identified
P1 P2 P3
C1 C2 C3
T6
TO DO DOING DONE PENDING BLOCKED
Kanban
Fundamentals
看板
T1 T2
T3
T4
T6
T5
T7
T8
Visibility
P1 P2 P3
C1 C2 C3
White board shows what is happening
1
TO DO DOING DONE PENDING BLOCKED
Visibility
TO DO DOING DONE
Task name: Responsible: Done criteria: TO DO date: DONE date: Priority: Complexity:
Management key information
1
T1 T2
T3
T4
T6
T5
T7
T8
Focus on the flow
Focus on the added value flow
P1 P2 P3
P1 P2 P3
C1 C2 C3
2
TO DO DOING DONE PENDING BLOCKED
T1 T2
T3
T4
T6
T5
T7
T8
Explicit quality policy as done criteria
Each process has its done criteria
P1 P2 P3
P1 P2 P3
C1 C2 C3
3
TO DO DOING DONE PENDING BLOCKED
T1 T2
T3
T4
T6
T5
T8
Explicit quality policy as done criteria
P1 P2 P3
P1 P2 P3
C1 C2 C3
3
TO DO DOING DONE PENDING BLOCKED
T1 T1
T7 If done criteria is fulfilled, task is considered done
Measurement 4
Date TODO DOING BLOCKED DONE
01/03/2015 10 0 0 0
02/03/2015 8 1 1 0
03/03/2015 5 2 1 2
04/03/2015 7 3 2 2
05/03/2015 7 3 0 4
06/03/2015 6 3 1 4
07/03/2015 8 3 0 5
08/03/2015 9 4 0 5
09/03/2015 10 2 2 7
10/03/2015 9 1 3 8
11/03/2015 10 2 2 9
For each day
We recorded how many tasks are in each stage of the process
Measurement 4
Process steps
0 0 2 2
4 4 5 5 7 8 9 10
12 14
16 18 19
21 22 23 25
27 29 30
0 1
2 3 3
3 3 4
2 1 2 2
2
2
2 1
2 1 1
2 2
2 3
2
0
5
10
15
20
25
30
35
400
1/0
3/2
01
5
02
/03
/20
15
03
/03
/20
15
04
/03
/20
15
05
/03
/20
15
06
/03
/20
15
07
/03
/20
15
08
/03
/20
15
09
/03
/20
15
10
/03
/20
15
11
/03
/20
15
12
/03
/20
15
13
/03
/20
15
14
/03
/20
15
15
/03
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15
16
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17
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15
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15
20
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15
21
/03
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15
22
/03
/20
15
23
/03
/20
15
24
/03
/20
15
TO DO
DOING
BLOCKED
DONE
Work in progress
Measurement 4
0 0 2 2
4 4 5 5 7 8 9 10
12 14
16 18 19
21 22 23 25
27 29 30
0 1
2 3 3
3 3 4
2 1 2 2
2
2
2 1
2 1 1
2 2
2 3
2
0
5
10
15
20
25
30
35
400
1/0
3/2
01
5
02
/03
/20
15
03
/03
/20
15
04
/03
/20
15
05
/03
/20
15
06
/03
/20
15
07
/03
/20
15
08
/03
/20
15
09
/03
/20
15
10
/03
/20
15
11
/03
/20
15
12
/03
/20
15
13
/03
/20
15
14
/03
/20
15
15
/03
/20
15
16
/03
/20
15
17
/03
/20
15
18
/03
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19
/03
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20
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/20
15
21
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15
22
/03
/20
15
23
/03
/20
15
24
/03
/20
15
TO DO
DOING
BLOCKED
DONE
Effective work average
Measurement 4
0 0 2 2
4 4 5 5 7 8 9 10
12 14
16 18 19
21 22 23 25
27 29 30
0 1
2 3 3
3 3 4
2 1 2 2
2
2
2 1
2 1 1
2 2
2 3
2
0
5
10
15
20
25
30
35
400
1/0
3/2
01
5
02
/03
/20
15
03
/03
/20
15
04
/03
/20
15
05
/03
/20
15
06
/03
/20
15
07
/03
/20
15
08
/03
/20
15
09
/03
/20
15
10
/03
/20
15
11
/03
/20
15
12
/03
/20
15
13
/03
/20
15
14
/03
/20
15
15
/03
/20
15
16
/03
/20
15
17
/03
/20
15
18
/03
/20
15
19
/03
/20
15
20
/03
/20
15
21
/03
/20
15
22
/03
/20
15
23
/03
/20
15
24
/03
/20
15
TO DO
DOING
BLOCKED
DONE
Possible bottle neck due to too much blocks
Possible impediment
Limit work in progress
T1
T2
T4
T3
WIP = 2
Looking for a sustainable pace
5
TO DO DOING DONE BLOCKED
T1
T2
T4
T3
WIP = 3
Try and measure reulus
5
Change WIP
Limit work in progress
TO DO DOING DONE BLOCKED
Try and measure results
Change WIP
TO DO DOING DONE PENDING BLOCKED
WIP = 2
T1 T2
T3
T4
T6
T5
T7
T8
DONE CRITERIA
WIP can be set in other columns
Limit work in progress 5
WIP = 2
T1 T2
T3
T4 T6
T5
T7
T8
DONE CRITERIA
WIP limit can be set in order to make the process more agile
5
WIP = 3
TO DO DOING DONE PENDING BLOCKED
Limit work in progress
WIP = 2
T1 T2
T3
T4 T6
T5
T7
T8
DONE CRITERIA
5
WIP = 3
TO DO DOING DONE PENDING BLOCKED
Limit work in progress
Limiting WIP in TO DO pushes to keep PENDING update
Continuous improvement 6
Plan
Do
Check
Act
Kanban Little law
(why WIP should be limited)
看板
Little law
𝐿𝑒𝑎𝑑 𝑇𝑖𝑚𝑒 =𝑊. 𝐼. 𝑃.
𝑇𝑟𝑜𝑢𝑔ℎ𝑝𝑢𝑡
Little law
TO DO DOING DONE
T1 T2
Lead Time
T3
T4
T5
T6
T7
T8
Throughput
WIP
𝐿𝑒𝑎𝑑 𝑇𝑖𝑚𝑒 =𝑊. 𝐼. 𝑃.
𝑇𝑟𝑜𝑢𝑔ℎ𝑝𝑢𝑡
If WIP increases, so does Lead Time
+ +
Little law
𝐿𝑒𝑎𝑑 𝑇𝑖𝑚𝑒 =𝑊. 𝐼. 𝑃.
𝑇𝑟𝑜𝑢𝑔ℎ𝑝𝑢𝑡
Limiting WIP
-
Increasing throughput
+
Optimizing
𝐿𝑒𝑎𝑑 𝑇𝑖𝑚𝑒 =𝑊. 𝐼. 𝑃.
𝑇𝑟𝑜𝑢𝑔ℎ𝑝𝑢𝑡
References
1. Kanban and Scrum - making the most of both; Henrik Kniberg & Mattias Skarin; Info Q en http://www.infoq.com/minibooks/kanban-scrum-minibook
2. Priming Kanban; Jesper Boeg; en http://www.infoq.com/minibooks/priming-kanban-jesper-boeg
3. Lean Software Development: An Agile Toolkit; Mary Poppendieck, Tom Poppendieck; Addison Wesley
4. http://www.everydaykanban.com/what-is-kanban/
5. http://www.scrummanager.net/files/flujotableroskanban.pdf
LIDICALSO Laboratorio de Investigación y Desarrollo en Ingeniería y Calidad de Software
LIDICALSO http://www.institucional.frc.utn.edu.ar/sistemas/lidicalso/
Departamento de Ing. en Sistemas de Información UTN FRC Córdoba, Argentina
Álvaro Ruiz de Mendarozqueta
skype: alvaro.rdm
http://www.slideshare.net/AlvaroRuizdeMendaroz
