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Right-Sizing the SW Development Process Altaf Khan - PowerPoint PPT Presentation


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Right-Sizing the SW Development Process Altaf Khan. software development process. ?. Good process and continually improving process are admirable goals. They are also very natural goals: Good technical workers will focus on them whether your tell’em to or not !. software process standards ?.

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Presentation Transcript
slide4
They are also very natural goals: Good technical workers will focus on them whether your tell’em to or not!
slide9
how do we know if the model is applicable to all sorts of projects and organizations?(because the author says so!)
slide14

standardize

the interface

slide22
WARNING!One should not expect too great a benefit for the current project, but should look for longer-term improvements
process improvement recipe
Process Improvement Recipe
  • Define “your” current SW development lifecycle
  • Identify the main bottleneck
  • Look for a remedy for removing the bottleneck
  • Remove that bottleneck
  • Identify the next one; find remedy; remove

slide27
measurementshelp in the identification of problems! measurementshelp in determining the effectiveness of remedies!
slide28
Anything that you need to quantify can be measured in some way that is superior to not measuring at all!Tom Gilb
slide30
Time

Actualprogress

Milestone 8 was was actually achieved on the 100th day

Milestone 8 was planned to be achieved on the 91st day

Planned

1 2 3 4 5 6 7 8 9 Sorted Milestones

defects
Defects

Total reported defects

Defects fixed to date

Defects yet to be fixed

Time

defects32
Defects

Upper limit

Actualdefects

Lower limit

Test cases

defect ripple

Three new defects

appeared as a

consequence of

fixing defect 5

DefectRipple

4 -3 -2 -1 -0 -

1 2 3 4 5 6 7 8 9 Defect Fixed

not a defect
Not - A - Defect

4 -3 -2 -1 -0 -

Time

slide37

Keep

measuring

Keep

measuring

Identify

problem

Identify

problem

Propagate

Propagate

Learn

from pilot

Learn

from pilot

Find

remedy

Find

remedy

Pilot

remedy

Pilot

remedy

slide39
Essential ProcessesProject planning & trackingRequirements managementConfiguration managementDefects tracking
slide40
motivatethe team about the benefits before implementing the processinvolve the team in the design of the process
slide41

Don’t make more than a single change during the lifecycles of individual projectsotherwise you’ll impede the progress of the project significantly