Re: [Planner] Hello... requests, questions.. Critical Chain processing?
- From: linuxg33k <linuxg33k shaw ca>
- To: Planner Project Manager <planner lists imendio com>
- Subject: Re: [Planner] Hello... requests, questions.. Critical Chain processing?
- Date: Sat, 18 Dec 2004 05:55:03 -0800
Great post.
I agree mostly.
Although I don't necessarily agree with the fundamental weakness of
project management.
I believe the fundamental weakness in project management is lack of team
member and process integration.
If a project manager is the only one using the software, gantt charts
and forecasting and so forth are nothing more than postit boards to
track arbitrary process.
However, if you tie something like Planner with something like
GnotimeTracker with something like Evolution (obviously one can get
insanely complicated), all of a sudden you have a self managing
production line. Project would be overviewed by the project manager,
all tasks and todo lists would properly propagate down to the proper
tools for each of those tasks, team members would clock in various tasks
and can complete various items in non linear ways, and all of this
information would flow back up the chain to update gant charts, resource
lists, etc. One can then really start making some usefull decisions and
see real time change.
MsProject tries to do this in strange strange ways, as do many other tools.
I think the only way to bridge this divide is with open source tools and
glue code, I've seen many paltforms come and go that tried to tie all
the pieces together into a one unified whole.
The field of project management also needs more study. Everything I've
read so far on the subject has not been very usefull, so i'll dig into
your linkage as I've not run accross that before.
Thanks.
Roberto Leibman wrote:
Hi,
I've been managing technical projects on and off for a while now, and
everytime I find myself in such a position I start working on my own
project management tool because frankly all out there suck. They suck
in very essential ways; there are fixes and add-ons to some of them
which make them better, but even with that they just don't work. I was
even beta tester for a while for both MS Project and one of the tools
on the market (ProChain).
Have any of you looked at Theory of Constraints type project
management? I believe that it holds a big key into things that would
really make planner stand out from everything else, without the need
of making it overly complex or add every feature under the sun.
I love the simplicity of Planner, and I really think it would be a
great starting point for the kind of thing I have in mind.
The number one mistake that current tools make, according to Critical
Chain thinking is that they all make a very basic assumption that is
VERY wrong: tasks always take a fixed duration (or fixed work). In
reality all tasks are much better modeled as a probability of a task
completing in a given amount of time. Though the Gantt chart (such a
powerful visualization tool) as we know it would have to change
significantly to reflect this change, and as it stands now it is a Bad
Thing (Gantt Chart considered harmful).
Critical Chain project management solves, in a very elegant way, the
whole problem with resource leveling, the self-fulfilling-prophecy
task padding everyone seems to use and I've found that it makes
project management much more focused (you end up looking at very few
numbers, buffers to see how a project is doing), but there aren't any
tools to ease the pain, and shoe-horning current tools is such a
bother I end up using excel (or these days ooffice) to manage.
Here's a good textbook on the subject:
http://www.amazon.com/exec/obidos/tg/detail/-/1574441957/ref=pd_sbs_b_1/002-6900978-8236061?%5Fencoding=UTF8&v=glance
I've found that I can take the leveling algorithms it provides and
manually level (plus calculate and automatically insert buffer tasks)
by hand, it shouldn't be too hard to use it to level resources.
I also like the approach ProChain (a MS Project add-on I used briefly)
takes to update project progress, instead of asking about percentages,
everytime the manager sits to update the project he/she uses a wizard
and updates the number of days remaining on each task currently in the
pipeline (i.e. those not done but whose predecessors are all done),
since new knowledge comes in every day, this number is not always what
you expect, but it is used to update the project in a much more
accurate way.
Anyway, enough of my rant... have these ideas been considered at all?
I'm not doing much management these days, and I only remembered
because I opened up planner for a small project I'm working on alone
(which negates the need for critical chain leveling) and decided to
write this note after a cursory glance to the list archives to see if
this has been addressed.
Perhaps I've picqued some developer's interest, or perhaps next time
I'm managing projects I'll go through the trouble of hacking into
Planner to get it to do what I want.
What do you think?
Roberto
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