Sensors and network administering


sensornet-work.com keyword stats



Most current MSN search phrases:

successful wireless
alliance hosting
websites speak easy.net/speed test

Performance Tuning Is A Process--Not A Tool

MULTI-MILLION DOLLAR loses occur every daydesigns--and missing the true "gotchas."
due to poor application testing plans, tooNetwork & Application testing crosses many
much trust in automated testing tools and acorporate departments and boundaries. This
general lack of the big picture. Plans arewears people down and makes them ready to
made without understanding how IT all worksaccept any result that will at least get the
together. Yet more automated tools hit thetesting completed. The results are not
market every day. The Web is alive with adssurprising from this perspective. The
for software that will do the following:incident of "successful" application
Analyze your application response time fromperformance in testing is not equal to the
the perspective of the User experience. Endincidence of successful application
to End transparent application monitoring.performance in real-life. Network &
Create "Load" that exactly simulates userapplication performance problems continue
experience. Automate application performanceon--month after month, year after year. Users
analysis & troubleshooting. Based on thesestop sending in tickets but still complain to
products and their claims, you would thinktheir manager. This results in a schism
that the goal of IT Management is to automatebetween perceived problems and reported
all aspects of Network & Applicationproblems. The Solution: There is really only
Performance Troubleshooting. Nevertheless,one consistently successful approach to
here is an important question: Is that not atroubleshooting under-performing networks &
little like asking a chicken to guard theapplications, the Network & Application
chicken coop? Who is monitoring the monitorPerformance Analysis Team. This approach has
tool? Is it not just another application?a near 100% success rate at providing
This goes around in circles. Humans useresolution. It involves utilizing a highly
tools, highly skilled and experienced humans.skilled "SWAT" team of individuals that look
To rely so heavily on automation to monitorat all the component factors. These factors
other automation is to hope one potentialinclude the following: Servers Directory
failure catches another potential failure.Services Operating Systems TCP issues Other
Furthermore, our experience has shown thatProtocol Issues Workstation builds LAN Issues
companies all too often utilize under-skilledWAN Issues User Skills & Training Database
staff for these roles, hoping that the toolOptimization Interaction with other
will know what to do with itself or simpleApplications Server Consolidation /
default configurations will apply. Catch 22?Virtualization Issues The team works with a
Well, yes. You cannot take the need forclient's Subject Matter Experts for the
skill, training and experience out of theapplication and database involved.
equation; even if you believe automated toolsFrequently, a Network & Application
can do the job. Yet experience has shown thatPerformance Analysis Team member is the first
not only do many automated tools not performto understand the application from the bottom
exactly as anticipated, the skill level ofup to the top. People working with other
the human being configuring these tools andhumans--interviewing users, network staff,
tests is critical to the success of the test.application staff and others--utilizing
Here are a few typical problems: It is theprotocol analyzers such as Sniffer, Ethereal,
business user, possibly backed up by theWireShark and others, will find the problem
application Subject Matter Expert (SME) thatconsistently. Resolution is always the
designs most automated application tests.Primary Goal. Barry Koplowitz founded
Between them there is little expertiseInterpath Technologies Corporation in 1999.
regarding the network components, OperatingHe has been consulting in the IT field since
Systems and TCP aspects of the way the1984 and has specialized in the area of
application works on a network--or across aNetwork & Application Analysis
WAN. Frequently they create problems that areTroubleshooting--with various Protocol
not reality based, resulting in testingAnalysis Tools--for the last 11 years.
artificial problems due to incomplete testing



1 A B C 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95