Jazz Performance

• Network

• Jazz Admin Console

• nmon

• WAIT

• http watch

• JazzMon

• ICounterContentService

Network

• Using Metronome to Gauge Network Throughput and Latency

– RTC Eclipse client Window -> Preferences.  In the resulting dialog, navigate to Team -> Jazz Source Control, and check the box for the Metronome tool.

• Netalyzer tool from Berkley labs

– http://netalyzr.icsi.berkeley.edu/

• Dashboard widget: Performance Health Check

Jazz Metronome

Netalyzr

Performance Health Check

Jazz Admin Console

• available only to users with Jazz Admin rights.

Jazz Admin Console

nmon

• great tool that allows you to see how your system is performing.

• download area on SourceForge

• download the nmonanalyser spreadsheet

• CPU, Memory, Disk I/O, Network I/O

nmon

WAIT

• WAIT (Whole system Analysis of Idle Time)

• great little tool that analyzes javacores to tell you what is going on in your system.

• ./waitDataCollector.sh --sleep 600 27050

• Submit to WAIT for analysis

WAIT

http watch

• web browser debugger and monitor tool

• The initial series of GET operations are pulling the typical header information and CSS information for rendering the page, along with the initial JavaScript needed for the page.

• The first POST command is the beginning of the retrieval of the information being displayed.

• the differences between the various browsers and browser versions?

httpWatch

JazzMon

• JazzMon is a tool that will help you make more sense out of Jazz server traffic patterns based on webservice reports.

• scm.common.IScmService.refreshWorkspaces – this shows the number of workspace refreshes happening.

• scm.common.IScmService.compareWorkspaces – this shows the number of workspace comparisons being done

• scm.common.IVersionedContentService.GET – this is the actual fetch of a file from the SCM repository.

JazzMon

ICounterContentService

•    <your jazz server uri>/service/com.ibm.team.repository.service.internal.counters.ICounterContentService/ is a web page which describes the server runtime statistics for the duration of the server uptime. 

• Source Control operations are often the most resource intensive, so you can use the average times for IScmService as an indicator of the relative health of your server. 

• createBaseline()

• createChangeSet()

• createWorkspace()

• acceptCombined()

• IVersionedContentService#GET()

https://jazzdev.torolab.ibm.com:9443/jazz/service/

com.ibm.team.repository.service.internal.counters.ICounterContentService/

• Jazz Performance Part 1 – Is my Network Causing me Pain?

• Jazz Performance Part 1 – Is my Network Causing me Pain?

• Jazz Performance Part 1 – Is my Network Causing me Pain?

• Tuning the Rational Team Concert 4.0 server

• Running slow? Get a health check

• Jazz Performance Monitoring Guide

• (J)Metering a Jazz server – Part I

• (J)Metering a Jazz server – Part II

• The ICSI Netalyzr

• JazzMon - Seeing what your server is up to

• JazzMon Wiki

• IBM Whole-system Analysis of Idle Time

Q&A