Unified Telemetry/Status reports/July 31 2015

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previous weeks report

Unified Telemetry status report July 31, 2015

Overall Project Health

Last week: Yellow

This week: Yellow - r41 is go live for unified Telemetry. Risks to the project revolve around missing subsession pings and getting about:healthreportcontent work prior to aug 10. Final client changes targeted for same.

Exec Summary

  • Some outstanding issues from the July 30 milestone were missed, meaning not all data validation are yet completed, moved remaining items into August 10th (Team has adopted FireFox iterations to align with greater org)
  • Final client changes needed by August 10
  • Testing plan up on wiki:Telemetry/Testing


Description of Risks/Issues State Owner Plan to Resolve/Mitigation Target Date
Investigate gaps in pings Open Stuart/Alessio https://bugzilla.mozilla.org/show_bug.cgi?id=1185123, working doc 8/10
Data integrity between V2/V4 and V4 internal data consistency Open Brendan/Sam Investigation in progress. Added resources (Sam). https://etherpad.mozilla.org/fhr-v4-validation 8/10
Data continuity across V2/V4 Open Katie/Mark/Trink Plan, Metabug 8/10
Legal review Open BDS/Legal Meeting between groups 8/10
QA sign off (functional, load) Open Stuart Telemetry/Testing 8/10
Operations - data retention requirements Open Travis/Katie Eng team owes ops a doc defining ping types and data retention requirements 8/10
Operations - analysis tools & microservices Open Travis/Mark/Roberto Architecture/Data flow diagram 8/10
Data loss incident Fixed mreid/whd/trink Tee server needs to return error status from old or new. Added Ops resources (Daniel Thornton). 7/15
Remote about:healthreport content Open Katie/BDS Working on pr for fhr-jelly, will deploy next week 8/10
Budget, size of UT pings Open Mark/BDS https://bugzilla.mozilla.org/show_bug.cgi?id=1182693 8/10
Analysis difficulty Open Katie/tbd Spark training; need comprehensive plan 8/10

Accomplished for Last Period

Engineering & Ops


  • Load testing
  • work with softvision

Project management

  • meetings, emails, hand waving

Planned for Upcoming Period


  • Client
    • uplifts required to hit beta
    • focus on work required for about:healthreport (use new apis and migrate content)
  • Pipeline
    • In talk with Databricks wrt to Sparks hosting
    • Mechanism for Heka state preservation when it gets wedged
    • UT specific monitoring and alerting
    • data retention spec
  • Data validation
  • Data continuity
    • Document strategy for executive dashboards with v2 + v4 data


  • building automated jenkins deployments
  • nginx load balanacing


  • Look into prod T issue with Ops
  • continue test suite creation
  • finalizing long term QA engagement (softvision engagement, tooling asks for CI loop based testing)

Project Management

  • Finish triage of bugs
  • remainder of release tasks scheduled

Outstanding requests not yet road mapped into a release

Description State Owner Plan to Resolve/Mitigation Target Date
FireFox OS - app pings Open Katie Need to schedule and understand impact on project TBD
histograms for loop/hello Open Katie Need to schedule and understand impact on project TBD

Important Links/References