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Document DC-Ops Management Performance reporting needs & design
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Description

first draft

What reports are needed?

  • template:
    • Use case
    • Which data?
    • How is it presented?
    • design notes, algorithms, business logic
  • "How old are our tasks?"
    • As DC Ops manager, I know how old our tasks are, so that I can […?]reassign? re-prioritize?
    • Data
      • Task Name
      • Assigned to
      • Priority level (from Phab…)
      • Effective Priority (some combo of Priority field, manual adjustments, implications of SLO; maybe a manually maintained stack ranking?)
      • SLO
        • Is this the static number from the SLO that applies to this type of task? If so, where does it come from? If not, what is it?
      • Age (calculated from open date, closed date, and in some cases stalled time)
        • Where is stalled time stored, or how is it calculated?
      • Location (data center site or 'procurement', probably from a new tag)
      • Type
    • Presentation
      • A table with all fields from above.
      • Updated daily? hourly? on demand? every minute?
    • Design/algorithms/logic
    • How to determine the "Type"
      • Procurement -
        • Example: {T228214}
        • tag=procurement
        • assigned to=robh (instead of cmjohnson) → change process
        • closed date=Oct 2, 2019
        • create date=July 16, 2019
        • SLO = closed date - create date - stalled time
        • Priority Level = based on SLO or escalated tasks
      • Install -
        • Example: T229251: (2019-08-31)rack/setup/install db2131.codfw.wmnet
        • assigned to=papaul (instead of marostegui) → change process
        • closed date=Aug 14, 2019
        • create date=July 29, 2019 → change process
        • SLO = closed date - create date - stalled time
        • Priority Level = based on SLO or escalated tasks
      • Repair -
        • https://phabricator.wikimedia.org/T237133
        • assigned to=jclark-ctr
        • closed date=Nov 13, 2019
        • create date=Nov 1, 2019
        • SLO = closed date - create date - stalled time
        • Priority Level = based on SLO or escalated tasks
      • Decommission -
      • Miscellaneous -
  • "How long is it taking to close tasks?"
    • As DC Ops manager, I know how old closed tasks are, so that I can [… know status? decide what to re-prioritize? how to assign tasks?]
    • As a data center engineer, I know how old my open tasks are, so that I can know if I'm meeting commitments (SLO).
    • Phabricator data:
      • scope: all tasks for one project? For one data center? Per assignee?
      • fields: name, date opened, date resolved, date stalled, tags
    • Presentation
      • minimum: table with columns: Task name, Lifespan.
      • simplest: one number on a page, with label.
        • "Average age of DC-Ops tasks upon completion: 47 working days"
      • better: bar chart with different value for each data range. Monthly? Quarterly?
    • Calculations:
      • Lifespan = Date Resolved minus Date Opened
      • Lifespan in working days (or Effective Lifespan, or Lifespan except stalled) = Calendar Age minus Stalled Time
      • Could include open tasks as well by using 'today' as the [minimum possible] close time. Keep separate from closed tasks to avoid generating misleading data.
Lower priority
  • "What should I work on next?"
    • Use: As a data center engineer, I want to know what I should work on next, so that my customers' needs are met as well as possible.
    • Use: As a customer, I want to know when my request is going to be worked on, so that I can decide whether to escalate my request.
      • probably will be met with SLO plan.
    • stack-rank all DC-Ops tasks per data center.

Technical Requirements

  • where is the data hosted?
  • how is the report generated?
    • where would a script live?

Event Timeline

JAufrecht created this task.

Willy, please review and verify/correct. Especially, why do you want to know the age of closed tasks? What will you do with this information?

JAufrecht updated the task description. (Show Details)
JAufrecht updated the task description. (Show Details)
wiki_willy claimed this task.