Filing Memory Bugs

This page describes the common set of steps for filing a memory bug.

  1. Grab platform-specific measurements.
  2. Grab a memory-infra trace.
  3. File a bug on Attach screenshots and traces from previous steps.


Task Manager

  • Open Task Manager.
  • Select the Details pane.
  • Right click the first row with column names. Select Select Columns.
    • Select Memory (private working set)
    • Select Memory (shared working set)
    • Select Commit size
  • Sort processes with highest Memory (private working set) first by clicking once on the column name.
  • Take a screenshot using Snipping Tool

Task Manager View


Step 1 - Activity Monitor

  • Open Activity Monitor, Select the Memory Tab.
  • Under the View Menu, select the Real Private Memory and Real Memory columns.
  • Sort processes with highest Private Memory first by clicking once on Private Memory.
  • Take a screenshot by pressing cmd + shift + 3.
  • You can also use cmd + shift + 4 to manually select a region on the screen to save.

Activity Monitor View

Step 2 - Terminal

  • Open the Terminal application.
  • Run the following command and report the results. vm_stat

Terminal View



  • Open a shell.
  • Run the command cat /proc/meminfo
  • Record the results.

Terminal View

Memory-Infra Trace

  • Open a new chrome tab and navigate to chrome://tracing
  • Click Record in the top left corner.
  • Click the button Manually select settings and click None under the left column to unselect everything.
  • Under the right column, select memory-infra
  • Click Record. Wait for five seconds. Then click stop.
  • Click the Save button in the top left corner a pick a name for the trace.