Improve memory footprint for the ARM desktop
Identify low-hanging fruit for improving memory usage of a standard graphical environment on ARM. This may include:
- fixing bugs in upstream sources related to memory use
- selecting different applications
- disabling optional features at build-time
Blueprint information
- Status:
- Not started
- Approver:
- Steve Langasek
- Priority:
- Medium
- Drafter:
- Dave Martin
- Direction:
- Needs approval
- Assignee:
- Dave Martin
- Definition:
- Approved
- Series goal:
- None
- Implementation:
-
Not started
- Milestone target:
- None
- Started by
- Completed by
Whiteboard
Work items for 11.05-alpha-3:
define where memory metrics should be output in the filesystem to ease automated extraction: TODO
define use cases for use-case-specific footprint measurement: TODO
Work items:
define an upstart job to run {{{smemcap}}} at a given phase during startup, suggest "start on stopped rc RUNLEVEL=[2345]": TODO
For GUI-enabled images, define a GNOME desktop startup job to run "smemcap" at an appropriate time: TODO
For GUI-enabled images, define a GNOME desktop startup job to capture X resource usage at an appropriate time: TODO
add in kernel memory usage measurement when methodology has been defined: TODO
coordinate with infrastructure team to create scripts for automatically extracting and submitting the memory usage data to an appropriate tracking system, and for extracting metrics from the data: TODO
coordinate with infrastructure team to define how and when memory usage data will be captured: TODO
determine how to use (or hack) xrestop for non-interactive automated data capture: TODO
coordinate with Ubuntu/Debian on the best way to reduce the packaging system footprint and system load (dpkg, apt and apt-xapian-index): TODO
implement packaging system footprint reduction in the linaro images: TODO
fix low-hanging fruit #1: TODO
fix low-hanging fruit #2: TODO
fix low-hanging fruit #3: TODO
Report on status of hot/cold code separation support in gcc: TODO
