Other labels
1. Epic
GNOME
Initiatives and goals across modules and releases. Epics are scoped, prioritized (among other initiatives) and doable. Epics are adviced to follow a Minimum Viable Change approach.
API deprecation
GNOME / GLib
Issues which involve deprecating existing API, which must be done before API freeze (see https://wiki.gnome.org/ReleasePlanning/Freezes)
API break
GNOME / GLib
Issues which require an API break in order to be fixed, and hence cannot be fixed until the next major release of GLib
New API
GNOME / GLib
Issues which introduce new API to GLib, which must land outside of the next API freeze (see https://wiki.gnome.org/ReleasePlanning/Freezes)
Test missing
GNOME / GLib
Merge requests where a unit test needs to be added before it can be merged
1. Performance
GNOME
Human-perceptible delays in response time to user actions, or issues related to the excessive use of system resources like CPU, I/O, GPU, etc.
Prioritized