Electrolysis/Release Criteria/UI Smoothness

Some UI smoothness metrics may regress, on Windows and Mac, up to 5%, if that gets wins elsewhere.

RASCI:

• Responsible: ?
• Accountable: RyanVM
• Supporting: jmaher
• Consulted:
• Informed: cpeterson, elan, release management

talos TART (tab animation smoothness)

• e10s comparison validated: mconley
• Current e10s diff: worse by 8-12% on all platforms
• BUG: TBD

talos tpaint (first paint for a new window)

• e10s comparison validated: jimm
• Current e10s diff: worse by 30-40% on all platforms
• bug 1174770 - tpaint regressions (3%-33%) in e10s mode compared to non-e10s mode

talos tresize (window resize responsiveness)

• e10s comparison validated: jimm
• Current e10s diff: mixed
  • Windows 8 64: better by 12%
  • Windows 7/XP: worse by 7-12%
  • OS X: worse by 3%
  • Linux: worse by 1%
• bug 1179732 - 11-147% linux*/winxp tresize regression when comparing e10s to non e10s on the same build

talos tps (tab-switch speed)

• e10s comparison validated: jimm
• Current e10s diff: worse by 40-100% on all platforms
• bug 1186585 - 28.2% to 48.5% tps talos regression with e10s enabled