Due to a late red flag caused by Valterri Bottas's stoppage, Max Verstappen only had 20 minutes for a final time attack.
Perez set the fastest time on Pirelli's C4 compound tyres, as Red Bull appeared to shift its focus to performance ahead of next week's race.
Alonso believes Verstappen will now enjoy his time on the track as he prepares to mount his first-ever title defence.
Mercedes' Hamilton and Red Bull's Verstappen will be renewing their rivalry at the 2022 F1 Championships.
Gasly set a time of 1:33.902, replacing Ferrari's Charles Leclerc at the top who went fastest in the first session.
F1 pre-season testing is a time of optimism and renewed hope for many, but the time-sheets don't always tell the full story.
Masi's future was a major topic of discussion throughout the off-season, following the contentious decision-making in Abu Dhabi.
The Frenchman believes that 2023 might be his last chance to reach the front of the grid with Red Bull.
The Dutch driver won his maiden world championship title with the team in the 2021 season, which saw him beat Lewis Hamilton to the crown.
Over the past few years, Red Bull have consistently changed their driver line-up. With the exception of Max Verstappen, no one has stuck around.