On heroic 20-man, my team suffered 336,000 DPS onto ourselves during this pull, at one point the healing team almost hitting 1,000,000 HPS.
https://www.warcraftlogs.com/reports...6&type=healing
Didn't Blizzard have a whole discussion about how they want healing to be more measured and less bursty? This triggered my PTSD from Heroic Thok.