The tanks I know usually put a lot into health, and usually strive for for 20k ish stam and a little less magicka. Newer trial bosses tend to hurt a lot, and tanks need that health to not die.
For the love of Kyne, buff sorc. PC NACP 2100+Star-Sïnger - Khajiit Magicka Sorc - EP Grand Overlord - Flawless Conqueror vMA/vBRP/vDSA no death/vHel Ra HM/vAA HM/vSO HM/vMoL HM/vHoF HM/vAS +2/vCR+3/vSS HMs/vKA HMs/vVH/vRG Oax HM/vDSR