How clean does your house have to be if your a stay at home mother?

im a stay at home mother of 2 young kids,i do the cleaning during the day i have a place for everything, i wash the floor every second day,i p the va everyday sometimes twice a day i clean the playroom after there in bed ..i just wake up sometimes felling like ohh i missed a spot, its still dirty..sometimes i dont even look at whats happening and play with them and deal with the mess at the end of the day, but then im tired and i dont fell like it ..how do other stay at home mother deal with the mess