She's definitely a stylist and her experimental prose can be challenging depending on the book.
The Waves is not all stream-of-consciousness but feels like it since it is a blur of inner monologues, a sea of voices.
Mrs. Dalloway uses it to a lesser degree, which is one of the reasons I liked it better; the second being the events of the story all exist within one day. Faulkner also uses Woolf's (and Joyce's) writing device with
The Sound and the Fury, a book that I had to read twice to fully understand. Readers either love it or hate it. I appreciate her pioneering spirit and her contribution to World Literature but when it comes to this device, I prefer a minimalistic approach.
As for the abundance of commas, I'm a transgressor, too.
I'm trying to curtail this bad habit.