finally got main memory bandwidth monitoring going and we're pushing 122GB/s across channels 0-3 and 78 GB/s across channels 4-7
no wonder dual epyc 7282 with 4 channels populated per socket had a Very Bad Time
...
also that's one of like 6 possible epyc processors rome or newer that has less than 200 GB/s / socket with 8 channels populated lmao someone fucked up in the past but that someone proooobablyyyyyyy wasn't meeeeeee