These thread names are a comma separated list that is used to enable profiling of the threads in the profiler. The name needs to be only a partial match of the thread name to be included. It is whitespace sensitive.
Tute nitkowe mjena su přez komu dźělena lisćina, kotraž so wužiwa, zo by přepytowanje nitkow w profilowaku zmóžnił. Mjeno trjeba so jenož zdźěla z mjenom nitki kryć, kotrež so ma zapřijeć. Na mjezery so dźiwa.