xTaskCreatePinnedToCore(
Task1code, /* Function to implement the task */
"Task1", /* Name of the task */
10000, /* Stack size in words */
NULL, /* Task input parameter */
0, /* Priority of the task */
&Task1, /* Task handle. */
0); /* Core where the task should run */


Please explain the line of code from the example

ESP32 Dual Core – Create Tasks

10000, / * Stack size in words * /
What does this parameter mean and how to set it correctly?