That makes sense, partially. But measured in wall-clock time the biggest
slowdown was in the interval between two successive messages
from this set:
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author1.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author2.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author3.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author4.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author5.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author6.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author7.html ...
Writing /www/justus.anglican.org/docs/stsams/list/msgs/h2/author8.html ...