We're having the same problem on sunsite with NCSA 2.3 and Solaris 2.4.
Here's another confirmation --- we've been seeing this on and off at
the MIT AI lab for a while now. It seemed to get worse for some
reason when we switched to a new (dedicated) machine as Web server
this week; this may be coincidental, however. (I don't know if we're
one of "the big sites", but we do get a lot of traffic --- our peak so
far has been very nearly 100K hits/day, or somewhat more than a third
A question --- has anyone observed this syndrome with software other
than NCSA httpd, or with a machine other than a Sun?