What does this mean ?

["Steve O'Hara-Smith" <steve@xxxxxxxxxx>]

	Hi,

	Message on console not too frequent, possibly associated with heavy
disk usage:

thr_umtx_wait FAULT VALUE CHANGE 7162->7165 oncond 0x800990104

	What does it mean, and should I worry ?

-- 
Steve O'Hara-Smith                          |   Directable Mirror Arrays
C:>WIN                                      | A better way to focus the sun
The computer obeys and wins.                |    licences available see
You lose and Bill collects.                 |    http://www.sohara.org/