Turns out the man page of vmstat in procps was changed on Oct 8 2002: http://cvs.sourceforge.net/viewcvs.py/procps/procps/vmstat.8?r1=1.1&r2=1.2
in reaction to a debian bug report: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=157935 -- Markus Bertheau <[EMAIL PROTECTED]> ---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match