Is quotacheck always so ploddingly slow on big filesystems?

I started quotacheck on an 100GB filesystem with only a bit of space
used by a few hundred files and it's been running now for over an hour
and has accumulated almost that much CPU time:

# df -mil
Filesystem  1M-blocks     Used    Avail %Cap    iUsed  iAvail %iCap Mounted on
/dev/sd0a        2908      669     2093  24%    20197   726297   2% /
/dev/sd0e        3441        9     3259   0%      896   880382   0% /var
mfs:121           242        0      230   0%        5    62201   0% /tmp
/dev/raid0a     17226    11236     5129  68%   251353  1968549  11% /build
/dev/raid1a    104305     5098    93990   5%      367  6680591   0% /mfbd

USER    PID %CPU %MEM   VSZ   RSS TT STAT STARTED     TIME COMMAND
root  20800  6.3  0.0   408   308 p3 R     1:31PM 57:22.96 quotacheck -v /mfbd 

-- 
						Greg A. Woods

+1 416 218-0098                  VE3TCP            RoboHack <woods@robohack.ca>
Planix, Inc. <woods@planix.com>          Secrets of the Weird <woods@weird.com>