Viewing AIO activity
If applications are using
(AIO) to disk, you can use the -O option to
for SMP) to examine the performance
of AIO requests. The values reported include the number
of AIO read and write requests per second, and the
total number of 1KB blocks (both read and write) being
handled per second.
%direct column of
the report shows the percentage of AIO requests
that are passed directly to the disk driver by the
POSIX.1b aio functions defined in the
Software Update for Database Systems (SUDS) library.
Other AIO requests are handled by the
Viewing IPC activity
Viewing process fork and exec activity
© 2003 Caldera International, Inc. All rights reserved.
SCO OpenServer Release 5.0.7 -- 11 February 2003