To run Sybase IQ 12.6 on Solaris 2.8, use the Solaris 2.8 February 2002 release with a minimum of the Solaris 8 Recommended Patch Cluster, dated Apr/01/04.
Solaris 2.8 users must install the following patches in order to run Sybase IQ 12.6:
108827-10 or greater
111433-02 or greater
108434-13 or greater libC
108435-13 or greater libC
Sybase recommends that you keep your system up to date with the latest patch level. Refer to the Sun Microsystems, Inc. Web site for the latest patches.