aix.user.attr.fsize
This configuration parameter specifies the soft limit for the largest file that the user process can create. Use -1 to set an unlimited size.
For example, to set the value to 2097151:
aix.user.attr.fsize: 2097151
This parameter corresponds to the aix.fsize attribute in the /etc/security.limits file.
The default value is 2097151.