When you use the RDAREA automatic extension facility, the system outputs log information during the execution of automatic extension. Table 18-16 shows the formula for obtaining the amount of system log information that is output:

Table 18-16 Amount of system log information that is output during the execution of the RDAREA automatic extension facility

Type of RDAREA	Amount of system log information (bytes)
LOB RDAREA	1956
Other than LOB RDAREA	1372 + (144 + p) 2

p: Page size of RDAREA subject to automatic extension