Parameter
zcsa/db_max_buftab

Short text
Directory Entries in Table BufferSpecifies the number of directory entries in the resident-tablebuffer. This is the maximum number of tables that can bebuffered. Set the parameter to a large enough value to ensurethat there are always free directory entries.The efficiency of the resident-table buffer depends not onlyupon its size but also upon the number of directory entriesin the buffer (the maximum number of tables that can bebuffered). You can specify the number of directory entries in
Recommendation
One directory entry for every 3000 bytes in thebuffer.
Small systems
700 to 1000 tables (minimum 100 tables)
Medium-sized systems
1000 to 2000 tables
Large systems
2000 to 4000 tables.

Work area
System , Tuning

Parameter unit
KBytes

Default value
1000 KBytes

Who is allowed
Customer

Limitation for os
None

Limitation for db
None

Other parameter
None

Valid_values
integer value