Determines the number of blocks or pages that are read at a time from the primary database transaction log.
This parameter is available for Oracle and Microsoft
SQL Server.
64
An integer between 1 - 8192
In Microsoft SQL Server, transaction log page sizes can be 2K, 4K, 8K, or 16K.
In Oracle, redo block sizes are 512 bytes for all platforms except HP, for which the block size is 1024 bytes. The block size is not configurable.
In Oracle, the log_read_block_count affects only the read for online redo logs. The archive_log_read_block_count controls the read for archive redo logs.
auto_adjust_block_count configuration parameter.