Windows 操作系統（不管32bit還是64bit）是不支持oracle db的 db_32k_cache_size參數的。
如下：
F:\oracle\product\10.2.0\db_1\BIN>sqlplus / as sysdba SQL*Plus: Release 10.2.0.4.0 - Production on Tue May 19 09:03:23 2015 Copyright (c) 1982, 2007, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options 09:03:27 sys@FS> show parameter inst NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ active_instance_count integer cluster_database_instances integer 1 instance_groups string instance_name string fs instance_number integer 0 instance_type string RDBMS open_links_per_instance integer 4 parallel_instance_group string parallel_server_instances integer 1 09:03:31 sys@FS> show parameter 32k NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ db_32k_cache_size big integer 0 09:03:37 sys@FS> alter system set db_32k_cache_size=10m; alter system set db_32k_cache_size=10m * ERROR at line 1: ORA-32017: failure in updating SPFILE ORA-00382: 32768 not a valid block size, valid range [..] Elapsed: 00:00:00.09 09:03:48 sys@FS> create tablespace tbs32K 16:43:28 2 datafile 'c:\tbs32K.dbf' size 4M 16:43:28 3 blocksize 32k; create tablespace tbs32K * ERROR at line 1: ORA-00382: 32768 not a valid block size, valid range [2048..16384] Elapsed: 00:00:00.40 16:43:30 sys@FS>
