Select Name, Asynch_Io
From V$datafile f, V$iostat_File i
Where f.File# = i.File_No
And (Filetype_Name = 'Data File' Or Filetype_Name = 'Temp File');
NAME ASYNCH_IO
---------------------------------------- ---------
/data/oradata/dms/tbs_acr_h.ora ASYNC_OFF
查看两个参数
复制代码
SQL> show parameter disk_asynch_io
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
disk_asynch_io boolean TRUE
SQL> show parameter filesystemio
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
filesystemio_options string none
修改参数filesystemio_options
alter system set filesystemio_options =asynch sid ='*' scope=spfile;
重启数据库