AIO on linux Unix

oracle 9i (9208 , 9203 , 9204 , 9205)皆須上patch 3016968

(365416.1)Asynchronous IO Does Not Appear to Work In 10gR2 on Linux
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oracle on hp ux，hpux 預設不開啟aio，Oracle卻開啟aio，需將oracle設定關閉
alter system set disk_asynch_io=FALSE scope=spfile sid='*';
alter system set filesystemio_options=none scope=spfile sid='*';
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(302801.1)How to disable asynch_io on HP to avoid Ioctl Async_config Error Errno = 1
(139272.1)HP-UXAsynchronous io