11gR2資料庫發現aler log中有報錯：ORA-27090 async io

tolywang發表於2017-02-12
資料庫
ORA-27090 - Unable to Reserve Kernel Resources for Asynchronous Disk I/O (文件 ID 579108.1)

SOLUTION
The "aio-max-nr" kernel limit should be adjusted according to Oracle recommendations which are available in this document: 

Oracle Validated Configuration:


Also, this parameter should be set as follows:
-------------------------------------
fs.aio-max-nr= 3145728

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