Oracle RAC on RedHat Linux Best Practice guide and ... - OpenMPE
Oracle RAC on RedHat Linux Best Practice guide and ... - OpenMPE
Oracle RAC on RedHat Linux Best Practice guide and ... - OpenMPE
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Enable asynchr<strong>on</strong>ous io.<br />
Install “opatch” utility (2617419)<br />
Apply the patch 3016968 which is necessary to enable asych_io.<br />
Recompile the kernel to enable access to libaio <strong>and</strong> skgaioi.o.<br />
cd to $O<str<strong>on</strong>g>RAC</str<strong>on</strong>g>LE_HOME/rdbms/lib<br />
make -f ins_rdbms.mk async_<strong>on</strong><br />
make -f ins_rdbms.mk ioracle<br />
Make sure that all <str<strong>on</strong>g>Oracle</str<strong>on</strong>g> datafiles reside <strong>on</strong> filesystems that support<br />
asynchr<strong>on</strong>ous I/O. (For example, ext2, ext3, ocfs in <strong>RedHat</strong> 3) or <strong>on</strong><br />
raw device.<br />
Set init.ora file or spfile.ora<br />
'disk_asynch_io=true'<br />
‘filesystemio_opti<strong>on</strong>s=asynch' (if dbf are <strong>on</strong> file system)<br />
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