On JFS Version 9.2.0 was supporting direct I/O, while 10g is not.
I can set FILESYSTEMIO_OPTIONS to asynch, but not to "directio". As JFS
does support DIRECTIO, I believe this to be a bug. From performance
point of view, it's a rather serious one. I'll report it on metalink.
--
Mladen Gogala
Oracle DBA
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Received on Sat Feb 14 2004 - 22:35:21 CST
