> Hi!
> do you have 29GB file cache? Do you use directIO?
> Does your database write a lot to disks?
> Regards
> Ivo

sunset:~ # free
        total     used     free   shared   buffers   cached
Mem:    33277372  32716888   560484       0    63348  29162688
-/+ buffers/cache:   3490852  29786520
Swap:   33559776       4  33559772

I don't use directIO, if I turn it on oracle hang on disk operation. This
instance with small disk i/o.


Best regards,
  Andrew Edunov.



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