Re: Control File Sequential Read Waits

  • From: "Alex Gorbachev" <gorbyx@xxxxxxxxx>
  • To: Orysia.Husak@xxxxxxxxxxxxx
  • Date: Tue, 27 Feb 2007 22:34:39 -0500

Perhaps, you are hitting the issue described in this blog post -

On 2/26/07, Orysia Husak <Orysia.Husak@xxxxxxxxxxxxx> wrote:
After we upgraded one of our databases from to,  our rman
backup took 4 to 5 times longer. We began seeing that 65% of the time was
being spent in control file sequential reads. We have googled, did metalink
searches, and submitted an SR, but haven't been able to determine what is
causing the control file sequential read waits.

Best regards,
Alex Gorbachev

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