Re: Control File Sequential Read Waits

Perhaps, you are hitting the issue described in this blog post -
http://www.pythian.com/blogs/363/slow-rman-backups-check-this-out


On 2/26/07, Orysia Husak <Orysia.Husak@xxxxxxxxxxxxx> wrote:
After we upgraded one of our databases from  10.2.0.1 to 10.2.0.2,  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.


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Best regards,
Alex Gorbachev

http://www.oracloid.com
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