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BUFFER I/0


BUFFER I/0

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ESAT ERKEC
ESAT ERKEC
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My Sql Server Buffer I/O wait is very high

I have 390 GB RAM
I set the sql server min 300 gb max 350 gb
what is the reason can be
TheSQLGuru
TheSQLGuru
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ESAT ERKEC (11/27/2012)
My Sql Server Buffer I/O wait is very high

I have 390 GB RAM
I set the sql server min 300 gb max 350 gb
what is the reason can be


If you have a multi-terabyte database and you are trying to access lots of it with slow IO subsystem in play you can get this easily. I recommend having a professional tuner give your system a performance review. I suspect lots of suboptimal things will be found.

Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
ESAT ERKEC
ESAT ERKEC
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I have 700 gb db
TheSQLGuru
TheSQLGuru
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ESAT ERKEC (11/28/2012)
I have 700 gb db


which is quite a bit more than your available buffer pool ...

Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
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