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 Low Memory Alert

Author  Topic 

vaddi
Posting Yak Master

145 Posts

Posted - 2007-03-29 : 10:52:15
Hello,

We have a SQL Server 2000 , Windows 2000 Machine.

There are just 5 databases on the machine which are very small around 20 GB all togather. We have been getting Low memory alerts from the last 2 days. The total memory on it is 1 Gb. We have setup to mail the dbadmin when the memory is less than 150 MB. I didnot see any unsual things in the error logs.

What can I look up or should i do to avoid those low memory alerts.

Thanks

dinakar
Master Smack Fu Yak Hacker

2507 Posts

Posted - 2007-03-29 : 13:39:14
Well 1 GB is kinda low considering how cheap memory is these days. Bump it up. Even my desktop has 2 gigs..:)

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X002548
Not Just a Number

15586 Posts

Posted - 2007-03-29 : 15:01:52
Besides that, do you have anything else running on that box?



Brett

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vaddi
Posting Yak Master

145 Posts

Posted - 2007-03-30 : 14:27:30
Other than the 5 db's I donot have anything running on the box. The box has been working well for a long time..but its showing the memoery alert from 3 days.
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dinakar
Master Smack Fu Yak Hacker

2507 Posts

Posted - 2007-03-30 : 14:56:47
Did you have any increased activity in the last 3 days?

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X002548
Not Just a Number

15586 Posts

Posted - 2007-03-31 : 10:57:14
All I can say is, on Friday's, I have a memory low alert


Add more ram

It's probably tempdb




Brett

8-)

Hint: Want your questions answered fast? Follow the direction in this link
http://weblogs.sqlteam.com/brettk/archive/2005/05/25/5276.aspx

Add yourself!
http://www.frappr.com/sqlteam



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vaddi
Posting Yak Master

145 Posts

Posted - 2007-04-11 : 09:33:09
How can check if the tempdb is full or something wrong with the tempdb.
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rmiao
Master Smack Fu Yak Hacker

7266 Posts

Posted - 2007-04-11 : 10:20:26
Shouldn't get full if you let it auto grow, but you can set alert to monitor its size.
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vaddi
Posting Yak Master

145 Posts

Posted - 2007-04-11 : 10:46:18
The memory is set to auto growth and unrestricted file grwoth. I do not think its a problem.
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vaddi
Posting Yak Master

145 Posts

Posted - 2007-04-11 : 11:06:18
Hello guys,

Any other ideas why I am getting the low memory alerts. There are hardly 30 users , no long running queries.

Thanks for any help.
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rmiao
Master Smack Fu Yak Hacker

7266 Posts

Posted - 2007-04-11 : 11:33:31
Are we talking about memory or tempdb?
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rmiao
Master Smack Fu Yak Hacker

7266 Posts

Posted - 2007-04-11 : 11:36:35
For low memory alert, did you let sql server manages memory dynamicaaly? If so, sql will use all available memory on the server.
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vaddi
Posting Yak Master

145 Posts

Posted - 2007-04-11 : 12:12:38
I have set the sql server max memory to default and the low memory alerts increased. The server has a 1 gb memory. So I was thinking , if I can set it to some fixed value remaining some for the OS. what do you think would be good values to fix for sql server. It has got 5 DB's with average 35 users.

Thanks
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rmiao
Master Smack Fu Yak Hacker

7266 Posts

Posted - 2007-04-11 : 14:50:53
I'll set to dynamic since it's dedicated sql server, not even set low memory alert on it.
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vaddi
Posting Yak Master

145 Posts

Posted - 2007-04-11 : 14:57:09
Its already been set to dynamic.

Thanks for the suggestions.
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vaddi
Posting Yak Master

145 Posts

Posted - 2007-04-14 : 11:17:18
The virtual memory seems to be running out . So I have reduced the fixed value to a less 500 MB. And the low memory alerts stopped. I chave read this link

http://msdn2.microsoft.com/en-us/library/aa196734(SQL.80).aspx

thanks

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