Viewing 15 posts - 4,111 through 4,125 (of 5,841 total)
any kind of performance spike is normal. sustained values are the problem.
I will note that with 4 instances on the box you are 'wasting' roughly 1/8th of your total...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 9:46 pm
Stay away from Embarcadero - hugely overpriced and limited actual monitoring stuff.
I highly recommend SQL Sentry's Performance Advisor. Contact Peter Shire (pshire@sqlsentry.net) and tell him TheSQLGuru sent you and...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 9:44 pm
I have a lot of clients that would be very happy to have your numbers on their machines. 😀
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 9:41 pm
Nicely done. Lots of people just don't understand that data volumes can REALLY alter performance of existing code, and can also make the optimizer take different approaches to queries...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 9:39 pm
jwa082276 (3/15/2010)
Can you explain how to add the recompile hint for this procedure?
Isn't this all dynamic sql anyway? You do not need recompile on that stuff. Each unique...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 10:16 am
Mani-584606 (3/15/2010)
1) What is the 'normal' PLE for the primary node?
It's>300
2) Does the PLE go up after a while on secondary node?
Yes, PLE reaches >300 in <2 mins
3) Are the...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 9:57 am
As a point of reference, I spent several hundred hours a few years ago ELIMINATING/improving hundreds of indexes a company created by going hog-wild with Database Tuning Advisor. The...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 8:47 am
You might be able to force the plan to be the same as the lower-memory one by using a plan guide. Or use hints to achieve the same result.
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 8:43 am
Mani-584606 (3/14/2010)
Is that NORMAL to get low page life expectancy when the SQL server service fail over to passive node?
Because I'm seeing very low value of 4 for Page life...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 15, 2010 at 8:41 am
mattfitz (3/12/2010)
We inherited a custom app with substantial amount of generated dynamic tsql.
I need to identify the code being executed so it...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 13, 2010 at 8:20 am
I highly recommend Performance Advisor from SQL Sentry.
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 12, 2010 at 7:05 am
There are a kajillion things that can affect performance. Read books, take classes, do the work for several years. If you are smart then by that point you...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 10, 2010 at 6:21 am
Gail, we don't have enough information to know if 15GB is an appropriate amount of logging for his reorg/build. If the OP has 2TB of tables then 15GB could...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 10, 2010 at 6:19 am
>>We are facing severe performance probs on one of our prod servers.
I never understand posters who make statements like that and then hunt and peck on a forum for days...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 8, 2010 at 10:31 pm
If you know the database, user or application or even table for your critical stuff you can query various DMVs to see executing queries and the amount of effort (CPU,...
Best,
Kevin G. Boles
SQL Server Consultant
SQL MVP 2007-2012
TheSQLGuru on googles mail service
March 8, 2010 at 10:26 pm
Viewing 15 posts - 4,111 through 4,125 (of 5,841 total)