Fragmentation is dearest friend of database when you need to deal with Performance, so by using the DBCC statements and other methods here you can deal the database level fragmentation, what about the physical level fragmentation? So what is the best way forward to fix the data file fragmentation in...
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Anonymous
on
03-26-2008
Filed under: sql server, performance, blogs, dbcc, disk space, object, file, best practice, monitoring, showcontig, defrag, diskkeeper
Continuing on the MAX WORKER THREADS topic from ThisBlog I have been asked about method of calculating the amount of system resources that will be used when the setting is increased to 500 from 255 (default). Well, as one of the best practices you must test the implications and usage in hiking such a...
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Anonymous
on
11-15-2007
Filed under: sql server, performance, microsoft, server, tuning, dbcc, system, best practice, testing, resources, sqlperf, max worker threads
This was the question from SSP forums, I’m trying to rebuild few fragmented indexes on a table that is updated on regular basis. The “dbcc showcontig” gave this result: Table: 'Confidential' (999999999); index ID: 5, database ID: 5 LEAF level scan performed. - Pages Scanned.....................
Long ago, not long ago.... No doubt that many of you might have gone through the error above within your SQL environment, also I see many forum posts out there to resolve the issue. The bottom line of this issue is Hardware and no other issue can contribute such a problem. So this is where DBA's...
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Anonymous
on
08-14-2007
Filed under: sql server, performance, database, dbcc, checkdb, table, hardware, corrupted, sysindexes, 8966, 823, page
DBCC UPDATEUSAGE (0); GO Best practice to use DBCC UPDATEUSAGE i ntermittently and must if you have upgraded the database from SQL 2000 to 2005. The usual working fashion of this DBCC statement is to correct the rows, used pages, reserved pages, leaf pages, and data page counts for each partition in...
Yet anothe forums related question I would like to blog, as I have seen in my experience on newsgroups. There will be always a question asking about why Transaction log is filling up and blocking is ocurred when a DBREINDEX & CHECKDB processes are under execution. Well the reason is obvious that...