Viewing 15 posts - 436 through 450 (of 2,640 total)
guessed as much. sorry no experience. I'd try resources and maybe perfmon.
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
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January 16, 2009 at 1:09 pm
try dropping from this menu
http://www.grumpyolddba.co.uk/Infrastructure/Infrastructure.htm
it has details of the tests I've been using. Sadly I cannot name the san I've been testing. shared luns are a problem,...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 1:05 pm
you'll also need experience with systems, something which will only come with time. This isn't something you can learn from a few links and blog posts.
I'd suggest you purchase...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 12:05 pm
sorry can you clarify TFS for me? I'd check the usual suspects, memory, cpu, disk access, disk latency.
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 12:01 pm
although technically with 8gb of ram you might expect a 2gb db to be in buffer cache you might actually be surprised how buffer cache gets used by sql server....
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 11:59 am
if you go to my web site http://www.grumpyolddba.co.uk/monitoring/Creating%20Custom%20Reports%20for%20the%20DBA.htm
there's an rdl that will show blocking sessions, there's a couple of other rdls that may help by the sounds of things!!...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 11:55 am
only if you haven't been using the san I've been testing!!!!
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 11:48 am
Regardless of x64/x32 you must leave adequate memory for the o/s. Despite your db only being 3GB, memory is also used by master. msdb, tempdb and system resource dbs. Believe...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 11:47 am
Partitioning is the only way to handle big databases but do consider the increased admin overhead in managing all those files, filegroups and partitions!
Yup it's enterprise only, I have ...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 11:35 am
You also mentioned raid 6, I don't think you could possibly have a worse raid level for writes; 2 parity disks; you might as well use a floppy and I'd...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 16, 2009 at 11:29 am
are you trying to create a snapshot or was that the error raised from checkdb on msdb ?
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
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http://sqlblogcasts.com/blogs/grumpyolddba/
January 14, 2009 at 7:16 am
Ah but you have the classic combination for poor performance, VM + SAN.
Monitor the io completion latency in perfmon .. Avg Disk sec/write , Avg Disk sec/read for each...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 13, 2009 at 4:52 pm
well I wouldn't worry too much about what your monitoring tool says!! If you've set the memory for sql server correctly then memory should be good. You ideally don't want...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
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http://sqlblogcasts.com/blogs/grumpyolddba/
January 13, 2009 at 4:41 pm
see what a hornets nest this stirs up. I'm pretty sure iscsi sans work on 1gb ethernet, that's going to be one hell of a bottleneck. all luns across all...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 12, 2009 at 3:33 pm
Ah don't you just love vendors!! I can tell you of a BI vendor who set a DW database to binary collation ( case sensitive for our readers )...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
January 12, 2009 at 1:44 pm
Viewing 15 posts - 436 through 450 (of 2,640 total)