6
votes
1answer
105 views

Does tempDB disk perf matter if you have plenty of unused memory?

We have a SQL Server 2012 Enterprise setup with a large amount of RAM (256 GB), and at this time fairly small databases (about 17GB). Right now we are experiencing performance issues due to various ...
2
votes
0answers
233 views

SQL Server 2012 Local SSD TempDB Slow

I have a production deployment using local SSDs for tempDB. I have 2 SSDs in a RAID1 configuration. I am seeing average reads of 1-2ms but the average writes are showing as 1377ms on all four of my ...
0
votes
0answers
51 views

TempDB causing high IO writes - dependent on server's max memory setting [duplicate]

I have a mirrored SQL Server 2012 database. The first server has a hugh tempdb write IO load when the maximum memory limit is set above 8192 mb. These 8192 where the original setting for both the ...
3
votes
1answer
239 views

Tempdb data file disappearing

I recently moved my Temp database files onto a separate drive (I had two data files and one log file). However, after restarting the server, my second data file disappeared both from the file list on ...
1
vote
1answer
194 views

Different results from sys.dm_db_file_space_usage with database prefix

To make it simple: According to MSDN (link) among other sources, you can get the amount of current free space in tempdb by using the following bit of TSQL: -- MSDN version SELECT ...
1
vote
1answer
450 views

Does MAXDOP affect the number of tempdb data files I should create?

From what I have read, best practices for configuring tempdb includes creating multiple data files. The rule of thumb as I understand it is if you should create the same number of data files as you ...
5
votes
2answers
1k views

tempdb logs on same drive as tempdb data or with other logs? [duplicate]

For many reasons I only have 3 hard drives (RAIDed and in an Always-On AG) for all my database files: D: Data E: Logs F: Tempdb Should the tempdb log file go on F: with the data file(s) or on E:? ...
5
votes
3answers
4k views

Best practice for tempdb log file

I have read many blogs here and there about how to configure tempdb data files but i didnt found any information regarding the tempdb log file. Here's the strategy that I'm presently using with my ...
2
votes
0answers
209 views

tempdb objects creator wanted, bufferpool issue caused by tempdb objects

I have a number of tables in tempdb named like #A0030B77 #A01D908C #A06D1FCB #A0F72FB0 #A1614404 #A1EB53E9 #A205D8FE #A255683D How (if) can I get spid of the process which created them? These ...