7
votes
3answers
2k views

How to optimization database for heavy I/O from updates (software and hardware)

The situation I have a postgresql 9.2 database which is quite heavily updated all the time. The system is hence I/O bound, and I'm currently considering making another upgrade, I just need some ...
0
votes
0answers
43 views

Creating a dedicated HD parition at beginning of disk for data files, benefits and draw backs?

I am thinking of creating a dedicated partition on the harddisk for the mysql database data files in /var/lib/mysql , while considering those 2 points: a dedicated partition will avoid any file ...
2
votes
1answer
86 views

Meaning of SQLIO output “counts per second”

I realise that my question isn't strictly 'database' but I know that a lot of DBA's will use the SQLIO tool to check I/O performance on their systems so I'm hoping that somebody here will be able to ...
7
votes
2answers
3k views

general memory requirements for sql server 2008 r2

I'm not experienced with DBA work, but I'm trying to make a case for requesting additional resources for our sql server and was hoping I could get some smart folks to provide a rough rough estimate of ...
6
votes
1answer
246 views

Strange behaviour DBCC Shrinkfile

I am attempting to run a dbcc shrinkfile in chunks of 1GB against a database where 95% of the data has been archived and deleted. I'm leaft with a 235GB file where 9GB is data/indexes. I want to ...
5
votes
1answer
605 views

Optimum configuration for 4 SSD drives

I would like to move a SQL Server database from a shared configuration with the web-server to it's own dedicated box. My current budget will allow me to put 4 disks together in an array with a single ...
8
votes
2answers
1k views

More CPU cores vs faster disks

I'm part of a small company so as usual covering a number of different roles. The latest of which is procuring a dedicated SQL Server box for our .NET web app. We've been quoted on a dual Xeon E5-2620 ...
4
votes
2answers
570 views

What utilities can I use to simulate I/O load for a DB restore and DBCC check?

I'm trying to figure out the peak load I can sustain on new hardware I procured for validating backups and performing DBCC checks. I've been using Crystal Diskmark to get throughput stats which helped ...
1
vote
1answer
167 views

Hard Drive Configuration for my setup

I have a fairly large transactional database (100GB) with a lot of users. The database access is solely via stored procs that make heavy use of temp tables, table variables, cursors and other fun ...