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3
votes
1answer
2k views

Pgpool, Postgresql and Apache tuning (1000 concurrent spatial queries) [closed]

I'm trying to configure a load balancing system. I've a python script, invoked through mod_wsgi on Apache, that generates a query and executes it on pgpool: request-> wsgi python -> pgpool -> ...
1
vote
1answer
626 views

Improve performance for my plsql block

First of all let me make kind of a disclaimer here: 1) i'm a developer, not an administrator; 2) and i dont have admin rights on my database. 3) table specs : -- oulp_path_attendance_base_t - 5....
6
votes
1answer
2k views

Tuning dedicated Percona Server with XtraDB for OLTP

Hardware specs for an OLTP DB dual quad core xeon with hyperthreading 24GB ram Hardware RAID10 BBU Software specs Standard install of Ubuntu 10.04LTS with default LVM partitioning Installed ...
2
votes
1answer
329 views

SQL Server 2008 R2 DETA Error: Can not get minimal database information in allotted time

I have a 18,6 GB SQL Server 2008 R2 profiler trace file. Trace file recorded at tuning profile. When I submit this trace file to database engine tuning advisor I get this error: Error: Can not get ...
64
votes
4answers
108k views

Possible to make MySQL use more than one core?

I've been presented with some dedicated MySQL servers that never use more than a single core. I'm more developer then DBA for MySQL so need some help Setup The servers are quite hefty with an OLAP/...
9
votes
2answers
2k views

DTA Recommends to CREATE STATISTICS

I just ran a T-SQL query through DTA and one of the recommendations is to CREATE STATISTICS on one of the columns that is part of many of the queries in the SQL code file. My question is, how exactly ...
2
votes
1answer
138 views

Can SQL profiles be deployed to other Oracle Databases?

When using The SQL Tuning Advisor in SQL-Developer. I get often some recommendations to accept a SQL-Profil. I guess it is a good idea to do so. But is this similar to proposed indexes, which I can ...