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3
votes
1answer
4k views

How can I tell if NUMA is enabled on a MongoDB server?

Our mongodb process is consistently using >100% of our CPU (this is on an Ubuntu 64-bit server on Linode) and we're casting about for performance improvements. One suggestion we found was that ...
4
votes
1answer
312 views

Mysql InnoDB table size performance

I have a table that is closely approaching 2 million records. This table stores a history of transactions. This is on a high traffic website but also the table is not accessed regularly. We ...
5
votes
4answers
5k views

MySQL, disk I/O and SSD drives

We have a LAMP box with 2x mirrored 1 TB WD Black Caviar disks running the whole OS and MySQL. 8 GB / RAM, 2x quad core CPUs. We're really taxed on disk I/O, and I've been thinking of ...
-1
votes
1answer
37 views

SQL Server Express 2008 R2 limitations

When considering to use an Express Edition of SQL Server 2008 for a system that officially is only tested with full editions, what do I need to know about the limitations? Memory, connections? What ...