Feb 23 2011
I’ve noticed backups are getting slower and slower over time going from 500 to 2500MB/min throughput. I run backups on 2 dedicated RAID0 disks hosted on a iSCSI MSA array first, and duplicate them on tapes. Since I want to use the same array for a new database project, I want to measure and tune [...]
Nov 15 2008
Having loads of apps to compile, I worked on improving times. I wasn’t getting the best performances out of my Linux Redhat, so I turned off the cpuspeed service. I don’t know what’s up with cpuspeed, but it doesn’t release the full cpu capabilities. Then I took benefits of the server’s 4 processors running "make [...]
Jun 11 2007
This is related to Freeradius software but can be applied to any application that needs to encrypt Mysql traffic. Freeradius is compliant to Radius protocol characteristics, which give ability to accomplish various actions, such as authenticate users. Number of caveats have been found, not related to the software but to the protocol. Joshua Hill from [...]