Archive for the tag 'performance'

 

 

Oct 06 2016

Processing CSV Files with Perl and Bash

Published by under Linux

Olivier, a friend of mine, had to parse a CSV file and took the opportunity to benchmark the performance of 3 programming languages.   The file contains server names and disks he needs to add up into a hash table in order to get the total disk space for each server. He assumes on his […]

No responses yet

Apr 16 2012

Slow Opening of Office Files through a Network

Published by under Windows

Your Excel files on remote networks take up to 2 minutes to load? You think there’s something wrong with your VPN or you need to tune Office? Not at all, here’s how to load your files in just a few seconds! I couldn’t understand why my remote files were so slow to open from a Windows […]

No responses yet

Feb 23 2011

MSA 2012i SAN Performance Windows vs Linux

Published by under Storage

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 […]

No responses yet

Nov 15 2008

Speed up your Compile Times

Published by under Linux

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 […]

No responses yet

Jun 11 2007

Mysql Traffic Encryption with OpenSSL

Published by under Freeradius,Mysql

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 […]

No responses yet

Next »