Articles tagged with: Monitoring
Copying Data: Are We There Yet?
I am sure this will sound familiar: you are copying a large amount of data – either locally or over the network – and you are wondering how long it will take and if there is a way to make things go faster.You may be surprised, but it does matter what type of files you are copying: 1Gb-worth of many small files will take considerably longer to copy than two 500Mb files. The hardware you are using is an important consideration, but it’s not the only factor limiting data transfer speed.
Improving WordPress Performance
WordPress is a great blogging engine and decent CMS. Unfortunately, most available WordPress themes- even those claiming to be “minimalist” – are bloated and slow to load. Heavy CSS stylesheets, multiple Java scripts, numerous graphics …
Installing and Configuring Ganglia
Ganglia is a distributed performance monitoring application used primarily for tracking status of high-performance compute (HPC) clusters. Ganglia is a royal pain in the ass to install and configure even for a seasoned Unix sysadmin. …
Monitoring Veritas VM problems on Solaris
Several Veritas VM and system logs can be used to monitor and diagnose problems with the Volume Manager. An automated script can be used to grab the last few lines from these logs whenever a …
Simple network monitoring with ping
In the Spring of 2005 Comcast experienced a major DNS outage. Since then many Comcast users have switched to DNS servers that belong to Verizon and other ISPs. Comcast started taking a lot of flak …
Using pkg-get on Solaris
Pkg-get Installation Notes
Pkg-get is an open-source, Sun-approved software installation and management tool for Sun Solaris. You can use pkg-get to install a variety of pre-compiled software without having to worry about version compatibility, patch requirements, …
Solaris performance monitoring
The following is a brief overview of common performance monitoring tools for Solaris, including built-in tools, freeware add-ons, and commercial applications.
Souce: http://www.sunperf.com/perfmontools.html
Built-in Tools
vmstat
The vm in vmstat stands for Virtual Memory, of course. So let us …
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