david rasch — technology. business. life.

david rasch — technology. business. life.

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Posts tagged monitoring

bandwidth monitoring

We’re looking for a good way to take our bandwidth usage from web servers, database servers, and mail servers and do monitoring so that we can answer questions like:

How much bandwidth is site www.example.com using (hourly, daily, monthly, yearly)
See historical graphs and trends of said bandwidth

Do tools already exist? Is the best place for [...]

ganglia–know what’s up with your servers

We continue to see the wonders of monitoring with Ganglia. I’ve put together some of the lessons we learned installing and configuring Ganglia.
Ganglia is a cluster monitoring tools developed for computing clusters. it works just as well for monitoring your servers as your ‘cluster’ grows to more machines. A cluster constitutes any [...]

the pulse

You’ve bought a bunch of servers, they’re all setup at a facility, but how are they doing? How do you know whether your application is slow because there are lots of users or because you’ve got a disk going bad, or because your indexes no longer fit into memory? How do you know [...]

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