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Dmitriy Samovskiy’s Blog

Entries from February 2009

On rabbitmqctl and badrpc,nodedown

February 19th, 2009 · 8 Comments

In the true spirit of open source community that has formed around RabbitMQ in the past several years and continues growing every week, on the mailing list we have recently tackled an issue when one runs “rabbitmqctl status” and gets “badrpc,nodedown” response, while broker is running as evidenced by ps output. Check out a thread [...]

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Tags: erlang · rabbitmq

Protect Your Blog Against Misbehaving Bots With Apache

February 16th, 2009 · 1 Comment

I recently glanced over Apache httpd logs for this blog. Among other things, I discovered several bots that were making quite a few useless requests, thus driving load on the machine. It wasn’t a big deal but a matter of principle. If all of us webmasters start paying attention to misbehaving bots and block them, [...]

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Tags: web

APIs Foreva, or What If Cloud Computing Were a Bubble

February 4th, 2009 · Comments Off

I recently came across a fascinating book – Pop! Why Bubbles Are Great For The Economy, by Daniel Gross, author and Moneybox columnist for Slate. In it, he focuses on positive consequences of several bubbles in US economic history (namely telegraph, railroads, financial New Deal, Internet, and real state) and shows how “the frenzy of [...]

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Tags: cloud computing