Deusm: How Facebook Visualizes Cache Health

Facebook has developed a heatmap-based visualization tool for monitoring at a glance the status of large numbers of caching servers. Here is the story of how the company did it.

One of Facebook’s more famous development initiatives is its use of Memcache to handle the large influx of data to keep performance up. And this week we are treated to Facebook engineer Sean Lynch explaining how he and his team came up with a monitoring tool called Claspin, which uses heatmaps to present the status of their systems in a format that can be grasped at a glance.

You can read the full post in Develop in the Cloud here.

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