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've always looked at percentage of interface errors as an indicator of which interfaces I should examine. What did I know? Not enough, as it turns out. I've been working with customers on application performance, as you might have guessed from...
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Almost all network management products that collect performance data incorporate some type of rollup as the data ages. In most cases, the data over longer time intervals is averaged and the resulting average value is used in the performance graphs. I...
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In the previous posts, I've described how an NMS can optimize data retrieval and storage. In this post, the last on the topic, I'll discuss several additional optimizations that can be implemented. Request Packing Some devices can handle more...
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In the last post, I suggested writing raw performance data directly into the filesystem. A simple on-disk data structure can make access to the data fast and efficient. In the NMS database, each device has a device ID. Create sets of directories to hold...
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