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Ring Buffer Configuration Guide: Difference between revisions
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→Disk read and write performance
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Note that one disk can have '''one''' shared ring buffer or be part of '''one''' cluster ring buffer. Hard disk drives have a high constant write rate when only one write is active. | Note that one disk can have '''one''' shared ring buffer or be part of '''one''' cluster ring buffer. Hard disk drives have a high constant write rate when only one write is active. | ||
The Allegro Network Multimeter has a ''write first'' policy on the ring buffer devices. The Allegro prioritizes writes over reads for | The Allegro Network Multimeter has a ''write first'' policy on the ring buffer devices. The Allegro prioritizes writes over reads for storage. A pcap read can be very slow when there is a high write rate to the ring buffer. | ||
=== Concurrent '''ring buffer''' and live '''pcap''' recording === | === Concurrent '''ring buffer''' and live '''pcap''' recording === | ||