Tag Archives: SCSI Stats

Ingest of Linux SCSI Stats

Measuring storage performance on Linux systems can be done using multiple tools. However, there is one set of tools that comes stock with Linux. These are blktrace and blkparse. These tools trace SCSI commands and data flow through the kernel from request to final write. These tools even show states most people do not know about, such as IO splits. Here is a short tutorial on how to use these tools to collect a trace. If you upload that trace to The Other Other Operation’s workload repository they’ll analyze it and post some results.  You’ll help The Other Other Operation make better benchmarks and learn about how your application actually uses storage.

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