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Package blktrace

Utilities for performing block layer IO tracing in the Linux kernel

http://brick.kernel.dk/snaps

blktrace is a block layer IO tracing mechanism which provides detailed
information about request queue operations to user space. This package
includes both blktrace, a utility which gathers event traces from the kernel;
and blkparse, a utility which formats trace data collected by blktrace.

You should install the blktrace package if you need to gather detailed
information about IO patterns.

Version: 1.3.0

General Commands

blkparse produce formatted output of event streams of block devices
blkrawverify verifies an output file produced by blkparse
bno_plot generate interactive 3D plot of IO blocks and sizes
btt analyse block i/o traces produces by blktrace
verify_blkparse verifies an output file produced by blkparse

System Administration

blkiomon monitor block device I/O based o blktrace data
blktrace generate traces of the i/o traffic on block devices
btrace perform live tracing for block devices
btrecord recreate IO loads recorded by blktrace
btreplay recreate IO loads recorded by blktrace