IO latency as well.
.. option:: registerfiles : [io_uring]
+
With this option, fio registers the set of files being used with the
kernel. This avoids the overhead of managing file counts in the kernel,
making the submission and completion part more lightweight. Required
$ fio --read_iolog="<file1>:<file2>" --merge_blktrace_file="<output_file>"
Creating only the merged file can be done by passing the command line argument
-:option:`merge-blktrace-only`.
+:option:`--merge-blktrace-only`.
Scaling traces can be done to see the relative impact of any particular trace
being slowed down or sped up. :option:`merge_blktrace_scalars` takes in a colon