Diffstat (limited to 'doc/btt.1')
1 files changed, 10 insertions, 0 deletions
@@ -59,6 +59,8 @@ btt \- analyse block i/o traces produces by blktrace
[ \-V | \-\-version ]
[ \-z <\fIoutput name\fR> | \-\-q2d\-latencies=<\fIoutput name\fR> ]
+[ \-Z | \-\-do\-active ]
@@ -339,6 +341,14 @@ respectively. The supplied argument provides the basis for the output
name for each device.
+The \-Z will output files containing data which can be plotted showing
+per\-device (and total system) I/O activity.
\fIbtt\fR was written by Alan D. Brunelle. This man page was created