Updates

doc/hyperfine.1

@@ -35,7 +35,7 @@ hyperfine \- command\-line benchmarking tool
 .RB [ \-\-style
 .IR TYPE ]
 .RB [ \-\-metrics
-.IR METRIC[:UNIT],...|default|speed|all ]
+.IR METRIC[:UNIT],...|default|time|all ]
 .RB [ \-\-export\-asciidoc
 .IR FILE ]
 .RB [ \-\-export\-csv
@@ -238,7 +238,7 @@ interactive output without any colors. Set this to 'color' to keep the colors
 without any interactive output. Set this to 'none' to disable all the output
 of the tool.
 .HP
-\fB\-\-metrics\fR \fIMETRIC[:UNIT],...|default|speed|all\fP
+\fB\-\-metrics\fR \fIMETRIC[:UNIT],...|default|time|all\fP
 .IP
 Select the metrics to display, in order, with an optional unit for each.
 Default: \fBtime_wall_clock,memory_peak_resident\fR, or \fBtime_wall_clock\fR
@@ -249,9 +249,9 @@ The first benchmark has no change column; subsequent benchmarks show percentage
 changes from the first benchmark. Decreases are green and increases are red
 when colors are enabled.
 .IP
-Use \fBdefault\fR for the platform defaults, \fBspeed\fR for
-\fBtime_wall_clock,time_user,time_system\fR, or \fBall\fR for all available
-metrics in the order listed below. The \fBspeed\fR preset works on all
+Use \fBdefault\fR for the platform defaults, \fBtime\fR for
+\fBtime_wall_clock,time_cpu,time_user,time_system\fR, or \fBall\fR for all available
+metrics in the order listed below. The \fBtime\fR preset works on all
 platforms, including with a shell.
 All presets keep wall\-clock time primary, select display units automatically,
 and must be used alone, without other metrics or unit suffixes.
@@ -259,8 +259,10 @@ The \fBall\fR preset skips metrics unsupported by the platform or shell,
 or missing from any run of a benchmark. If a metric is unavailable for the
 reference, its change displays as N/A.
 .IP
-Time metrics \fBtime_wall_clock\fR, \fBtime_user\fR, and \fBtime_system\fR
+Time metrics \fBtime_wall_clock\fR, \fBtime_cpu\fR, \fBtime_user\fR, and \fBtime_system\fR
 accept units \fBns\fR, \fBus\fR, \fBms\fR, \fBs\fR, \fBmin\fR, and \fBh\fR.
+Total CPU time, \fBtime_cpu\fR, is the sum of user and system time for each run.
+It is summed across threads and can exceed wall\-clock time when work runs in parallel.
 Peak memory, \fBmemory_peak_resident\fR, accepts \fBB\fR, \fBkB\fR,
 \fBMB\fR, \fBGB\fR, \fBTB\fR, \fBKiB\fR, \fBMiB\fR, \fBGiB\fR,
 and \fBTiB\fR.