Naoki Fukaumi <fuka...@soum.co.jp> wrote:
> hi tech@,
> 
> new cpu state, CP_SPIN, was added,
>  https://marc.info/?l=openbsd-cvs&m=152630109526317&w=2
> 
> but there is no column for it in the header of iostat,
> 
> $ iostat
>       tty              sd0             cpu
>  tin tout  KB/t  t/s  MB/s  us ni sy in id
>    0    1 11.47    3  0.04   0  0  0  0  0100
> 
> this patch adds "sp" for CP_SPIN.
> 
> --
> FUKAUMI Naoki
> 
> Index: usr.sbin/iostat/iostat.c
> ===================================================================
> RCS file: /cvs/src/usr.sbin/iostat/iostat.c,v
> retrieving revision 1.40
> diff -u -p -u -p -r1.40 iostat.c
> --- usr.sbin/iostat/iostat.c  10 Feb 2018 19:49:50 -0000      1.40
> +++ usr.sbin/iostat/iostat.c  4 Sep 2018 04:19:14 -0000
> @@ -229,7 +229,7 @@ header(void)
>                               printf(" %16.16s ", cur.dk_name[i]);
>  
>       if (ISSET(todo, SHOW_CPU))
> -             printf("            cpu");
> +             printf("               cpu");
>       printf("\n");
>  
>       /* Sub-Headers. */
> @@ -254,7 +254,7 @@ header(void)
>                               printf("     KB  xfr time ");
>  
>       if (ISSET(todo, SHOW_CPU))
> -             printf(" us ni sy in id");
> +             printf(" us ni sy sp in id");
>       printf("\n");
>  }
>  

diff for iostat.8

not sure for the text though
is spinning time, time spent in locks?

The text could be "CPU time waiting for locks" maybe

Index: iostat.8
===================================================================
RCS file: /cvs/src/usr.sbin/iostat/iostat.8,v
retrieving revision 1.26
diff -u -p -r1.26 iostat.8
--- iostat.8    17 Jan 2013 21:39:29 -0000      1.26
+++ iostat.8    5 Sep 2018 08:29:36 -0000
@@ -170,6 +170,8 @@ Seconds spent in disk activity
 % of CPU time in user mode running niced processes
 .It \&sy
 % of CPU time in system mode
+.It \&sy
+% of CPU time spent spinning
 .It \&in
 % of CPU time processing interrupts
 .It \&id

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