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From: John Baldwin <jhb@freebsd.org>
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Cc: Anonymous <swell.k@gmail.com>
Subject: Re: idle priority > 30 in top(1) and idprio > 31
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On Friday, December 17, 2010 12:16:49 am Anonymous wrote:
> Is the following a regression?
> 
>   $ uname -vm
>   FreeBSD 9.0-HEAD-20101216-JPSNAP #0: Thu Dec 16 07:13:24 UTC 2010
>   root@build-amd64-fbsd.allbsd.org:/usr/obj/usr/src/sys/GENERIC  amd64
> 
>   $ yes >/dev/null &
>   $ idprio 31 -$(pgrep yes)
>   $ top
>     PID USERNAME  THR PRI NICE   SIZE    RES STATE    TIME   WCPU COMMAND
>    2139 luser       1 117 i-23 10052K  1128K RUN      0:41 98.97% yes
>   $ idprio 444 -$(pgrep yes)
>   $ top
>     PID USERNAME  THR PRI NICE   SIZE    RES STATE    TIME   WCPU COMMAND
>    2139 luser       1 117 i-102 10052K  1128K RUN     0:42 97.56% yes
> 
> On 8.0-RELEASE it's different
> 
>   $ yes >/dev/null &
>   $ idprio 31 -$(pgrep yes)
>   $ top
>     PID USERNAME  THR PRI NICE   SIZE    RES STATE    TIME   WCPU COMMAND
>    2653 luser       1 171  i31  5808K   596K RUN      0:10 97.88% yes
>   $ idprio 444 -$(pgrep yes)
>   idprio: idprio: Invalid argument
> 
> - 8.1-RELEASE accepts idprio > 31, e.g. 444.

I've fixed this part.

> - 8.2-BETA1 shows negative values in top(1) like -CURRENT

I don't see that here on HEAD (the top values look correct).

-- 
John Baldwin