Date: Fri, 30 May 2014 21:45:18 -0300 From: Fred Pedrisa <fredhps10@hotmail.com> To: "'Adrian Chadd'" <adrian@freebsd.org> Cc: 'freebsd-current' <freebsd-current@freebsd.org> Subject: RES: Thread Scheduler Priority Message-ID: <COL131-DS39D29CA3AE34C4994CF3DB0260@phx.gbl> In-Reply-To: <00f901cf7afd$aba70cc0$02f52640$@hotmail.com> References: <COL131-DS40CDAE671F4A6060C9A85B0240@phx.gbl> <CAJ-VmokR=FgkzW0NMTzp_TUY5-hkq8=YQ=AH3VzXfMC=jVkRwg@mail.gmail.com> <00f901cf7afd$aba70cc0$02f52640$@hotmail.com>
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Any clue on this ? :(
-----Mensagem original-----
De: owner-freebsd-current@freebsd.org
[mailto:owner-freebsd-current@freebsd.org] Em nome de Fred Pedrisa
Enviada em: quinta-feira, 29 de maio de 2014 02:19
Para: 'Adrian Chadd'
Cc: 'freebsd-current'
Assunto: RES: Thread Scheduler Priority
Hello,
Yes.
-----Mensagem original-----
De: owner-freebsd-current@freebsd.org
[mailto:owner-freebsd-current@freebsd.org] Em nome de Adrian Chadd Enviada
em: quinta-feira, 29 de maio de 2014 02:18
Para: Fred Pedrisa
Cc: freebsd-current
Assunto: Re: Thread Scheduler Priority
are you doing this all as root?
-a
On 28 May 2014 22:12, Fred Pedrisa <fredhps10@hotmail.com> wrote:
> Hi, Guys.
>
>
>
> How can I adjust a certain thread to have the maximum system priority
> in the scheduler ?
>
>
>
> I've tried doing it this way :
>
>
>
> /* Set thread priority.
> */
>
> if
> (pthread_getschedparam(ts[gnThreadID], &police, ¶m[gnThreadID]) !=
> 0)
>
> {
>
> error
> ("Unable to get priority");
>
> return
> 1;
>
> }
>
>
> param[gnThreadID].sched_priority = 99;
>
> if
> (pthread_setschedparam(ts[gnThreadID], police, ¶m[gnThreadID]) !=
> 0)
>
> {
>
> error("Unable to set priority");
>
> return 1;
>
> }
>
>
>
> However, in 'top', I don't see the process threads switching to -92
> priority, like other threads in the system, is something I did wrong
> or maybe I might be missing something ?
>
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