From: Philippe Gerum <rpm@xenomai.org>
To: Marcel van Mierlo <marcel.vanmierlo@marel.com>,
Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai] High CPU load using q_send under pSOS skin
Date: Fri, 07 Feb 2014 14:57:21 +0100 [thread overview]
Message-ID: <52F4E641.1080506@xenomai.org> (raw)
In-Reply-To: <52F4E084.3020809@marel.com>
On 02/07/2014 02:32 PM, Marcel van Mierlo wrote:
> - I cant see how to set T_WARNSW using the pSOS skin.
> - I get warning that "T_FPU" redefined when including native/task.h
> and psos+/psos.h
> - If I hack the mask by using "0x00040000" explicitly I get
> SIGXCPU: CPU time limit exceeded when calling rt_task_set_mode at runtime.
At first sight, qsend() in your test case seems to trigger a migration
to linux mode, that might explain (part of) the overhead. Use t_mode(0,
T_TRAPSW, &oldmode) to enable SIGXCPU.
--
Philippe.
next prev parent reply other threads:[~2014-02-07 13:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-06 16:25 [Xenomai] High CPU load using q_send under pSOS skin Marcel van Mierlo
2014-02-06 16:35 ` Gilles Chanteperdrix
2014-02-06 16:57 ` Marcel van Mierlo
2014-02-06 17:26 ` Philippe Gerum
2014-02-06 17:28 ` Philippe Gerum
2014-02-06 19:00 ` Gilles Chanteperdrix
2014-02-07 8:53 ` Philippe Gerum
2014-02-07 13:32 ` Marcel van Mierlo
2014-02-07 13:57 ` Philippe Gerum [this message]
2014-02-07 14:03 ` Philippe Gerum
2014-02-07 14:06 ` Philippe Gerum
2014-02-07 14:32 ` Marcel van Mierlo
2014-02-07 14:38 ` Gilles Chanteperdrix
2014-02-07 15:07 ` Marcel van Mierlo
2014-02-07 15:10 ` Gilles Chanteperdrix
2014-02-07 15:22 ` Marcel van Mierlo
2014-02-07 19:23 ` Gilles Chanteperdrix
2014-02-07 14:08 ` Gilles Chanteperdrix
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