From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4F8428AA.1040404@domain.hid> Date: Tue, 10 Apr 2012 14:33:46 +0200 From: Roberto Bielli MIME-Version: 1.0 References: <4F50A422.50208@domain.hid> <4F55C306.8020307@domain.hid> <4F55D765.7040705@domain.hid> <4F55E390.8090706@domain.hid> <4F55FE81.6000904@domain.hid> <4F560A6C.2080306@domain.hid> <4F560B76.5080606@domain.hid> <4F5629D2.50304@domain.hid> <4F562B53.7070400@domain.hid> <4F562EC2.6040604@domain.hid> <4F56387B.40702@domain.hid> <4F575BA3.7060404@domain.hid> <4F576622.1030509@domain.hid> <4F57A567.7030008@domain.hid> <4F7C127D.2010400@domain.hid> <4F7C1484.5090406@domain.hid> <4F7C183F.5040009@domain.hid> <4F7F0D4E.8080906@domain.hid> <4F7F0E8A.70702@domain.hid> <4F7F20F0.9070007@domain.hid> <4F80BD10.2060200@domain.hid> <4F83F2C3.50704@domain.hid> <4F83F321.2030300@domain.hid> <4F83F645.7040402@domain.hid> <4F83F828.4000508@domain.hid> <4F83F929.5000300@domain.hid> <4F83FBAB.7040301@domain.hid> <4F83FF49.90608@domain.hid> <4F840DD8.2030407@domain.hid> <4F841E32.50101@domain.hid> In-Reply-To: <4F841E32.50101@domain.hid> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-core] preemptive doesn't work List-Id: Xenomai life and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gilles Chanteperdrix Cc: xenomai@xenomai.org Il 10/04/2012 13:49, Gilles Chanteperdrix ha scritto: > On 04/10/2012 12:39 PM, Roberto Bielli wrote: >> Hi Gilles, >> >> i tried your code but th behavior is the same. >> >> Then i tried a linux base app and works correctly. > In the exact same conditions? With the crunching task running with > SCHED_FIFO, priority 1, and the periodic task running with SCHED_FIFO, > priority 99, and the linux real-time throttling disabled? > Yes, and i see that every LATCH ( about ~10ms ) period the task with higher priority is wakeup. So a task with lower priority is interrupted by timer interrupt and reschedule the task with higher priority. -- +------------------------------------------------------------------------------------------------+ Roberto Bielli Sviluppo Software Axel S.r.l. Via Del Cannino, 3 21020 Crosio Della Valle Varese - Italy Telefono: +39 0332 949600 Fax: +39 0332 969315 E-mail: roberto.bielli@domain.hid Web Site: www.axelsw.it +------------------------------------------------------------------------------------------------+ Si precisa che le informazioni contenute in questo messaggio sono riservate e ad uso esclusivo del destinatario. Qualora il messaggio in parola Le fosse pervenuto per errore, La preghiamo di eliminarlo senza copiarlo e di non inoltrarlo a terzi, dandocene gentilmente comunicazione. Grazie. Informativa sul trattamento dei dati personali (D. Lgs. 196/2003). I dati utilizzati per la spedizione del presente messaggio sono utilizzati da Axel S.r.l., titolare del trattamento, per l'invio delle comunicazioni dei diversi settori aziendali, non essendo autorizzata la divulgazione a terzi. Potrete rivolgere alla seguente mail richieste di verifica, rettifica o cancellazione dei Vostri dati: info@domain.hid This e-mail and any attachments is confidential and may contain privileged information intended for the addressee(s) only. Dissemination, copying, printing or use by anybody else is unauthorised. If you are not the intended recipient, please delete this message and any attachments and advise the sender by return e-mail.Thank you. +------------------------------------------------------------------------------------------------+