From owner-freebsd-questions@freebsd.org Sat May 7 08:08:19 2016 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 99931B31A7C for ; Sat, 7 May 2016 08:08:19 +0000 (UTC) (envelope-from antoniocunha51@yahoo.se) Received: from nm19-vm4.bullet.mail.ir2.yahoo.com (nm19-vm4.bullet.mail.ir2.yahoo.com [212.82.96.237]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id EAA6018B6 for ; Sat, 7 May 2016 08:08:18 +0000 (UTC) (envelope-from antoniocunha51@yahoo.se) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.se; s=s2048; t=1462608362; bh=QMfWwQCXaygaTRxTtFTVWJ/Mz143Lu+OMBMfacmzmlw=; h=Date:From:Reply-To:To:Subject:References:From:Subject; b=KsVuJ+1+8dCYxN5YJcbnYs/XZKXJkKK6F8DnuyQ0o/Ipcoxw/yuY9XPr10aHkoJHeg1KA2u6Djzv+ICxzFUknwQSMtjD5BUPBqKxJArqFcEGGTbbaO9mQ/K3NyS3DRVrfoIgiicISqhGP6f8YbswUvo4uIuWQgETDuj8M6EcV5iCGPa3v7EjwsLgb5s3c5alcqgLM39ccSm1tXT0sLwic80N6ObYCaC6zdfFgCIclqa95w4ZqznlGOP4DmhVwv1YOG8xRurUkcAyD6sgtiSG7hE+XORRJlwt1PA9gBlHTWojRZq+z1hApzQY1mqIP526vLFP49AY65qCHZKGeIk4qA== Received: from [212.82.98.126] by nm19.bullet.mail.ir2.yahoo.com with NNFMP; 07 May 2016 08:06:02 -0000 Received: from [212.82.98.70] by tm19.bullet.mail.ir2.yahoo.com with NNFMP; 07 May 2016 08:06:02 -0000 Received: from [127.0.0.1] by omp1007.mail.ir2.yahoo.com with NNFMP; 07 May 2016 08:06:02 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 306434.39052.bm@omp1007.mail.ir2.yahoo.com X-YMail-OSG: y9keqC4VM1n431nVgywnsQslxdXWe_mzHFOBqU7B2.g8iVYLE4KB6NlKLrCM8sZ D3Bx_Dc58TVVRAB_OmyX_bNoJC3cQVdp5_1itGUsIOjysKnjCpInY9dnhEM6RFlfbLd9r_O9KfH2 umIFADHIH6u9viF9mieupeVDMZ_zK3g7_caA_p1RIaxsqZkbN6euJrlCZPN35NJiaSZNUv1MV5I6 WSfRpRda0FSMpTU.wESefWu4zWvW2Rt0.z7rnIaI51q6uo14e6oaDIKqEHlCypYoV7fXfmXleTeV dFOPBbijnR70CL8MRTWgqObEkwY4dOay2QVPL5VN4lqJbuvjjJ9bcb845n7cA0Z3rmx85QFoZz0y 8fpqu9buFX6Cy7Zafjjw7hSCi0zHh0kfNUxwVlhlKK5GSJ0C0fH7N_IljliVJA_eFDLNDjKNeUx2 i38RBTKit59yOtV.OwEUANbm1HbBjCdADptmH60WLkNkCnPbwyIUCBRPAMAzYgNEfkmX8pGwL8ay ET_9vlfV72UOyZSs- Received: from jws11198.mail.ir2.yahoo.com by sendmailws103.mail.ir2.yahoo.com; Sat, 07 May 2016 08:06:01 +0000; 1462608361.857 Date: Sat, 7 May 2016 08:05:49 +0000 (UTC) From: Antonio Cunha Reply-To: Antonio Cunha To: "freebsd-questions@freebsd.org" Message-ID: <1505127977.177199.1462608349443.JavaMail.yahoo@mail.yahoo.com> Subject: timercounter MIME-Version: 1.0 References: <1505127977.177199.1462608349443.JavaMail.yahoo.ref@mail.yahoo.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.22 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 07 May 2016 08:08:19 -0000 Hi, How does the kernel decides for which timer should be used? In my case I have a arm cpuand tthe following:kern.timecounter.tick: 1 kern.timecounter.choice: CPU Timer(1000) dummy(-1000000) kern.timecounter.hardware: CPU TimerThis do not work well at all, it runs to fast. Some can explain how this works?