From owner-freebsd-net@FreeBSD.ORG Thu Jul 25 14:05:59 2013 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id BA76FE76 for ; Thu, 25 Jul 2013 14:05:59 +0000 (UTC) (envelope-from laurie_jennings_1977@yahoo.com) Received: from nm38-vm0.bullet.mail.ne1.yahoo.com (nm38-vm0.bullet.mail.ne1.yahoo.com [98.138.229.144]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 624932A93 for ; Thu, 25 Jul 2013 14:05:58 +0000 (UTC) Received: from [98.138.90.48] by nm38.bullet.mail.ne1.yahoo.com with NNFMP; 25 Jul 2013 14:03:26 -0000 Received: from [98.138.87.1] by tm1.bullet.mail.ne1.yahoo.com with NNFMP; 25 Jul 2013 14:03:26 -0000 Received: from [127.0.0.1] by omp1001.mail.ne1.yahoo.com with NNFMP; 25 Jul 2013 14:03:26 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 685471.12924.bm@omp1001.mail.ne1.yahoo.com Received: (qmail 2837 invoked by uid 60001); 25 Jul 2013 14:03:26 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1374761006; bh=Kxw8+Lw7bwQnJfMEOggGVXcbKVEI36Jfi+g+FSW0Q7g=; h=X-YMail-OSG:Received:X-Rocket-MIMEInfo:X-Mailer:Message-ID:Date:From:Subject:To:MIME-Version:Content-Type; b=eRIWagZmFe9qJeEM/F3oujoqKcAXzbNdg6TB2Ay4es0l5aE71YZaWlyA9X3eEzpZlhTVmKVnCRtOrLOT3m4KcKdi/JUgFdrhrYy5wmR3llsjNhtCP4BmO60SLeiAmMN4Kz9qsVJYB4FaSUxmmrFrZsCcpLGqyH2kTVeFozQIKGU= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:X-Rocket-MIMEInfo:X-Mailer:Message-ID:Date:From:Subject:To:MIME-Version:Content-Type; b=S8NomuEJXoKny1fUNSlQD4I1UyPhtMQxxK6Vh2OcWu/ZQJjueruMtGMRAMFP7QBQmAMf+Q59nOu6f0BHORMJgph5uYzqOMfgVCsvzma4MAzudEgLiI6kY8NGedyidcFX9f5KSETSBpMOMMyUoiCsRLVOw2UYBiOzQDWqnPPl0y8=; X-YMail-OSG: wq75WxAVM1lmMju0Ba6Cp9tXP8zvY0HdFXDiFhtTKRIyJYL Hy0TCn.22rsSlAAxnvvIUxA04wL6_WHqIkSWob1sBFDBAc.bY2eEW7qezDHh FLfawgyUCpsjLusB6_8lS.mw28UnsdOg78PfDhs6arPGt3sYP9xku7Dak5xU ztk6kABvJgmD7RDvL1enzSAy2q_lFoJBLn8I0mCji1IazTV1uvewHkiaSRRk mvCcLrMOC_zjA2Wxb7aFaIu9Gw5j7AINkOdDN7HdRNiBzCFPwvHYvFoLR1jr gYF7BQvK9NjgD7uoN_st26edmjXolpcHTvP4bok2hQckM1_8iC_T24KQi6Kj krj_2RbOyEBxXIpTyXhsqe8HPCkhMJjkAIeLYEWgjeXcDnhv9rIRKlpLZ4Rh b_D4S0xGrtMH2zao2j6zju9ss6NVZYoLzLqwHYm2u1H36f4uz_mcyG_2XMpy sBI0sisEhQp_4PCDaAvO4k0uqrzknI__Z1gRI5RvC68Iy49ILCJ3jabnHVnT Iv5jjBkbo Received: from [98.203.118.124] by web125804.mail.ne1.yahoo.com via HTTP; Thu, 25 Jul 2013 07:03:26 PDT X-Rocket-MIMEInfo: 002.001, SW0gdHJ5aW5nIHRvIGdldCBhIHVzZXIgc3BhY2UgcHRocmVhZCB0byBtb25pdG9yIHNvbWUga2VybmVsIGJ1ZmZlcnMgYnV0IEkgY2FuJ3QgZ2V0IGl0IHRvIHJ1biBhdA0KYW55IHNvcnQgb3IgcmVsaWFibGUgcHJpb3JpdHkuIFRoZSBkb2NzIG9uIHJ0cHJpbyBhcmUgcHJldHR5IHdlYWsuIEkndmUgdHJpZWQgdG8gY2hhbmdlIHRoZSBydHByaW8gb2YgDQp0aGUgcHJvY2VzcywgYnV0IGl0IGp1c3QgbG9ja3MgdXAgdGhlIHN5c3RlbS4gSSBjYW4ndCBmaWd1cmUgaXQgb3V0Lg0KDQp3aGF0IGFyZSB0aGUgd2EBMAEBAQE- X-Mailer: YahooMailClassic/280 YahooMailWebService/0.8.150.561 Message-ID: <1374761006.92547.YahooMailBasic@web125804.mail.ne1.yahoo.com> Date: Thu, 25 Jul 2013 07:03:26 -0700 (PDT) From: Laurie Jennings Subject: rtprio threads To: freebsd-net@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 Jul 2013 14:05:59 -0000 Im trying to get a user space pthread to monitor some kernel buffers but I can't get it to run at any sort or reliable priority. The docs on rtprio are pretty weak. I've tried to change the rtprio of the process, but it just locks up the system. I can't figure it out. what are the ways to give a user process the top users pace priority? renice doesn't seem to help much. Thanks! Laurie