From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Vasilyev Subject: Re: [ANNOUNCE] 3.14-rt1 Date: Mon, 14 Apr 2014 00:04:29 +0400 Message-ID: <534AEDCD.20208@pavlinux.ru> References: <20140411185739.GA6644@linutronix.de> Reply-To: pavel@pavlinux.ru Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE To: linux-rt-users Return-path: Received: from imp01.mtu.ru ([62.5.255.10]:41779 "EHLO imp01.mtu.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755130AbaDMUEc (ORCPT ); Sun, 13 Apr 2014 16:04:32 -0400 In-Reply-To: <20140411185739.GA6644@linutronix.de> Sender: linux-rt-users-owner@vger.kernel.org List-ID: 11.04.2014 22:57, Sebastian Andrzej Siewior =D0=BF=D0=B8=D1=88=D0=B5=D1= =82: > x86-64 crashed after I started hackbench. I figured out that the cras= h > does not happen with lazy-preempt disabled. Therefore the last but on= e > patch in the queue disables lazy preempt on x86-64. With this change = the > test box survived ~2h without a crash. I look at this later but it lo= oks > good now. AMD64 (Dual AMD Opteron 285), 8Gb RAM, MB: TYAN Thunder KW8E 2895 WORK ONLY IN UniProcessor mode (maxcpus=3D0) Normal boot: Debian 7 x64, Xorg, Google Chrome, Firefox/Thunderbird, Unigine Heaven Benchmark: 39 FPS, Nvidia driver 334.21, watch youtube. ./hackbench -T 4 -l 10000 Time: 162.643 =2E/cyclictest -p 99 -D 60 policy: fifo: loadavg: 0.27 19.88 19.17 1/311 4481 T: 0 ( 4336) P:99 I:1000 C: 59995 Min: 19 Act: 23 Avg: 24 Max: 61 ./signaltest -p99 -m -l 10000 0.25 13.60 16.96 3/312 4831 T: 0 ( 4812) P:99 C: 10000 Min: 9 Act: 9 Avg:10 Max: 35 --- In SMP mode boot only with kernel option init=3D/bin/bash After remount /dev/sda2 to RW mode, and run mc (midnight commander) system freezeeeee! But SysRQ key works! /proc/cmdline: root=3D/dev/sda2 quiet vga=3D0 pci=3Drouteirq nmi_watchdog=3D0 iommu=3D= noagp mce=3Ddont_log_ce tsc=3Dreliable clocksource=3Dhpet workqueue.power_eff= icient=3D0 agp=3Doff reset_devices iommu=3Dmemaper=3D4 amd_iommu=3Dfullflush pci=3D= skip_isa_align sata_nv.adma=3D1 hpet=3Dforce zswap.enabled=3D1 maxcpus=3D0 =2Econfig: http://pastebin.com/2GmGc3Ra dmesg: http://pastebin.com/gxZXHK2x --=20 Pavel. -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html