Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 4 Jan 2002 02:42:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 4 Jan 2002 02:42:43 -0500 Received: from paloma15.e0k.nbg-hannover.de ([62.181.130.15]:6857 "HELO paloma15.e0k.nbg-hannover.de") by vger.kernel.org with SMTP id ; Fri, 4 Jan 2002 02:42:32 -0500 Content-Type: text/plain; charset="iso-8859-15" From: Dieter =?iso-8859-15?q?N=FCtzel?= Organization: DN To: Ingo Molnar Subject: Re: [announce] [patch] ultra-scalable O(1) SMP and UP scheduler Date: Fri, 4 Jan 2002 08:42:37 +0100 X-Mailer: KMail [version 1.3.2] Cc: Linux Kernel List MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <20020104074233Z288526-13996+840@vger.kernel.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org After the loop.c fix (nfs.o and sunrpc.o waiting) I got it running here, too. 2.4.17 sched-O1-2.4.17-A0.patch 00_nanosleep-5 (Andrea) bootmem-2.4.17-pre6 (at all IBM) elevator-fix (Andrew, worth it for 2.4.18) plus ReiserFS fixes linux-2.4.17rc2-KLMN+exp_trunc+3fixes.patch corrupt_items_checks.diff kmalloc_cleanup.diff O-inode-attrs.patch To much trouble during 10_vm-21 (VM taken from 2.4.17rc2aa2) merge. So I skipped it this time. Much wanted for 2.4.18 (best I ever had). All the above (with preempt and 10_vm-21 AA except sched-O1-2.4.17-A0.patch) didn't crashed before. One system crash during the first X start up (kdeinit). ksymoops 2.4.3 on i686 2.4.17-O1. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.17-O1/ (default) -m /boot/System.map (specified) invalid operand: 0000 CPU: 0 EIP: 0010:[] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00010246 eax: 00000000 ebx: c1a7ca40 ecx: c028e658 edx: dea3002c esi: dea30000 edi: 00000000 ebp: bffff19c esp: dea31fac ds: 0018 es: 0018 ss: 0018 Process kdeinit (pid: 961, stackpage=dea31000) Stack: dea30000 40e1ed40 00000000 c01194ee 00000000 c0106d0b 00000000 00000001 40e208c4 40e1ed40 00000000 bffff19c 00000001 0000002b 0000002b 00000001 40da84dd 00000023 00000287 bffff170 0000002b Call Trace: [] [] Code: 0f 0b e9 74 fe ff ff 8d 74 26 00 8d bc 27 00 00 00 00 8b 44 >>EIP; c01194ae <===== Trace; c01194ee Trace; c0106d0a Code; c01194ae 00000000 <_EIP>: Code; c01194ae <===== 0: 0f 0b ud2a <===== Code; c01194b0 2: e9 74 fe ff ff jmp fffffe7b <_EIP+0xfffffe7b> c0119328 Code; c01194b4 7: 8d 74 26 00 lea 0x0(%esi,1),%esi Code; c01194b8 b: 8d bc 27 00 00 00 00 lea 0x0(%edi,1),%edi Code; c01194c0 12: 8b 44 00 00 mov 0x0(%eax,%eax,1),%eax System runs relatively smooth but is under full system load. 7:57am up 1:36, 1 user, load average: 0.18, 0.18, 0.26 91 processes: 90 sleeping, 1 running, 0 zombie, 0 stopped CPU states: 0.7% user, 99.2% system, 0.0% nice, 0.0% idle Mem: 643064K av, 464212K used, 178852K free, 0K shrd, 89964K buff Swap: 1028120K av, 3560K used, 1024560K free 179928K cached PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME COMMAND 1263 root 52 0 138M 42M 1728 S 33.0 6.7 16:46 X 1669 nuetzel 62 0 7544 7544 4412 S 16.6 1.1 11:57 artsd 10891 nuetzel 46 0 113M 17M 12600 S 12.0 2.7 2:35 kmail 1756 nuetzel 46 0 105M 9.9M 7288 S 10.8 1.5 7:45 kmix 1455 nuetzel 45 0 109M 12M 10508 S 7.9 2.0 1:55 kdeinit 1467 nuetzel 45 0 107M 10M 8456 S 5.5 1.7 0:55 kdeinit 1414 nuetzel 45 0 105M 8916 7536 S 3.9 1.3 1:59 kdeinit 814 squid 45 0 6856 6848 1280 S 2.3 1.0 0:52 squid 6 root 45 0 0 0 0 SW 2.1 0.0 0:42 kupdated 1458 nuetzel 45 0 109M 13M 9856 S 1.3 2.0 0:44 kdeinit 11099 nuetzel 47 0 1000 1000 776 R 1.3 0.1 0:00 top 556 root 45 0 1136 1136 848 S 1.1 0.1 0:14 smpppd 1678 nuetzel 45 0 7544 7544 4412 S 0.7 1.1 0:12 artsd 494 root 45 0 3072 3072 1776 S 0.3 0.4 0:18 named 1451 root 45 0 6860 6852 1416 S 0.1 1.0 0:14 xperfmon++ 10871 nuetzel 45 0 111M 14M 11680 S 0.1 2.3 0:14 kdeinit 1 root 46 0 212 212 176 S 0.0 0.0 0:06 init /home/nuetzel> procinfo Linux 2.4.17-O1 (root@SunWave1) (gcc 2.95.3 20010315 ) #1 1CPU [SunWave1.] Memory: Total Used Free Shared Buffers Cached Mem: 643064 452988 190076 0 100096 183148 Swap: 1028120 3560 1024560 Bootup: Fri Jan 4 06:21:02 2002 Load average: 0.14 0.32 0.31 1894046082/90 11460 user : 0:16:59.19 14.9% page in : 404106 disk 1: 31792r 70750w nice : 0:00:00.00 0.0% page out: 2580336 disk 2: 137r 225w system: 1:19:41.05 70.0% swap in : 2 disk 3: 1r 0w idle : 0:17:11.67 15.1% swap out: 695 disk 4: 1009r 0w uptime: 1:53:51.90 context : 2427806 irq 0: 683191 timer irq 8: 154583 rtc irq 1: 12567 keyboard irq 9: 0 acpi, usb-ohci irq 2: 0 cascade [4] irq 10: 103402 aic7xxx irq 5: 9333 eth1 irq 11: 310704 eth0, EMU10K1 irq 7: 115 parport0 [3] irq 12: 136392 PS/2 Mouse More processes die during second and third boot... I have some more crash logs if needed. Preempt plus lock-break is better for now. latencytest0.42-png crash the system. What next? Maybe a combination of O(1) and preempt? -- Dieter N?tzel Graduate Student, Computer Science University of Hamburg Department of Computer Science @home: Dieter.Nuetzel@hamburg.de - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/