From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262164AbVANWFF (ORCPT ); Fri, 14 Jan 2005 17:05:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262186AbVANWFD (ORCPT ); Fri, 14 Jan 2005 17:05:03 -0500 Received: from mail.belent.com ([207.96.133.20]:54923 "EHLO mail.belent.com") by vger.kernel.org with ESMTP id S262164AbVANWCR (ORCPT ); Fri, 14 Jan 2005 17:02:17 -0500 Message-ID: <41E8418B.3030704@belent.com> Date: Fri, 14 Jan 2005 17:02:51 -0500 From: Gabriel Tataranu User-Agent: Mozilla Thunderbird 0.9 (X11/20041103) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Severe performance problems with kernel 2.6.10 Content-Type: multipart/mixed; boundary="------------080903070209040704010003" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------080903070209040704010003 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Attached is the filled template describing the problem as in REPORTING-BUGS. For more details please e-mail directly. Thank you, Gabriel --------------080903070209040704010003 Content-Type: text/plain; name="kernel-2.6.10-report" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="kernel-2.6.10-report" [1.] One line summary of the problem: Severe performance loss with kernel 2.6.10 [2.] Full description of the problem/report: It looks like 2.6.10 suffers from severe performance issues at least on Pentium 4 CPU. The system is sluggish and compilation of kernel takes more than 5 times longer than 2.6.9. [3.] Keywords (i.e., modules, networking, kernel): kernel, performance [4.] Kernel version (from /proc/version): Linux version 2.6.9 (root@stor) (gcc version 3.3.4) #1 Fri Jan 14 14:18:38 EST 2005 [5.] Output of Oops.. message (if applicable) with symbolic information resolved (see Documentation/oops-tracing.txt) [6.] A small shell script or example program which triggers the problem (if possible) cd /usr/src/linx-2.6.10; time make [7.] Environment Standard PC; Slackware linux 10.0; 2.6.9 kernel. [7.1.] Software (add the output of the ver_linux script here) Linux stor 2.6.9 #1 Fri Jan 14 14:18:38 EST 2005 i686 unknown unknown GNU/Linux Gnu C 3.3.4 Gnu make 3.80 binutils 2.15.90.0.3 util-linux 2.12a mount 2.12a module-init-tools 3.0 e2fsprogs 1.35 jfsutils 1.1.6 reiserfsprogs 3.6.17 reiser4progs line xfsprogs 2.6.13 Linux C Library 2.3.2 Dynamic linker (ldd) 2.3.2 Linux C++ Library 5.0.6 Procps 3.2.1 Net-tools 1.60 Kbd 81: Sh-utils 5.2.1 Modules Loaded 8139too [7.2.] Processor information (from /proc/cpuinfo): processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 2 model name : Intel(R) Pentium(R) 4 CPU 2.80GHz stepping : 5 cpu MHz : 2800.867 cache size : 512 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe cid xtpr bogomips : 5537.79 [7.3.] Module information (from /proc/modules): 8139too 17408 0 - Live 0xf8884000 [7.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) 0000-001f : dma1 0020-0021 : pic1 0040-0043 : timer0 0050-0053 : timer1 0060-006f : keyboard 0070-0077 : rtc 0080-008f : dma page reg 00a0-00a1 : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : ide1 01f0-01f7 : libata 0376-0376 : ide1 03c0-03df : vga+ 03f8-03ff : serial 0400-041f : 0000:00:1f.3 0480-04bf : 0000:00:1f.0 0800-087f : 0000:00:1f.0 0cf8-0cff : PCI conf1 d800-d8ff : 0000:01:0d.0 d800-d8ff : 8139too df90-df9f : 0000:01:0a.0 dfa8-dfaf : 0000:01:0a.0 dfe0-dfe3 : 0000:01:0a.0 dfe4-dfe7 : 0000:01:0a.0 dff0-dff7 : 0000:01:0a.0 ef00-ef1f : 0000:00:1d.0 ef00-ef1f : uhci_hcd eff0-eff7 : 0000:00:02.0 fc00-fc0f : 0000:00:1f.2 fc00-fc0f : libata 00000000-0009fbff : System RAM 0009fc00-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM 000f0000-000fffff : System ROM 00100000-3fe2ffff : System RAM 00100000-0029400d : Kernel code 0029400e-0031537f : Kernel data 3fe30000-3fe3ffff : ACPI Tables 3fe40000-3feeffff : ACPI Non-volatile Storage 3fef0000-3fefffff : reserved f0000000-f7ffffff : 0000:00:02.0 fe5ff800-fe5ff8ff : 0000:01:0d.0 fe5ff800-fe5ff8ff : 8139too fe5ffc00-fe5ffdff : 0000:01:0a.0 fe77bc00-fe77bfff : 0000:00:1d.7 fe77bc00-fe77bfff : ehci_hcd fe780000-fe7fffff : 0000:00:02.0 fe800000-febfffff : 0000:00:00.0 ffb80000-ffffffff : reserved [7.5.] PCI information ('lspci -vvv' as root) 00:00.0 Host bridge: Intel Corp. 82865G/PE/P DRAM Controller/Host-Hub Interface (rev 02) Subsystem: Asustek Computer, Inc. P4P800 Mainboard Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- Reset- FastB2B- 00:1f.0 ISA bridge: Intel Corp. 82801EB/ER (ICH5/ICH5R) LPC Bridge (rev 02) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- Region 1: I/O ports at Region 2: I/O ports at Region 3: I/O ports at Region 4: I/O ports at fc00 [size=16] 00:1f.3 SMBus: Intel Corp. 82801EB/ER (ICH5/ICH5R) SMBus Controller (rev 02) Subsystem: Asustek Computer, Inc.: Unknown device 24d0 Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR-