From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753116AbZEQM1t (ORCPT ); Sun, 17 May 2009 08:27:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751511AbZEQM1j (ORCPT ); Sun, 17 May 2009 08:27:39 -0400 Received: from mail-pz0-f115.google.com ([209.85.222.115]:61966 "EHLO mail-pz0-f115.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750906AbZEQM1i (ORCPT ); Sun, 17 May 2009 08:27:38 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=pj2TgCCpL5DzIpnlGdEAMylyMyrlZh3dJethI5K0jSXkC1X+y+oNN/DNV7sZXD2v9j mwCn+Dm8vkj6cP/vUiT8eQUdRNGIdtdgMdaL5R46+4aR6ol0PEWRNksjKfu7S5cLwmrA ItbRTlT3mw7QRaAddtqHqZYjbQ+yCHGm0EwUE= MIME-Version: 1.0 In-Reply-To: <20090517121711.GA3583@localhost> References: <2c0942db0905160903i5517d3d6l50fc7457a2629694@mail.gmail.com> <20090517011906.GA6375@localhost> <93655eb70905161827x34a432ebn4910ee86d9bae30@mail.gmail.com> <20090517020829.GB6809@localhost> <93655eb70905162130k13ebd627o5eba2582508a1c07@mail.gmail.com> <20090517045800.GA32723@localhost> <93655eb70905162318oeccafa9p76b5594f9625aefc@mail.gmail.com> <20090517093004.GA2635@localhost> <93655eb70905170501q3caf04acj761ff61b539b7d40@mail.gmail.com> <20090517121711.GA3583@localhost> Date: Sun, 17 May 2009 17:57:39 +0530 Message-ID: <93655eb70905170527t490653dge6e25a9e3724a918@mail.gmail.com> Subject: Re: unresponsiveness on linux desktop during file copy From: Satish Eerpini To: Wu Fengguang Cc: Rik van Riel , Ray Lee , Christoph Lameter , linux-kernel Content-Type: multipart/mixed; boundary=001636e91011add4ae046a1acdad Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --001636e91011add4ae046a1acdad Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable > The clear command can be a big clue. Can you try these commands in the > terminal and show us the two log files? > > =A0 =A0 =A0 =A0strace -o all.log -T clear > =A0 =A0 =A0 =A0strace -o sum.log -c clear > ok here go the logs : "all.log" execve("/usr/bin/clear", ["clear"], [/* 47 vars */]) =3D 0 <0.000432> brk(0) =3D 0x981e000 <0.000018> access("/etc/ld.so.preload", R_OK) =3D -1 ENOENT (No such file or directory) <0.000026> open("/etc/ld.so.cache", O_RDONLY) =3D 3 <0.000027> fstat64(3, {st_mode=3DS_IFREG|0644, st_size=3D140850, ...}) =3D 0 <0.000019= > mmap2(NULL, 140850, PROT_READ, MAP_PRIVATE, 3, 0) =3D 0xb7f01000 <0.000023> close(3) =3D 0 <0.000018> open("/lib/libtinfo.so.5", O_RDONLY) =3D 3 <0.000043> read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\340\332\355\0074\0= \0\0D"..., 512) =3D 512 <0.000028> fstat64(3, {st_mode=3DS_IFREG|0755, st_size=3D98036, ...}) =3D 0 <0.000020> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =3D 0xb7f00000 <0.000021> mmap2(0x7ed8000, 99928, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) =3D 0x7ed8000 <0.000023> mmap2(0x7eee000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15) =3D 0x7eee000 <0.000030> close(3) =3D 0 <0.000018> open("/lib/libc.so.6", O_RDONLY) =3D 3 <0.000029> read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@xk\0004\0\0\0P"...= , 512) =3D 512 <0.000021> fstat64(3, {st_mode=3DS_IFREG|0755, st_size=3D1809672, ...}) =3D 0 <0.00001= 9> mmap2(0x6a1000, 1521232, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) =3D 0x6a1000 <0.000022> mmap2(0x80f000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16e) =3D 0x80f000 <0.000032> mmap2(0x812000, 9808, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) =3D 0x812000 <0.000026> close(3) =3D 0 <0.000018> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =3D 0xb7eff000 <0.000024> set_thread_area({entry_number:-1 -> 6, base_addr:0xb7eff6c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) =3D 0 <0.000019> mprotect(0x80f000, 8192, PROT_READ) =3D 0 <0.000026> mprotect(0x69d000, 4096, PROT_READ) =3D 0 <0.000023> munmap(0xb7f01000, 140850) =3D 0 <0.000032> ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon echo ...}) =3D 0 <0.000023> brk(0) =3D 0x981e000 <0.000019> brk(0x983f000) =3D 0x983f000 <0.000022> stat64("/root/.terminfo", 0xbfd20f24) =3D -1 ENOENT (No such file or directory) <0.000027> stat64("/etc/terminfo", {st_mode=3DS_IFDIR|0755, st_size=3D4096, ...}) =3D = 0 <0.000025> access("/etc/terminfo/x/xterm", R_OK) =3D -1 ENOENT (No such file or directory) <0.000026> stat64("/usr/share/terminfo", {st_mode=3DS_IFDIR|0755, st_size=3D4096, ...}) =3D 0 <0.000026> access("/usr/share/terminfo/x/xterm", R_OK) =3D 0 <0.000028> open("/usr/share/terminfo/x/xterm", O_RDONLY|O_LARGEFILE) =3D 3 <0.000031> read(3, "\32\0010\0&\0\17\0\235\1F\5xterm|xterm terminal "..., 4097) =3D 3220 <0.000035> close(3) =3D 0 <0.000022> ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon echo ...}) =3D 0 <0.000025> ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon echo ...}) =3D 0 <0.000020> ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon echo ...}) =3D 0 <0.000021> ioctl(1, TIOCGWINSZ, {ws_row=3D24, ws_col=3D80, ws_xpixel=3D0, ws_ypixel=3D= 0}) =3D 0 <0.000020> fstat64(1, {st_mode=3DS_IFCHR|0620, st_rdev=3Dmakedev(136, 2), ...}) =3D 0 = <0.000020> mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =3D 0xb7f23000 <0.000025> write(1, "\33[H\33[2J"..., 7) =3D 7 <0.000027> exit_group(0) =3D ? "sum.log" % time seconds usecs/call calls errors syscall ------ ----------- ----------- --------- --------- ---------------- 93.27 0.000485 485 1 execve 6.73 0.000035 7 5 ioctl 0.00 0.000000 0 3 read 0.00 0.000000 0 1 write 0.00 0.000000 0 4 open 0.00 0.000000 0 4 close 0.00 0.000000 0 3 2 access 0.00 0.000000 0 3 brk 0.00 0.000000 0 1 munmap 0.00 0.000000 0 2 mprotect 0.00 0.000000 0 9 mmap2 0.00 0.000000 0 3 1 stat64 0.00 0.000000 0 4 fstat64 0.00 0.000000 0 1 set_thread_area ------ ----------- ----------- --------- --------- ---------------- 100.00 0.000520 44 3 total I have also attached the logs, in case that is more useful . 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