From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752817AbXDUUia (ORCPT ); Sat, 21 Apr 2007 16:38:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752848AbXDUUia (ORCPT ); Sat, 21 Apr 2007 16:38:30 -0400 Received: from ns2.uludag.org.tr ([193.140.100.220]:50923 "EHLO uludag.org.tr" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752817AbXDUUi2 (ORCPT ); Sat, 21 Apr 2007 16:38:28 -0400 From: "=?utf-8?q?S=2E=C3=87a=C4=9Flar?= Onur" Reply-To: caglar@pardus.org.tr Organization: =?utf-8?q?T=C3=9CB=C4=B0TAK_/?= UEKAE To: Ingo Molnar Subject: Re: [patch] CFS scheduler, v4 Date: Sat, 21 Apr 2007 23:35:51 +0300 User-Agent: KMail/1.9.6 Cc: linux-kernel@vger.kernel.org, Linus Torvalds , Andrew Morton , Con Kolivas , Nick Piggin , Mike Galbraith , Arjan van de Ven , Peter Williams , Thomas Gleixner , Willy Tarreau , Gene Heskett References: <20070420140457.GA14017@elte.hu> In-Reply-To: <20070420140457.GA14017@elte.hu> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1575499.OQROWH0eL7"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200704212335.54318.caglar@pardus.org.tr> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --nextPart1575499.OQROWH0eL7 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hi Ingo; 20 Nis 2007 Cum tarihinde, Ingo Molnar =C5=9Funlar=C4=B1 yazm=C4=B1=C5=9Ft= =C4=B1:=20 > As usual, any sort of feedback, bugreport, fix and suggestion is more > than welcome, I tried hard and found another problem for you :) With Linus's current git + CFSv4 as soon as i start a guest in VirtualBox [= 1],=20 system enters the following loop; =2D Whole system freeze ~5 secs. =2D System works well ~5 secs =2D Whole system freeze ~5 secs. Again mainline has no issues but its %100 reproducible under CFSv4. =46ollowing "ps aux" and "top" outputs grabbed while system works well, i c= annot=20 do anything else while system freezes except moving mouse for fun :P [caglar@zangetsu][~]> ps aux USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 1 0.0 0.0 0 0 ? Ss 22:26 0:00 init [3] root 2 0.0 0.0 0 0 ? S 22:26 0:00 [migration= /0] root 3 0.3 0.0 0 0 ? SN 22:26 0:11 [ksoftirqd= /0] root 4 0.0 0.0 0 0 ? S< 22:26 0:00 [events/0] root 5 0.0 0.0 0 0 ? S< 22:26 0:00 [khelper] root 6 0.0 0.0 0 0 ? S< 22:26 0:00 [kthread] root 26 0.0 0.0 0 0 ? S< 22:26 0:00 [kblockd/0] root 27 0.0 0.0 0 0 ? S< 22:26 0:00 [kacpid] root 124 0.0 0.0 0 0 ? S< 22:26 0:00 [kseriod] root 137 0.0 0.0 0 0 ? S< 22:26 0:00 [kapmd] root 145 0.0 0.0 0 0 ? S 22:26 0:00 [pdflush] root 146 0.0 0.0 0 0 ? S 22:26 0:00 [pdflush] root 147 0.0 0.0 0 0 ? S< 22:26 0:00 [kswapd0] root 148 0.0 0.0 0 0 ? S< 22:26 0:00 [aio/0] root 802 0.0 0.0 0 0 ? S< 22:26 0:00 [kpsmoused] root 844 0.0 0.0 0 0 ? S< 22:26 0:00 [ata/0] root 845 0.0 0.0 0 0 ? S< 22:26 0:00 [ata_aux] root 856 0.0 0.0 0 0 ? S< 22:26 0:01 [scsi_eh_0] root 857 0.0 0.0 0 0 ? S< 22:26 0:00 [scsi_eh_1] root 869 0.0 0.0 0 0 ? S< 22:26 0:00=20 [ksuspend_usbd] root 872 0.0 0.0 0 0 ? S< 22:26 0:00 [khubd] root 919 0.0 0.0 0 0 ? S< 22:26 0:00 [khpsbpkt] root 927 0.0 0.0 0 0 ? S< 22:26 0:00 [knodemgrd= _0] root 982 0.0 0.0 0 0 ? S< 22:26 0:00 [xfslogd/0] root 983 0.0 0.0 0 0 ? S< 22:26 0:00 [xfsdatad/= 0] root 985 0.0 0.0 0 0 ? S< 22:26 0:00 [xfsbufd] root 986 0.0 0.0 0 0 ? S< 22:26 0:00 [xfssyncd] root 1050 0.0 0.0 0 0 ? S top top - 23:24:27 up 58 min, 3 users, load average: 13.59, 13.00, 7.75 Tasks: 102 total, 1 running, 101 sleeping, 0 stopped, 0 zombie Cpu(s): 99.4%us, 0.4%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.2%hi, 0.0%si, 0.0= %st Mem: 2067672k total, 1935300k used, 132372k free, 288k buffers Swap: 2096440k total, 0k used, 2096440k free, 961236k cached PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 6684 caglar 20 0 625m 570m 15m S 99.2 28.3 5:56.17 VirtualBox 844 root 1 -19 0 0 0 S 0.2 0.0 0:00.56 ata/0 6731 caglar 20 0 2312 1124 856 R 0.2 0.1 0:00.04 top 1 root 20 0 1608 556 484 S 0.0 0.0 0:00.92 init 2 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/0 3 root 39 19 0 0 0 S 0.0 0.0 0:11.85 ksoftirqd/0 4 root 1 -19 0 0 0 S 0.0 0.0 0:00.07 events/0 5 root 1 -19 0 0 0 S 0.0 0.0 0:00.02 khelper 6 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 kthread 26 root 1 -19 0 0 0 S 0.0 0.0 0:00.04 kblockd/0 27 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 kacpid 124 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 kseriod 137 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 kapmd 145 root 20 0 0 0 0 S 0.0 0.0 0:00.00 pdflush 146 root 20 0 0 0 0 S 0.0 0.0 0:00.27 pdflush 147 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 kswapd0 148 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 aio/0 802 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 kpsmoused 845 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 ata_aux 856 root 1 -19 0 0 0 D 0.0 0.0 0:01.04 scsi_eh_0 857 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 scsi_eh_1 869 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 ksuspend_usbd 872 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 khubd 919 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 khpsbpkt 927 root 1 -19 0 0 0 S 0.0 0.0 0:00.00 knodemgrd_0 982 root 1 -19 0 0 0 S 0.0 0.0 0:00.30 xfslogd/0 983 root 1 -19 0 0 0 S 0.0 0.0 0:00.10 xfsdatad/0 [1] http://www.virtualbox.org/ Cheers =2D-=20 S.=C3=87a=C4=9Flar Onur http://cekirdek.pardus.org.tr/~caglar/ Linux is like living in a teepee. No Windows, no Gates and an Apache in hou= se! --nextPart1575499.OQROWH0eL7 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.3 (GNU/Linux) iD8DBQBGKnWqy7E6i0LKo6YRAlL6AJwKnGy9TEnO6fMoXudpdgq6CAbKDQCgmNlj Tr8276dUziH0wOtkoZpYRFQ= =LGDh -----END PGP SIGNATURE----- --nextPart1575499.OQROWH0eL7--