From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756107Ab2DNTeX (ORCPT ); Sat, 14 Apr 2012 15:34:23 -0400 Received: from zfrontend1.aha.ru ([195.2.83.147]:64697 "EHLO aha.ru" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756063Ab2DNTeT (ORCPT ); Sat, 14 Apr 2012 15:34:19 -0400 From: "werner" Subject: Re: v3.4-rc2 out-of-memory problems (was Re: 3.4-rc1 sticks-and-crashs) To: David Rientjes , Colin Cross , Linus Torvalds , Andrew Morton , Rik van Riel , Hugh Dickins , linux-kernel@vger.kernel.org, Oleg Nesterov , Rabin Vincent , Christian Bejram , "Paul E. McKenney" , Anton Vorontsov , Greg Kroah-Hartman , stable@vger.kernel.org X-Mailer: CommuniGate Pro WebUser Interface v.4.3.12 Date: Sat, 14 Apr 2012 15:38:16 -0400 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Perhaps someone could check this Ocasionally it still happens that the computer slows down very, during appr. 1 minute (but it dont crash, nor is nothing visible in syslog). I think this wasn't before approx. the 3.2 kernel, at least I didn't perceive it, but this happens at 3.3 and 3.4-rc2-inclusive all patchs. Below, ps alx and top i printed in a file at an ocasion as this happened I observed that then always kmemleak is almost at the beginning of top wl ================= ps alx F UID PID PPID PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND 4 0 1 0 20 0 824 320 poll_s Ss ? 0:35 init [4] 1 0 2 0 20 0 0 0 kthrea S ? 0:01 [kthreadd] 1 0 3 2 20 0 0 0 run_ks S ? 6:12 [ksoftirqd/0] 1 0 6 2 -100 - 0 0 cpu_st S ? 0:00 [migration/0] 1 0 7 2 -100 - 0 0 watchd S ? 0:05 [watchdog/0] 1 0 8 2 0 -20 0 0 rescue S< ? 0:00 [khelper] 5 0 9 2 20 0 0 0 devtmp S ? 0:00 [kdevtmpfs] 1 0 10 2 0 -20 0 0 rescue S< ? 0:00 [netns] 1 0 1086 2 20 0 0 0 bdi_sy S ? 0:00 [sync_supers] 1 0 1088 2 20 0 0 0 bdi_fo S ? 0:00 [bdi-default] 1 0 1089 2 0 -20 0 0 rescue S< ? 0:00 [kintegrityd] 1 0 1090 2 0 -20 0 0 rescue S< ? 0:00 [kblockd] 5 0 1108 2 -51 - 0 0 irq_wa S ? 0:00 [irq/9-acpi] 1 0 1236 2 0 -20 0 0 rescue S< ? 0:00 [tifm] 1 0 1268 2 0 -20 0 0 rescue S< ? 0:00 [ata_sff] 1 0 1280 2 20 0 0 0 hub_th S ? 0:00 [khubd] 1 0 1295 2 0 -20 0 0 rescue S< ? 0:00 [md] 1 0 1420 2 0 -20 0 0 rescue S< ? 0:00 [rpciod] 1 0 1450 2 20 0 0 0 watchd S ? 0:00 [khungtaskd] 1 0 1456 2 20 0 0 0 kswapd S ? 0:02 [kswapd0] 1 0 1457 2 25 5 0 0 ksm_sc SN ? 0:00 [ksmd] 1 0 1532 2 39 19 0 0 khugep SN ? 0:06 [khugepaged] 1 0 1533 2 20 0 0 0 fsnoti S ? 0:00 [fsnotify_mark] 1 0 1572 2 20 0 0 0 ecrypt S ? 0:00 [ecryptfs-kthrea] 1 0 1575 2 0 -20 0 0 rescue S< ? 0:00 [nfsiod] 1 0 1580 2 0 -20 0 0 rescue S< ? 0:00 [cifsiod] 1 0 1606 2 20 0 0 0 jfsIOW S ? 0:00 [jfsIO] 1 0 1607 2 20 0 0 0 jfs_la S ? 0:00 [jfsCommit] 1 0 1608 2 20 0 0 0 jfs_sy S ? 0:00 [jfsSync] 1 0 1615 2 0 -20 0 0 rescue S< ? 0:00 [xfsalloc] 1 0 1616 2 0 -20 0 0 rescue S< ? 0:00 [xfs_mru_cache] 1 0 1617 2 0 -20 0 0 rescue S< ? 0:00 [xfslogd] 1 0 1624 2 0 -20 0 0 rescue S< ? 0:00 [ocfs2_wq] 1 0 1627 2 0 -20 0 0 rescue S< ? 0:00 [user_dlm] 1 0 1633 2 0 -20 0 0 rescue S< ? 0:00 [glock_workqueue] 1 0 1634 2 0 -20 0 0 rescue S< ? 0:00 [delete_workqueu] 1 0 1638 2 0 -20 0 0 rescue S< ? 0:00 [gfs_recovery] 1 0 1642 2 0 -20 0 0 rescue S< ? 0:00 [crypto] 1 0 1780 2 20 0 0 0 worker S ? 0:00 [kworker/u:2] 1 0 2408 2 20 0 0 0 scan_t S ? 0:00 [cciss_scan] 1 0 2542 2 0 -20 0 0 rescue S< ? 0:00 [iscsi_eh] 1 0 2551 2 0 -20 0 0 rescue S< ? 0:00 [kmpath_rdacd] 1 0 2552 2 0 -20 0 0 rescue S< ? 0:00 [fc_exch_workque] 1 0 2553 2 0 -20 0 0 rescue S< ? 0:00 [fc_rport_eq] 1 0 2554 2 0 -20 0 0 fcoe_p S< ? 0:00 [fcoethread/0] 1 0 2556 2 0 -20 0 0 rescue S< ? 0:00 [fnic_event_wq] 1 0 2558 2 0 -20 0 0 bnx2fc S< ? 0:00 [bnx2fc_l2_threa] 1 0 2559 2 0 -20 0 0 bnx2fc S< ? 0:00 [bnx2fc_thread/0] 1 0 2636 2 0 -20 0 0 bnx2i_ S< ? 0:00 [bnx2i_thread/0] 1 0 2675 2 20 0 0 0 scsi_e S ? 0:00 [scsi_eh_2] 1 0 2678 2 20 0 0 0 scsi_e S ? 0:25 [scsi_eh_3] 1 0 2688 2 20 0 0 0 scsi_e S ? 0:00 [scsi_eh_4] 1 0 2691 2 20 0 0 0 scsi_e S ? 0:00 [scsi_eh_5] 1 0 2756 2 0 -20 0 0 rescue S< ? 0:00 [smflush] 1 0 2771 2 20 0 0 0 mtd_bl S ? 0:00 [mtdblock0] 1 0 2784 2 20 0 0 0 mtd_bl S ? 0:00 [mtdblock1] 1 0 2793 2 20 0 0 0 mtd_bl S ? 0:00 [mtdblock2] 1 0 2863 2 0 -20 0 0 rescue S< ? 0:00 [cnic_wq] 1 0 2874 2 0 -20 0 0 rescue S< ? 0:00 [sfc_vfdi] 1 0 2875 2 0 -20 0 0 rescue S< ? 0:00 [sfc_reset] 1 0 2890 2 0 -20 0 0 rescue S< ? 0:00 [exec-osm] 1 0 2897 2 0 -20 0 0 rescue S< ? 0:00 [block-osm] 1 0 2905 2 0 -20 0 0 rescue S< ? 0:00 [firewire] 1 0 2982 2 0 -20 0 0 rescue S< ? 0:00 [wusbd] 1 0 3045 2 0 -20 0 0 rescue S< ? 0:00 [kpsmoused] 1 0 3171 2 0 -20 0 0 rescue S< ? 0:00 [dm_bufio_cache] 1 0 3172 2 0 -20 0 0 rescue S< ? 0:00 [kmpathd] 1 0 3173 2 0 -20 0 0 rescue S< ? 0:00 [kmpath_handlerd] 1 0 3176 2 0 -20 0 0 rescue S< ? 0:00 [edac-poller] 1 0 3188 2 0 -20 0 0 rescue S< ? 0:00 [kvub300c] 1 0 3189 2 0 -20 0 0 rescue S< ? 0:00 [kvub300p] 1 0 3190 2 0 -20 0 0 rescue S< ? 0:00 [kvub300d] 1 0 3193 2 0 -20 0 0 rescue S< ? 0:00 [kmemstick] 1 0 3260 2 0 -20 0 0 rescue S< ? 0:00 [binder] 5 2 3416 11795 20 0 55952 12448 inet_c S ? 0:00 /usr/local/apache2/bin/httpd -k restart 1 0 5534 2 30 10 0 0 - RN ? 90:25 [kmemleak] 1 0 5536 2 0 -20 0 0 rescue S< ? 0:00 [kafs_vlupdated] 1 0 5537 2 0 -20 0 0 rescue S< ? 0:00 [kafs_callbackd] 1 0 5538 2 0 -20 0 0 rescue S< ? 0:00 [kafsd] 1 0 5541 2 0 -20 0 0 rescue S< ? 0:00 [deferwq] 1 0 5546 2 0 -20 0 0 rescue S< ? 0:00 [devfreq_wq] 1 0 5549 2 20 0 0 0 kjourn S ? 0:54 [kjournald] 5 0 5577 1 16 -4 3124 1752 poll_s S