apport information ** Tags added: apport-collected
** Description changed: please backport this patch: http://lkml.indiana.edu/hypermail/linux/kernel/1209.1/00354.html this also affects online resizing of file systems, in my case extending a 4T fs to 5T proceeded at a speed of 10 MB/s, using 100% of one CPU core for a day, mostly in 32.62% [kernel] [k] ext4_get_group_desc 31.40% [kernel] [k] count_overhead (snapshot from perf top) - running kernel: 3.2.0-31-generic #50-Ubuntu SMP Fri Sep 7 16:16:45 UTC - 2012 x86_64 x86_64 x86_64 GNU/Linux + running kernel: 3.2.0-31-generic #50-Ubuntu SMP Fri Sep 7 16:16:45 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux + --- + AlsaDevices: + total 0 + crw-rw---T 1 root audio 116, 1 Oct 9 15:51 seq + crw-rw---T 1 root audio 116, 33 Oct 9 15:51 timer + AplayDevices: Error: [Errno 2] No such file or directory + ApportVersion: 2.0.1-0ubuntu14 + Architecture: amd64 + ArecordDevices: Error: [Errno 2] No such file or directory + AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: + CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. + DistroRelease: Ubuntu 12.04 + HibernationDevice: RESUME=UUID=12856866-66d4-4155-b47c-718d77340281 + IwConfig: Error: [Errno 2] No such file or directory + MachineType: HP ProLiant DL380 G7 + Package: linux (not installed) + PciMultimedia: + + ProcEnviron: + TERM=screen + LC_COLLATE=C + LANG=en_US.UTF-8 + SHELL=/bin/bash + ProcFB: 0 radeondrmfb + ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-31-generic root=/dev/mapper/sysvg-root ro console=tty1 console=ttyS1,115200n8 + ProcVersionSignature: Ubuntu 3.2.0-31.50-generic 3.2.28 + RelatedPackageVersions: + linux-restricted-modules-3.2.0-31-generic N/A + linux-backports-modules-3.2.0-31-generic N/A + linux-firmware 1.79.1 + RfKill: Error: [Errno 2] No such file or directory + Tags: precise + Uname: Linux 3.2.0-31-generic x86_64 + UpgradeStatus: Upgraded to precise on 2012-08-16 (88 days ago) + UserGroups: + + WifiSyslog: + Nov 13 07:14:39 dump2-osl1.i.bitbit.net kernel: [2995704.481863] hpsa 0000:0a:00.0: cp ffff880037b00000 has check condition: unknown type: Sense: 0x0, ASC: 0x0, ASCQ: 0x2, Returning result: 0x2, cmd=[0a 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00] + Nov 13 07:14:41 dump2-osl1.i.bitbit.net kernel: [2995705.849964] hpsa 0000:0a:00.0: cp ffff880037b00000 has check condition: unknown type: Sense: 0x0, ASC: 0x0, ASCQ: 0x2, Returning result: 0x2, cmd=[10 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00] + Nov 13 07:17:42 dump2-osl1.i.bitbit.net kernel: [2995887.724699] hpsa 0000:0a:00.0: hpsa2: unknown unit attention detected + Nov 13 07:17:45 dump2-osl1.i.bitbit.net kernel: [2995890.488158] hpsa 0000:0a:00.0: cp ffff880037b00000 has check condition: unknown type: Sense: 0x0, ASC: 0x0, ASCQ: 0x0, Returning result: 0x2, cmd=[08 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00] + dmi.bios.date: 05/05/2011 + dmi.bios.vendor: HP + dmi.bios.version: P67 + dmi.chassis.asset.tag: DUMP2-OSL1 + dmi.chassis.type: 23 + dmi.chassis.vendor: HP + dmi.modalias: dmi:bvnHP:bvrP67:bd05/05/2011:svnHP:pnProLiantDL380G7:pvr:cvnHP:ct23:cvr: + dmi.product.name: ProLiant DL380 G7 + dmi.sys.vendor: HP ** Attachment added: "AcpiTables.txt" https://bugs.launchpad.net/bugs/1078381/+attachment/3432384/+files/AcpiTables.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1078381 Title: regression: mounting/resizing large file systems is slow on 3.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1078381/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
