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Message-ID: <20090619055848.GA27802@localhost> Date: Fri, 19 Jun 2009 13:58:48 +0800 From: Wu Fengguang <fengguang.wu@...el.com> To: David Howells <dhowells@...hat.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, LKML <linux-kernel@...r.kernel.org>, Christoph Lameter <cl@...ux-foundation.org>, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>, "hannes@...xchg.org" <hannes@...xchg.org>, "peterz@...radead.org" <peterz@...radead.org>, "riel@...hat.com" <riel@...hat.com>, "tytso@....edu" <tytso@....edu>, "linux-mm@...ck.org" <linux-mm@...ck.org>, "elladan@...imo.com" <elladan@...imo.com>, "npiggin@...e.de" <npiggin@...e.de>, "minchan.kim@...il.com" <minchan.kim@...il.com>, Jesse Barnes <jbarnes@...tuousgeek.org>, "Wang, Roger" <roger.wang@...el.com>, Mel Gorman <mel@....ul.ie> Subject: Re: [PATCH 0/3] make mapped executable pages the first class citizen On Thu, Jun 18, 2009 at 10:46:52PM +0800, David Howells wrote: > > Hmmm.... It's possible that this makes my test box implode horribly when > running LTP. > > I'm going to bisect it to see if this is actually due to your patches. > > Note that I don't have any swap space. This after a fresh reboot: > > [root@...romeda ~]# cat /proc/meminfo > MemTotal: 1000624 kB > MemFree: 797328 kB > Buffers: 13272 kB > Cached: 121744 kB > SwapCached: 0 kB > Active: 36240 kB > Inactive: 115856 kB > Active(anon): 17448 kB > Inactive(anon): 0 kB > Active(file): 18792 kB > Inactive(file): 115856 kB > Unevictable: 0 kB > Mlocked: 0 kB > SwapTotal: 0 kB > SwapFree: 0 kB > Dirty: 28 kB > Writeback: 0 kB > AnonPages: 17280 kB > Mapped: 5376 kB > Slab: 42984 kB > SReclaimable: 6956 kB > SUnreclaim: 36028 kB > PageTables: 1304 kB > NFS_Unstable: 0 kB > Bounce: 0 kB > WritebackTmp: 0 kB > CommitLimit: 500312 kB > Committed_AS: 52596 kB > VmallocTotal: 34359738367 kB > VmallocUsed: 190044 kB > VmallocChunk: 34359546363 kB > DirectMap4k: 13312 kB > DirectMap2M: 1009664 kB > > David > --- > Initializing cgroup subsys cpuset > Linux version 2.6.30-cachefs (dhowells@...thog.procyon.org.uk) (gcc version 4.4.0 20090506 (Red Hat 4.4.0-4) (GCC) ) #106 SMP Wed Jun 17 22:10:31 BST 2009 > Command line: initrd=andromeda-initrd console=tty0 console=ttyS0,115200 ro root=/dev/sda2 enforcing=1 debug BOOT_IMAGE=andromeda-vmlinuz > KERNEL supported cpus: > Intel GenuineIntel > AMD AuthenticAMD > Centaur CentaurHauls > BIOS-provided physical RAM map: > BIOS-e820: 0000000000000000 - 000000000009ec00 (usable) > BIOS-e820: 000000000009ec00 - 00000000000a0000 (reserved) > BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved) > BIOS-e820: 0000000000100000 - 000000003e59a000 (usable) > BIOS-e820: 000000003e59a000 - 000000003e5a6000 (reserved) > BIOS-e820: 000000003e5a6000 - 000000003e644000 (usable) > BIOS-e820: 000000003e644000 - 000000003e6a9000 (ACPI NVS) > BIOS-e820: 000000003e6a9000 - 000000003e6ac000 (ACPI data) > BIOS-e820: 000000003e6ac000 - 000000003e6f2000 (ACPI NVS) > BIOS-e820: 000000003e6f2000 - 000000003e6ff000 (ACPI data) > BIOS-e820: 000000003e6ff000 - 000000003e700000 (usable) > BIOS-e820: 000000003e700000 - 000000003f000000 (reserved) > BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved) > DMI 2.4 present. > last_pfn = 0x3e700 max_arch_pfn = 0x400000000 > MTRR default type: uncachable > MTRR fixed ranges enabled: > 00000-9FFFF write-back > A0000-FFFFF uncachable > MTRR variable ranges enabled: > 0 base 000000000 mask FC0000000 write-back > 1 base 03F000000 mask FFF000000 uncachable > 2 base 03E800000 mask FFF800000 uncachable > 3 base 03E700000 mask FFFF00000 uncachable > 4 disabled > 5 disabled > 6 disabled > 7 disabled > x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 > initial memory mapped : 0 - 20000000 > init_memory_mapping: 0000000000000000-000000003e700000 > 0000000000 - 003e600000 page 2M > 003e600000 - 003e700000 page 4k > kernel direct mapping tables up to 3e700000 @ 8000-b000 > RAMDISK: 3e2ee000 - 3e57991c > ACPI: RSDP 00000000000fe020 00014 (v00 INTEL ) > ACPI: RSDT 000000003e6fd038 0004C (v01 INTEL DG965RY 00000330 01000013) > ACPI: FACP 000000003e6fc000 00074 (v01 INTEL DG965RY 00000330 MSFT 01000013) > ACPI: DSDT 000000003e6f8000 03EDA (v01 INTEL DG965RY 00000330 MSFT 01000013) > ACPI: FACS 000000003e6ac000 00040 > ACPI: APIC 000000003e6f7000 00078 (v01 INTEL DG965RY 00000330 MSFT 01000013) > ACPI: WDDT 000000003e6f6000 00040 (v01 INTEL DG965RY 00000330 MSFT 01000013) > ACPI: MCFG 000000003e6f5000 0003C (v01 INTEL DG965RY 00000330 MSFT 01000013) > ACPI: ASF! 000000003e6f4000 000A6 (v32 INTEL DG965RY 00000330 MSFT 01000013) > ACPI: SSDT 000000003e6f3000 001BC (v01 INTEL CpuPm 00000330 MSFT 01000013) > ACPI: SSDT 000000003e6f2000 00175 (v01 INTEL Cpu0Ist 00000330 MSFT 01000013) > ACPI: SSDT 000000003e6ab000 00175 (v01 INTEL Cpu1Ist 00000330 MSFT 01000013) > ACPI: SSDT 000000003e6aa000 00175 (v01 INTEL Cpu2Ist 00000330 MSFT 01000013) > ACPI: SSDT 000000003e6a9000 00175 (v01 INTEL Cpu3Ist 00000330 MSFT 01000013) > ACPI: Local APIC address 0xfee00000 > (7 early reservations) ==> bootmem [0000000000 - 003e700000] > #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000] > #1 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000 - 0000008000] > #2 [0001000000 - 0001535d90] TEXT DATA BSS ==> [0001000000 - 0001535d90] > #3 [003e2ee000 - 003e57991c] RAMDISK ==> [003e2ee000 - 003e57991c] > #4 [000009e800 - 0000100000] BIOS reserved ==> [000009e800 - 0000100000] > #5 [0001536000 - 0001536199] BRK ==> [0001536000 - 0001536199] > #6 [0000008000 - 0000009000] PGTABLE ==> [0000008000 - 0000009000] > found SMP MP-table at [ffff8800000fe200] fe200 > [ffffea0000000000-ffffea0000dfffff] PMD -> [ffff880001a00000-ffff8800027fffff] on node 0 > Zone PFN ranges: > DMA 0x00000000 -> 0x00001000 > DMA32 0x00001000 -> 0x00100000 > Normal 0x00100000 -> 0x00100000 > Movable zone start PFN for each node > early_node_map[4] active PFN ranges > 0: 0x00000000 -> 0x0000009e > 0: 0x00000100 -> 0x0003e59a > 0: 0x0003e5a6 -> 0x0003e644 > 0: 0x0003e6ff -> 0x0003e700 > On node 0 totalpages: 255447 > DMA zone: 56 pages used for memmap > DMA zone: 101 pages reserved > DMA zone: 3841 pages, LIFO batch:0 > DMA32 zone: 3441 pages used for memmap > DMA32 zone: 248008 pages, LIFO batch:31 > ACPI: PM-Timer IO Port: 0x408 > ACPI: Local APIC address 0xfee00000 > ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) > ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled) > ACPI: LAPIC (acpi_id[0x03] lapic_id[0x82] disabled) > ACPI: LAPIC (acpi_id[0x04] lapic_id[0x83] disabled) > ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) > ACPI: LAPIC_NMI (acpi_id[0x02] dfl dfl lint[0x1]) > ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0]) > IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23 > ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) > ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) > ACPI: IRQ0 used by override. > ACPI: IRQ2 used by override. > ACPI: IRQ9 used by override. > Using ACPI (MADT) for SMP configuration information > 4 Processors exceeds NR_CPUS limit of 2 > SMP: Allowing 2 CPUs, 0 hotplug CPUs > nr_irqs_gsi: 24 > PM: Registered nosave memory: 000000000009e000 - 000000000009f000 > PM: Registered nosave memory: 000000000009f000 - 00000000000a0000 > PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000 > PM: Registered nosave memory: 00000000000e0000 - 0000000000100000 > PM: Registered nosave memory: 000000003e59a000 - 000000003e5a6000 > PM: Registered nosave memory: 000000003e644000 - 000000003e6a9000 > PM: Registered nosave memory: 000000003e6a9000 - 000000003e6ac000 > PM: Registered nosave memory: 000000003e6ac000 - 000000003e6f2000 > PM: Registered nosave memory: 000000003e6f2000 - 000000003e6ff000 > Allocating PCI resources starting at 3f000000 (gap: 3f000000:c0f00000) > NR_CPUS:2 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 > PERCPU: Embedded 24 pages at ffff880001541000, static data 67296 bytes > Built 1 zonelists in Zone order, mobility grouping on. Total pages: 251849 > Kernel command line: initrd=andromeda-initrd console=tty0 console=ttyS0,115200 ro root=/dev/sda2 enforcing=1 debug BOOT_IMAGE=andromeda-vmlinuz > PID hash table entries: 4096 (order: 12, 32768 bytes) > Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes) > Inode-cache hash table entries: 65536 (order: 7, 524288 bytes) > Initializing CPU#0 > Checking aperture... > No AGP bridge found > Memory: 996952k/1022976k available (2953k kernel code, 1188k absent, 24132k reserved, 1678k data, 360k init) > NR_IRQS:320 > Fast TSC calibration using PIT > Detected 1864.978 MHz processor. > Console: colour VGA+ 80x25 > console [tty0] enabled > console [ttyS0] enabled > Calibrating delay loop (skipped), value calculated using timer frequency.. 3729.95 BogoMIPS (lpj=7459912) > Security Framework initialized > SELinux: Initializing. > SELinux: Starting in enforcing mode > Mount-cache hash table entries: 256 > Initializing cgroup subsys debug > Initializing cgroup subsys ns > Initializing cgroup subsys devices > CPU: L1 I cache: 32K, L1 D cache: 32K > CPU: L2 cache: 2048K > CPU: Physical Processor ID: 0 > CPU: Processor Core ID: 0 > mce: CPU supports 6 MCE banks > CPU0: Thermal monitoring enabled (TM2) > using mwait in idle threads. > ACPI: Core revision 20090521 > Setting APIC routing to flat > ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 > CPU0: Intel(R) Core(TM)2 CPU 6300 @ 1.86GHz stepping 06 > Booting processor 1 APIC 0x1 ip 0x6000 > Initializing CPU#1 > Calibrating delay using timer specific routine.. 3525.06 BogoMIPS (lpj=7050122) > CPU: L1 I cache: 32K, L1 D cache: 32K > CPU: L2 cache: 2048K > CPU: Physical Processor ID: 0 > CPU: Processor Core ID: 1 > mce: CPU supports 6 MCE banks > CPU1: Thermal monitoring enabled (TM2) > x86 PAT enabled: cpu 1, old 0x7040600070406, new 0x7010600070106 > CPU1: Intel(R) Core(TM)2 CPU 6300 @ 1.86GHz stepping 06 > checking TSC synchronization [CPU#0 -> CPU#1]: passed. > Brought up 2 CPUs > Total of 2 processors activated (7255.01 BogoMIPS). > NET: Registered protocol family 16 > ACPI: bus type pci registered > PCI: MCFG configuration 0: base f0000000 segment 0 buses 0 - 127 > PCI: Not using MMCONFIG. > PCI: Using configuration type 1 for base access > bio: create slab <bio-0> at 0 > ACPI: EC: Look up EC in DSDT > ACPI: Interpreter enabled > ACPI: (supports S0 S3 S4 S5) > ACPI: Using IOAPIC for interrupt routing > PCI: MCFG configuration 0: base f0000000 segment 0 buses 0 - 127 > PCI: MCFG area at f0000000 reserved in ACPI motherboard resources > PCI: Using MMCONFIG at f0000000 - f7ffffff > ACPI: No dock devices found. > ACPI: PCI Root Bridge [PCI0] (0000:00) > pci 0000:00:02.0: reg 10 32bit mmio: [0x50200000-0x502fffff] > pci 0000:00:02.0: reg 18 64bit mmio: [0x40000000-0x4fffffff] > pci 0000:00:02.0: reg 20 io port: [0x2110-0x2117] > pci 0000:00:03.0: reg 10 64bit mmio: [0x50326100-0x5032610f] > pci 0000:00:03.0: PME# supported from D0 D3hot D3cold > pci 0000:00:03.0: PME# disabled > pci 0000:00:19.0: reg 10 32bit mmio: [0x50300000-0x5031ffff] > pci 0000:00:19.0: reg 14 32bit mmio: [0x50324000-0x50324fff] > pci 0000:00:19.0: reg 18 io port: [0x20e0-0x20ff] > pci 0000:00:19.0: PME# supported from D0 D3hot D3cold > pci 0000:00:19.0: PME# disabled > pci 0000:00:1a.0: reg 20 io port: [0x20c0-0x20df] > pci 0000:00:1a.1: reg 20 io port: [0x20a0-0x20bf] > pci 0000:00:1a.7: reg 10 32bit mmio: [0x50325c00-0x50325fff] > pci 0000:00:1a.7: PME# supported from D0 D3hot D3cold > pci 0000:00:1a.7: PME# disabled > pci 0000:00:1b.0: reg 10 64bit mmio: [0x50320000-0x50323fff] > pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold > pci 0000:00:1b.0: PME# disabled > pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold > pci 0000:00:1c.0: PME# disabled > pci 0000:00:1c.1: PME# supported from D0 D3hot D3cold > pci 0000:00:1c.1: PME# disabled > pci 0000:00:1c.2: PME# supported from D0 D3hot D3cold > pci 0000:00:1c.2: PME# disabled > pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold > pci 0000:00:1c.3: PME# disabled > pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold > pci 0000:00:1c.4: PME# disabled > pci 0000:00:1d.0: reg 20 io port: [0x2080-0x209f] > pci 0000:00:1d.1: reg 20 io port: [0x2060-0x207f] > pci 0000:00:1d.2: reg 20 io port: [0x2040-0x205f] > pci 0000:00:1d.7: reg 10 32bit mmio: [0x50325800-0x50325bff] > pci 0000:00:1d.7: PME# supported from D0 D3hot D3cold > pci 0000:00:1d.7: PME# disabled > pci 0000:00:1f.0: quirk: region 0400-047f claimed by ICH6 ACPI/GPIO/TCO > pci 0000:00:1f.0: quirk: region 0500-053f claimed by ICH6 GPIO > pci 0000:00:1f.0: ICH7 LPC Generic IO decode 1 PIO at 0680 (mask 007f) > pci 0000:00:1f.2: reg 10 io port: [0x2108-0x210f] > pci 0000:00:1f.2: reg 14 io port: [0x211c-0x211f] > pci 0000:00:1f.2: reg 18 io port: [0x2100-0x2107] > pci 0000:00:1f.2: reg 1c io port: [0x2118-0x211b] > pci 0000:00:1f.2: reg 20 io port: [0x2020-0x203f] > pci 0000:00:1f.2: reg 24 32bit mmio: [0x50325000-0x503257ff] > pci 0000:00:1f.2: PME# supported from D3hot > pci 0000:00:1f.2: PME# disabled > pci 0000:00:1f.3: reg 10 32bit mmio: [0x50326000-0x503260ff] > pci 0000:00:1f.3: reg 20 io port: [0x2000-0x201f] > pci 0000:00:1c.0: bridge 32bit mmio: [0x50400000-0x504fffff] > pci 0000:02:00.0: reg 10 io port: [0x1018-0x101f] > pci 0000:02:00.0: reg 14 io port: [0x1024-0x1027] > pci 0000:02:00.0: reg 18 io port: [0x1010-0x1017] > pci 0000:02:00.0: reg 1c io port: [0x1020-0x1023] > pci 0000:02:00.0: reg 20 io port: [0x1000-0x100f] > pci 0000:02:00.0: reg 24 32bit mmio: [0x50100000-0x501001ff] > pci 0000:02:00.0: supports D1 > pci 0000:02:00.0: PME# supported from D0 D1 D3hot > pci 0000:02:00.0: PME# disabled > pci 0000:00:1c.1: bridge io port: [0x1000-0x1fff] > pci 0000:00:1c.1: bridge 32bit mmio: [0x50100000-0x501fffff] > pci 0000:00:1c.2: bridge 32bit mmio: [0x50500000-0x505fffff] > pci 0000:00:1c.3: bridge 32bit mmio: [0x50600000-0x506fffff] > pci 0000:00:1c.4: bridge 32bit mmio: [0x50700000-0x507fffff] > pci 0000:06:03.0: reg 10 32bit mmio: [0x50004000-0x500047ff] > pci 0000:06:03.0: reg 14 32bit mmio: [0x50000000-0x50003fff] > pci 0000:06:03.0: supports D1 D2 > pci 0000:06:03.0: PME# supported from D0 D1 D2 D3hot > pci 0000:06:03.0: PME# disabled > pci 0000:00:1e.0: transparent bridge > pci 0000:00:1e.0: bridge 32bit mmio: [0x50000000-0x500fffff] > pci_bus 0000:00: on NUMA node 0 > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P32_._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PEX0._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PEX1._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PEX2._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PEX3._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PEX4._PRT] > ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 7 9 10 *11 12) > ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 7 9 *10 11 12) > ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 7 9 10 *11 12) > ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 7 9 10 *11 12) > ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 7 *9 10 11 12) > ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 7 9 *10 11 12) > ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 7 *9 10 11 12) > ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 7 9 10 *11 12) > SCSI subsystem initialized > libata version 3.00 loaded. > PCI: Using ACPI for IRQ routing > NetLabel: Initializing > NetLabel: domain hash size = 128 > NetLabel: protocols = UNLABELED CIPSOv4 > NetLabel: unlabeled traffic allowed by default > pnp: PnP ACPI init > ACPI: bus type pnp registered > pnp: PnP ACPI: found 12 devices > ACPI: ACPI bus type pnp unregistered > system 00:01: iomem range 0xf0000000-0xf7ffffff has been reserved > system 00:01: iomem range 0xfed13000-0xfed13fff has been reserved > system 00:01: iomem range 0xfed14000-0xfed17fff has been reserved > system 00:01: iomem range 0xfed18000-0xfed18fff has been reserved > system 00:01: iomem range 0xfed19000-0xfed19fff has been reserved > system 00:01: iomem range 0xfed1c000-0xfed1ffff has been reserved > system 00:01: iomem range 0xfed20000-0xfed3ffff has been reserved > system 00:01: iomem range 0xfed45000-0xfed99fff has been reserved > system 00:01: iomem range 0xc0000-0xdffff has been reserved > system 00:01: iomem range 0xe0000-0xfffff could not be reserved > system 00:06: ioport range 0x500-0x53f has been reserved > system 00:06: ioport range 0x400-0x47f has been reserved > system 00:06: ioport range 0x680-0x6ff has been reserved > pci 0000:00:1c.0: PCI bridge, secondary bus 0000:01 > pci 0000:00:1c.0: IO window: disabled > pci 0000:00:1c.0: MEM window: 0x50400000-0x504fffff > pci 0000:00:1c.0: PREFETCH window: disabled > pci 0000:00:1c.1: PCI bridge, secondary bus 0000:02 > pci 0000:00:1c.1: IO window: 0x1000-0x1fff > pci 0000:00:1c.1: MEM window: 0x50100000-0x501fffff > pci 0000:00:1c.1: PREFETCH window: disabled > pci 0000:00:1c.2: PCI bridge, secondary bus 0000:03 > pci 0000:00:1c.2: IO window: disabled > pci 0000:00:1c.2: MEM window: 0x50500000-0x505fffff > pci 0000:00:1c.2: PREFETCH window: disabled > pci 0000:00:1c.3: PCI bridge, secondary bus 0000:04 > pci 0000:00:1c.3: IO window: disabled > pci 0000:00:1c.3: MEM window: 0x50600000-0x506fffff > pci 0000:00:1c.3: PREFETCH window: disabled > pci 0000:00:1c.4: PCI bridge, secondary bus 0000:05 > pci 0000:00:1c.4: IO window: disabled > pci 0000:00:1c.4: MEM window: 0x50700000-0x507fffff > pci 0000:00:1c.4: PREFETCH window: disabled > pci 0000:00:1e.0: PCI bridge, secondary bus 0000:06 > pci 0000:00:1e.0: IO window: disabled > pci 0000:00:1e.0: MEM window: 0x50000000-0x500fffff > pci 0000:00:1e.0: PREFETCH window: disabled > pci 0000:00:1c.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17 > pci 0000:00:1c.0: setting latency timer to 64 > pci 0000:00:1c.1: PCI INT B -> GSI 16 (level, low) -> IRQ 16 > pci 0000:00:1c.1: setting latency timer to 64 > pci 0000:00:1c.2: PCI INT C -> GSI 18 (level, low) -> IRQ 18 > pci 0000:00:1c.2: setting latency timer to 64 > pci 0000:00:1c.3: PCI INT D -> GSI 19 (level, low) -> IRQ 19 > pci 0000:00:1c.3: setting latency timer to 64 > pci 0000:00:1c.4: PCI INT A -> GSI 17 (level, low) -> IRQ 17 > pci 0000:00:1c.4: setting latency timer to 64 > pci 0000:00:1e.0: setting latency timer to 64 > pci_bus 0000:00: resource 0 io: [0x00-0xffff] > pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffffffffffff] > pci_bus 0000:01: resource 1 mem: [0x50400000-0x504fffff] > pci_bus 0000:02: resource 0 io: [0x1000-0x1fff] > pci_bus 0000:02: resource 1 mem: [0x50100000-0x501fffff] > pci_bus 0000:03: resource 1 mem: [0x50500000-0x505fffff] > pci_bus 0000:04: resource 1 mem: [0x50600000-0x506fffff] > pci_bus 0000:05: resource 1 mem: [0x50700000-0x507fffff] > pci_bus 0000:06: resource 1 mem: [0x50000000-0x500fffff] > pci_bus 0000:06: resource 3 io: [0x00-0xffff] > pci_bus 0000:06: resource 4 mem: [0x000000-0xffffffffffffffff] > NET: Registered protocol family 2 > IP route cache hash table entries: 32768 (order: 6, 262144 bytes) > TCP established hash table entries: 131072 (order: 9, 2097152 bytes) > TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) > TCP: Hash tables configured (established 131072 bind 65536) > TCP reno registered > NET: Registered protocol family 1 > Unpacking initramfs... > Freeing initrd memory: 2606k freed > audit: initializing netlink socket (disabled) > type=2000 audit(1245320564.157:1): initialized > VFS: Disk quotas dquot_6.5.2 > Dquot-cache hash table entries: 512 (order 0, 4096 bytes) > SGI XFS with ACLs, security attributes, large block/inode numbers, no debug enabled > msgmni has been set to 1953 > SELinux: Registering netfilter hooks > alg: No test for fcrypt (fcrypt-generic) > alg: No test for stdrng (krng) > Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) > io scheduler noop registered > io scheduler anticipatory registered (default) > io scheduler deadline registered > io scheduler cfq registered > pci 0000:00:02.0: Boot video device > pcieport-driver 0000:00:1c.0: irq 24 for MSI/MSI-X > pcieport-driver 0000:00:1c.0: setting latency timer to 64 > pcieport-driver 0000:00:1c.1: irq 25 for MSI/MSI-X > pcieport-driver 0000:00:1c.1: setting latency timer to 64 > pcieport-driver 0000:00:1c.2: irq 26 for MSI/MSI-X > pcieport-driver 0000:00:1c.2: setting latency timer to 64 > pcieport-driver 0000:00:1c.3: irq 27 for MSI/MSI-X > pcieport-driver 0000:00:1c.3: setting latency timer to 64 > pcieport-driver 0000:00:1c.4: irq 28 for MSI/MSI-X > pcieport-driver 0000:00:1c.4: setting latency timer to 64 > input: Power Button as /class/input/input0 > ACPI: Power Button [PWRF] > input: Sleep Button as /class/input/input1 > ACPI: Sleep Button [SLPB] > processor ACPI_CPU:00: registered as cooling_device0 > ACPI: Processor [CPU0] (supports 8 throttling states) > processor ACPI_CPU:01: registered as cooling_device1 > ACPI: Processor [CPU1] (supports 8 throttling states) > Linux agpgart interface v0.103 > agpgart-intel 0000:00:00.0: Intel 965G Chipset > agpgart-intel 0000:00:00.0: detected 7676K stolen memory > agpgart-intel 0000:00:00.0: AGP aperture is 256M @ 0x40000000 > intelfb: Framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/945GME/965G/965GM chipsets > intelfb: Version 0.9.6 > intelfb 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 > intelfb: 00:02.0: Intel(R) 965G, aperture size 256MB, stolen memory 7932kB > intelfb: Initial video mode is 1024x768-32@70. > Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled > serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A > Platform driver 'serial8250' needs updating - please use dev_pm_ops > 00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A > loop: module loaded > Driver 'sd' needs updating - please use bus_type methods > ahci 0000:00:1f.2: version 3.0 > ahci 0000:00:1f.2: PCI INT A -> GSI 19 (level, low) -> IRQ 19 > ahci 0000:00:1f.2: irq 29 for MSI/MSI-X > ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 4 ports 3 Gbps 0x33 impl SATA mode > ahci 0000:00:1f.2: flags: 64bit ncq sntf led clo pio slum part ems > ahci 0000:00:1f.2: setting latency timer to 64 > scsi0 : ahci > scsi1 : ahci > scsi2 : ahci > scsi3 : ahci > scsi4 : ahci > scsi5 : ahci > ata1: SATA max UDMA/133 abar m2048@...0325000 port 0x50325100 irq 29 > ata2: SATA max UDMA/133 abar m2048@...0325000 port 0x50325180 irq 29 > ata3: DUMMY > ata4: DUMMY > ata5: SATA max UDMA/133 abar m2048@...0325000 port 0x50325300 irq 29 > ata6: SATA max UDMA/133 abar m2048@...0325000 port 0x50325380 irq 29 > e1000e: Intel(R) PRO/1000 Network Driver - 1.0.2-k2 > e1000e: Copyright (c) 1999-2008 Intel Corporation. > e1000e 0000:00:19.0: PCI INT A -> GSI 20 (level, low) -> IRQ 20 > e1000e 0000:00:19.0: setting latency timer to 64 > e1000e 0000:00:19.0: irq 30 for MSI/MSI-X > 0000:00:19.0: eth0: (PCI Express:2.5GB/s:Width x1) 00:16:76:ce:3a:3c > 0000:00:19.0: eth0: Intel(R) PRO/1000 Network Connection > 0000:00:19.0: eth0: MAC: 6, PHY: 6, PBA No: ffffff-0ff > PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12 > Platform driver 'i8042' needs updating - please use dev_pm_ops > serio: i8042 KBD port at 0x60,0x64 irq 1 > serio: i8042 AUX port at 0x60,0x64 irq 12 > mice: PS/2 mouse device common for all mice > rtc_cmos 00:03: RTC can wake from S4 > rtc_cmos 00:03: rtc core: registered rtc_cmos as rtc0 > rtc0: alarms up to one month, 114 bytes nvram > i2c /dev entries driver > i801_smbus 0000:00:1f.3: PCI INT B -> GSI 21 (level, low) -> IRQ 21 > coretemp coretemp.0: Using relative temperature scale! > coretemp coretemp.1: Using relative temperature scale! > cpuidle: using governor ladder > ip_tables: (C) 2000-2006 Netfilter Core Team > TCP cubic registered > input: AT Translated Set 2 keyboard as /class/input/input2 > NET: Registered protocol family 17 > ata2: SATA link down (SStatus 0 SControl 300) > ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > registered taskstats version 1 > ata6: SATA link down (SStatus 0 SControl 300) > ata5: SATA link down (SStatus 0 SControl 300) > rtc_cmos 00:03: setting system clock to 2009-06-18 10:22:46 UTC (1245320566) > ata1.00: ATA-7: ST380211AS, 3.AAE, max UDMA/133 > ata1.00: 156301488 sectors, multi 0: LBA48 NCQ (depth 31/32) > ata1.00: configured for UDMA/133 > scsi 0:0:0:0: Direct-Access ATA ST380211AS 3.AA PQ: 0 ANSI: 5 > sd 0:0:0:0: [sda] 156301488 512-byte hardware sectors: (80.0 GB/74.5 GiB) > sd 0:0:0:0: [sda] Write Protect is off > sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 > sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA > sda: sda1 sda2 sda3 sda4 < sda5 sda6 sda7 sda8 > > sd 0:0:0:0: [sda] Attached SCSI disk > Freeing unused kernel memory: 360k freed > Write protecting the kernel read-only data: 4324k > Red Hat nash version 6.0.52 starting > Mounting proc filesystem > Mounting sysfs filesystem > Creating /dev > Creating initial device nodes > Setting up hotplug. > input: ImPS/2 Generic Wheel Mouse as /class/input/input3 > Creating block device nodes. > mount: could not find filesystem '/proc/bus/usb' > Waiting for driver initialization. > Waiting for driver initialization. > Creating root device. > Mounting root filesystem. > EXT3-fs: INFO: recovery required on readonly filesystem. > EXT3-fs: write access will be enabled during recovery. > kjournald starting. Commit interval 5 seconds > Setting up otherEXT3-fs: recovery complete. > filesystems. > EXT3-fs: mounted filesystem with writeback data mode. > Setting up new root fs > no fstab.sys, mounting internal defaults > SELinux: 8192 avtab hash slots, 177803 rules. > SELinux: 8192 avtab hash slots, 177803 rules. > SELinux: 6 users, 12 roles, 2431 types, 118 bools, 1 sens, 1024 cats > SELinux: 73 classes, 177803 rules > SELinux: class kernel_service not defined in policy > SELinux: permission open in class sock_file not defined in policy > SELinux: permission nlmsg_tty_audit in class netlink_audit_socket not defined in policy > SELinux: the above unknown classes and permissions will be allowed > SELinux: Completing initialization. > SELinux: Setting up existing superblocks. > SELinux: initialized (dev sda2, type ext3), uses xattr > SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs > SELinux: initialized (dev selinuxfs, type selinuxfs), uses genfs_contexts > SELinux: initialized (dev mqueue, type mqueue), uses transition SIDs > SELinux: initialized (dev devpts, type devpts), uses transition SIDs > SELinux: initialized (dev inotifyfs, type inotifyfs), uses genfs_contexts > SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs > SELinux: initialized (dev anon_inodefs, type anon_inodefs), uses genfs_contexts > SELinux: initialized (dev pipefs, type pipefs), uses task SIDs > SELinux: initialized (dev debugfs, type debugfs), uses genfs_contexts > SELinux: initialized (dev sockfs, type sockfs), uses task SIDs > SELinux: initialized (dev proc, type proc), uses genfs_contexts > SELinux: initialized (dev bdev, type bdev), uses genfs_contexts > SELinux: initialized (dev rootfs, type rootfs), uses genfs_contexts > SELinux: initialized (dev sysfs, type sysfs), uses genfs_contexts > type=1403 audit(1245320574.561:2): policy loaded auid=4294967295 ses=4294967295 > Switching to new root and running init. > unmounting old /dev > unmounting old /proc > unmounting old /sys > Welcome to Fedora > Press 'I' to enter interactive startup. > Starting udev: [ OK ] > Setting hostname andromeda.procyon.org.uk: [ OK ] > Checking filesystems > Checking all file systems. > [/sbin/fsck.ext3 (1) -- /] fsck.ext3 -a /dev/sda2 > /1: clean, 330515/2621440 files, 1528849/2620603 blocks > [/sbin/fsck.ext3 (1) -- /boot] fsck.ext3 -a /dev/sda1 > /boot1: recovering journal > /boot1: clean, 79/50200 files, 72187/200780 blocks > [ OK ] > Remounting root filesystem in read-write mode: [ OK ] > Mounting local filesystems: [ OK ] > Enabling local filesystem quotas: [ OK ] > Enabling /etc/fstab swaps: [ OK ] > Entering non-interactive startup > Starting background readahead (early, fast mode): [ OK ] > FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > Bringing up loopback interface: [ OK ] > Bringing up interface eth0: > Determining IP information for eth0... done. > [ OK ] > FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > Starting restorecond: [ OK ] > Starting auditd: [ OK ] > Starting irqbalance: [ OK ] > Starting mcstransd: [ OK ] > Starting rpcbind: modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > rpcbind: cannot create socket for udp6 > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > rpcbind: cannot create socket for tcp6 > [ OK ] > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > Starting NFS statd: [ OK ] > Starting system message bus: [ OK ] > Starting lm_sensors: not configured, run sensors-detect[WARNING] > Starting sshd: modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > [ OK ] > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > Starting ntpd: [ OK ] > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > SysRq : Changing Loglevel > Loglevel set to 8 > Now booted > Starting smartd: modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > [ OK ] > > Fedora release 9 (Sulphur) > Kernel 2.6.30-cachefs on an x86_64 (/dev/ttyS0) > > andromeda.procyon.org.uk login: modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > warning: `capget01' uses 32-bit capabilities (legacy support in use) > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > modprobe: FATAL: Could not load /lib/modules/2.6.30-cachefs/modules.dep: No such file or directory > > msgctl11 invoked oom-killer: gfp_mask=0xd0, order=1, oom_adj=0 > msgctl11 cpuset=/ mems_allowed=0 > Pid: 30549, comm: msgctl11 Not tainted 2.6.30-cachefs #106 > Call Trace: > [<ffffffff81071dae>] ? oom_kill_process.clone.0+0xa9/0x245 > [<ffffffff81072075>] ? __out_of_memory+0x12b/0x142 > [<ffffffff810720f6>] ? out_of_memory+0x6a/0x94 > [<ffffffff8107479e>] ? __alloc_pages_nodemask+0x422/0x50b > [<ffffffff81031110>] ? copy_process+0x93/0x113f > [<ffffffff810748f1>] ? __get_free_pages+0x12/0x50 > [<ffffffff81031130>] ? copy_process+0xb3/0x113f > [<ffffffff81081ae2>] ? handle_mm_fault+0x2d5/0x645 > [<ffffffff810322fb>] ? do_fork+0x13f/0x2ba > [<ffffffff81022a0b>] ? do_page_fault+0x1f1/0x206 > [<ffffffff8100b0d3>] ? stub_clone+0x13/0x20 > [<ffffffff8100ad6b>] ? system_call_fastpath+0x16/0x1b > Mem-Info: > DMA per-cpu: > CPU 0: hi: 0, btch: 1 usd: 0 > CPU 1: hi: 0, btch: 1 usd: 0 > DMA32 per-cpu: > CPU 0: hi: 186, btch: 31 usd: 0 > CPU 1: hi: 186, btch: 31 usd: 47 > Active_anon:80388 active_file:0 inactive_anon:822 > inactive_file:2 unevictable:0 dirty:0 writeback:0 unstable:0 > free:2053 slab:38793 mapped:357 pagetables:60476 bounce:0 > DMA free:3916kB min:60kB low:72kB high:88kB active_anon:3608kB inactive_anon:128kB active_file:0kB inactive_file:0kB unevictable:0kB present:15364kB pages_scanned:0 all_unreclaimable? no > lowmem_reserve[]: 0 968 968 968 > DMA32 free:4296kB min:3948kB low:4932kB high:5920kB active_anon:317944kB inactive_anon:3160kB active_file:0kB inactive_file:8kB unevictable:0kB present:992032kB pages_scanned:0 all_unreclaimable? no There are hardly any active/inactive_file pages. So it's not likely Rik or mine patches. > lowmem_reserve[]: 0 0 0 0 > DMA: 1*4kB 1*8kB 0*16kB 0*32kB 1*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 1*2048kB 0*4096kB = 3916kB > DMA32: 576*4kB 15*8kB 1*16kB 0*32kB 1*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 4296kB There are plenty of free pages. Is it a page allocator bug? Is it stable v2.6.30 or pre 2.6.31-rc1? Thanks, Fengguang > 1854 total pagecache pages > 0 pages in swap cache > Swap cache stats: add 0, delete 0, find 0/0 > Free swap = 0kB > Total swap = 0kB > 255744 pages RAM > 5588 pages reserved > 230698 pages shared > 217103 pages non-shared > Out of memory: kill process 25166 (msgctl11) score 133496 or a child > Killed process 28855 (msgctl11) > msgctl11 invoked oom-killer: gfp_mask=0xd0, order=1, oom_adj=0 > msgctl11 cpuset=/ mems_allowed=0 > Pid: 30312, comm: msgctl11 Not tainted 2.6.30-cachefs #106 > Call Trace: > [<ffffffff81071dae>] ? oom_kill_process.clone.0+0xa9/0x245 > [<ffffffff81072075>] ? __out_of_memory+0x12b/0x142 > [<ffffffff810720f6>] ? out_of_memory+0x6a/0x94 > [<ffffffff8107479e>] ? __alloc_pages_nodemask+0x422/0x50b > [<ffffffff81031110>] ? copy_process+0x93/0x113f > [<ffffffff810748f1>] ? __get_free_pages+0x12/0x50 > [<ffffffff81031130>] ? copy_process+0xb3/0x113f > [<ffffffff81029a83>] ? update_curr+0x53/0xdf > [<ffffffff81081e00>] ? handle_mm_fault+0x5f3/0x645 > [<ffffffff810322fb>] ? do_fork+0x13f/0x2ba > [<ffffffff81022a0b>] ? do_page_fault+0x1f1/0x206 > [<ffffffff8100b0d3>] ? stub_clone+0x13/0x20 > [<ffffffff8100ad6b>] ? system_call_fastpath+0x16/0x1b > Mem-Info: > DMA per-cpu: > CPU 0: hi: 0, btch: 1 usd: 0 > CPU 1: hi: 0, btch: 1 usd: 0 > DMA32 per-cpu: > CPU 0: hi: 186, btch: 31 usd: 0 > CPU 1: hi: 186, btch: 31 usd: 0 > Active_anon:79646 active_file:2 inactive_anon:4113 > inactive_file:0 unevictable:0 dirty:0 writeback:0 unstable:0 > free:1966 slab:38417 mapped:2 pagetables:61720 bounce:0 > DMA free:3916kB min:60kB low:72kB high:88kB active_anon:3608kB inactive_anon:256kB active_file:0kB inactive_file:0kB unevictable:0kB present:15364kB pages_scanned:0 all_unreclaimable? no > lowmem_reserve[]: 0 968 968 968 > DMA32 free:3948kB min:3948kB low:4932kB high:5920kB active_anon:314976kB inactive_anon:16196kB active_file:8kB inactive_file:0kB unevictable:0kB present:992032kB pages_scanned:0 all_unreclaimable? no > lowmem_reserve[]: 0 0 0 0 > DMA: 1*4kB 1*8kB 0*16kB 0*32kB 1*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 1*2048kB 0*4096kB = 3916kB > DMA32: 443*4kB 20*8kB 10*16kB 0*32kB 1*64kB 0*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 3948kB > 36 total pagecache pages > 0 pages in swap cache > Swap cache stats: add 0, delete 0, find 0/0 > Free swap = 0kB > Total swap = 0kB > 255744 pages RAM > 5588 pages reserved > 151665 pages shared > 220702 pages non-shared > Out of memory: kill process 25166 (msgctl11) score 133404 or a child > Killed process 28860 (msgctl11) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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