Re: [Gluster-devel] epoll.c bug

[Thierry EXCOFFIER]

Anand Avati wrote:
>  what kernel version are you using? it seems like a misbehaving epoll(). can
> you give a log of dmesg?

2.6.12.6

The 'dmesg' output is attached.

Sincerely yours.
-- 
Thierry.EXCOFFIER@@liris.univ-lyon1.fr//   GO: Oriental Strategy Game
LIRIS/UFR Informatique, bat710       //DYLAN: Programming Language
Universite Claude Bernard LYON 1  __// UNIX: Standard Operating System
43 Bd du 11 novembre 1918       //
69622 VILLEURBANNE, FRANCE     //WWW: http://www710.univ-lyon1.fr/~exco

Linux version 2.6.12.6-arm1 (address@hidden) (gcc version 3.4.4 (release) 
(CodeSourcery ARM 2005q3-2)) #79 Wed Oct 4 13:37:40 JST 2006
CPU: ARM926EJ-Sid(wb) [41069260] revision 0 (ARMv5TEJ)
CPU0: D VIVT write-back cache
CPU0: I cache: 32768 bytes, associativity 1, 32 byte lines, 1024 sets
CPU0: D cache: 32768 bytes, associativity 1, 32 byte lines, 1024 sets
Machine: MV-88fxx81
Using UBoot passing parameters structure
Sys Clk = 200000000, Tclk = 166664740


- Warning - This LSP release was tested only with U-Boot release 1.7.3 

Memory policy: ECC disabled, Data cache writeback
On node 0 totalpages: 32768
  DMA zone: 32768 pages, LIFO batch:15
  Normal zone: 0 pages, LIFO batch:1
  HighMem zone: 0 pages, LIFO batch:1
Built 1 zonelists
Kernel command line: console=ttyS0,115200 root=/dev/sda2 rw 
initrd=0x00800040,15M panic=5 BOOTVER=1.01
PID hash table entries: 1024 (order: 10, 16384 bytes)
Console: colour dummy device 80x30
Dentry cache hash table entries: 32768 (order: 5, 131072 bytes)
Inode-cache hash table entries: 16384 (order: 4, 65536 bytes)
Memory: 128MB 0MB 0MB 0MB = 128MB total
Memory: 110592KB available (3066K code, 513K data, 112K init)
Calibrating delay loop... 266.24 BogoMIPS (lpj=1331200)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
checking if image is initramfs...it isn't (no cpio magic); looks like an initrd
Freeing initrd memory: 15360K
NET: Registered protocol family 16
FLASH boardId = 12
Flash bankwidth 1, base ff800000, size 400000
BUFFALO LS_GL FLASH size 4096[KB]

  Marvell Development Board (LSP Version 1.7.8_NAS)-- BUFFALO_BOARD_LS_GL 

 Detected Tclk 166664740 and SysClk 200000000 
Marvell USB EHCI Host controller #0: c1702b00
Marvell USB EHCI Host controller #1: c1702bc0
pexBarOverlapDetect: winNum 2 overlap current 0
mvPexInit:Warning :Bar 2 size is illigal
it will be disabled
please check Pex and CPU windows configuration
PCI: bus0: Fast back to back transfers enabled
PCI: bus1: Fast back to back transfers enabled
SCSI subsystem initialized
usbcore: registered new driver usbfs
usbcore: registered new driver hub
use IDMA acceleration in copy to/from user buffers. used channels 2 and 3 
Done. 
cesadev_init(c0011304)
mvCesaInit: sessions=640, queue=32, pSram=f0000000
Fast Floating Point Emulator V0.9 (c) Peter Teichmann.
SGI XFS with no debug enabled
Initializing Cryptographic API
Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled
ttyS0 at MMIO 0x0 (irq = 3) is a 16550A
ttyS1 at MMIO 0x0 (irq = 4) is a 16550A
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered
RAMDISK driver initialized: 3 RAM disks of 16384K size 1024 blocksize
loop: loaded (max 8 devices)
Marvell Gigabit Ethernet Driver 'egiga':
  o Ethernet descriptors in DRAM
  o DRAM SW cache-coherency
  o Checksum offload enabled
  o Loading network interface ** egiga_init_module (0)
'eth0' 
Intergrated Sata device found
scsi0 : Marvell SCSI to SATA adapter
scsi1 : Marvell SCSI to SATA adapter
  Vendor: Hitachi   Model: HDT725050VLA360   Rev: V56O
  Type:   Direct-Access                      ANSI SCSI revision: 03
SCSI device sda: 976773168 512-byte hdwr sectors (500108 MB)
SCSI device sda: drive cache: write back
SCSI device sda: 976773168 512-byte hdwr sectors (500108 MB)
SCSI device sda: drive cache: write back
 sda: sda1 sda2 sda4 < sda5 sda6 >
Attached scsi disk sda at scsi1, channel 0, id 0, lun 0
Attached scsi generic sg0 at scsi1, channel 0, id 0, lun 0,  type 0
physmap flash device: 400000 at ff800000
CFI: Found no phys_mapped_flash device at location zero
>jedec_probe
Found: SST 39LF020
phys_mapped_flash: Found 1 x8 devices at 0x0 in 8-bit bank
phys_mapped_flash: Found an alias at 0x40000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x80000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0xc0000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x100000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x140000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x180000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x1c0000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x200000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x240000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x280000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x2c0000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x300000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x340000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x380000 for the chip at 0x0
phys_mapped_flash: Found an alias at 0x3c0000 for the chip at 0x0
number of JEDEC chips: 1
cfi_cmdset_0002: Disabling erase-suspend-program due to code brokenness.
cmdlinepart partition parsing not available
RedBoot partition parsing not available
ehci_platform ehci_platform.4523: EHCI Host Controller
ehci_platform ehci_platform.4523: new USB bus registered, assigned bus number 1
ehci_platform ehci_platform.4523: irq 17, io mem 0x00000000
ehci_platform ehci_platform.4523: park 0
ehci_platform ehci_platform.4523: USB 0.0 initialized, EHCI 1.00, driver 10 Dec 
2004
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
ehci_platform ehci_platform.16781: EHCI Host Controller
ehci_platform ehci_platform.16781: new USB bus registered, assigned bus number 2
ehci_platform ehci_platform.16781: irq 12, io mem 0x00000000
ehci_platform ehci_platform.16781: park 0
ehci_platform ehci_platform.16781: USB 0.0 initialized, EHCI 1.00, driver 10 
Dec 2004
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 1 port detected
ohci_hcd: 2004 Nov 08 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
USB Universal Host Controller Interface driver v2.2
Initializing USB Mass Storage driver...
usbcore: registered new driver usb-storage
USB Mass Storage support registered.
mice: PS/2 mouse device common for all mice
MICON ctrl (C) BUFFALO INC. V.1.00 installed.
Kernel event proc (C) BUFFALO INC. V.1.00 installed.
MICON V2 (C) BUFFALO INC. V.1.00 installed.
NET: Registered protocol family 2
IP: routing cache hash table of 1024 buckets, 8Kbytes
TCP established hash table entries: 8192 (order: 4, 65536 bytes)
TCP bind hash table entries: 8192 (order: 3, 32768 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
NET: Registered protocol family 1
NET: Registered protocol family 17
RAMDISK: Compressed image found at block 0
EXT2-fs warning: checktime reached, running e2fsck is recommended
VFS: Mounted root (ext2 filesystem).
kjournald starting.  Commit interval 5 seconds
EXT3 FS on sda1, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
XFS mounting filesystem sda2
Ending clean XFS mount for filesystem: sda2
XFS mounting filesystem sda2
Ending clean XFS mount for filesystem: sda2
VFS: Mounted root (xfs filesystem).
Trying to move old root to /initrd ... failed
Unmounting old root
Trying to free ramdisk memory ... okay
Freeing init memory: 112K
Adding 136512k swap on /dev/ls_disk1_5.  Priority:-1 extents:1
kjournald starting.  Commit interval 5 seconds
EXT3 FS on sda1, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
eth0: link down
XFS mounting filesystem sda6
Starting XFS recovery on filesystem: sda6 (dev: sda6)
eth0: link up<5>, full duplex<5>, speed 100 Mbps<5>
Ending XFS recovery on filesystem: sda6 (dev: sda6)
usbcore: registered new driver usblp
drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver