[Bug 576448] Re: Lucid slow boot time (pauses on boot 4 and 12 seconds long without output and log records)
Bart
576448 at bugs.launchpad.net
Fri Aug 12 00:37:12 UTC 2011
I do have the same initial problem. The pause in 7-18 seconds. I tried
to disable usb support by appending "nousb" to the kernel line in the
grub boot menu by pressing "e". However this doesn't do the trick for
me. Can you confirm that. Probably the pause doesn't have anything to do
with usb [sdb] at all.
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https://bugs.launchpad.net/bugs/576448
Title:
Lucid slow boot time (pauses on boot 4 and 12 seconds long without
output and log records)
Status in “initramfs-tools” package in Ubuntu:
New
Bug description:
Binary package hint: upstart
I see that computer when boots have pauses without any output and log
reports at first 15 seconds of boot process. This pauses exists every
boot and at same time (+-second)
Records in dmesg:
[ 2.487435] Initializing USB Mass Storage driver...
[ 2.487550] scsi8 : SCSI emulation for USB Mass Storage devices
[ 2.487614] usbcore: registered new interface driver usb-storage
[ 2.487615] USB Mass Storage support registered.
[ 2.487683] usb-storage: device found at 5
[ 2.487684] usb-storage: waiting for device to settle before scanning
[ 6.892758] EXT4-fs (sda1): INFO: recovery required on readonly filesystem
[ 6.892762] EXT4-fs (sda1): write access will be enabled during recovery
[ 6.932703] EXT4-fs (sda1): recovery complete
[ 6.933169] EXT4-fs (sda1): mounted filesystem with ordered data mode
[ 7.480299] usb-storage: device scan complete
[ 7.480769] scsi 8:0:0:0: Direct-Access Kingston DataTraveler 2.0 PMAP PQ: 0 ANSI: 0 CCS
[ 7.481172] sd 8:0:0:0: Attached scsi generic sg1 type 0
[ 7.482521] sd 8:0:0:0: [sdb] 7837696 512-byte logical blocks: (4.01 GB/3.73 GiB)
[ 7.483035] sd 8:0:0:0: [sdb] Write Protect is off
[ 7.483039] sd 8:0:0:0: [sdb] Mode Sense: 23 00 00 00
[ 7.483041] sd 8:0:0:0: [sdb] Assuming drive cache: write through
[ 7.485161] sd 8:0:0:0: [sdb] Assuming drive cache: write through
[ 7.485166] sdb: sdb1
[ 7.487161] sd 8:0:0:0: [sdb] Assuming drive cache: write through
[ 7.487165] sd 8:0:0:0: [sdb] Attached SCSI removable disk
[ 18.607011] udev: starting version 151
[ 18.613024] Adding 5116660k swap on /dev/sda6. Priority:-1 extents:1 across:5116660k
[ 18.668054] ACPI: resource piix4_smbus [0xb00-0xb07] conflicts with ACPI region SOR1 [0xb00-0xb0f]
[ 18.668057] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 18.725683] EDAC MC: Ver: 2.1.0 Apr 16 2010
[ 18.751522] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[ 18.782977] lp: driver loaded but no devices found
[ 18.783717] Bluetooth: Core ver 2.15
[ 18.785754] NET: Registered protocol family 31
The pauses is in 2 to 6 seconds of boot (4 seconds) and in 7-18
seconds (11 seconds).
What does the system wait in this time? I can turn on more debug log?
How I can speed up or disable this processes?
ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: upstart 0.6.5-6
ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-21-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Thu May 6 19:07:39 2010
SourcePackage: upstart
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