Bug#567996: linux-image-amd64: Copying files to USB pendrive is very slow
Package: linux-image-amd64
Version: 2.6.32+23
Severity: normal
It seems like this bug:
https://bugs.launchpad.net/ubuntu/+source/gvfs/+bug/197762
The first 250MB get transfered very fast with a 20MB/s rate, I guess because of the cache, then it almost stops and the rate starts decreasing to under 1MB/s. Tested with Nautilus. No error messages, this is the only log:
[ 866.565377] usb 1-9: new high speed USB device using ehci_hcd and address 5
[ 866.698759] usb 1-9: New USB device found, idVendor=0951, idProduct=1624
[ 866.698775] usb 1-9: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 866.698781] usb 1-9: Product: DataTraveler G2
[ 866.698785] usb 1-9: Manufacturer: Kingston
[ 866.698789] usb 1-9: SerialNumber: 0013729945E6F96026270A82
[ 866.699018] usb 1-9: configuration #1 chosen from 1 choice
[ 867.019566] Initializing USB Mass Storage driver...
[ 867.019794] scsi8 : SCSI emulation for USB Mass Storage devices
[ 867.020548] usbcore: registered new interface driver usb-storage
[ 867.020555] USB Mass Storage support registered.
[ 867.031964] usb-storage: device found at 5
[ 867.031970] usb-storage: waiting for device to settle before scanning
[ 872.028897] usb-storage: device scan complete
[ 872.030666] scsi 8:0:0:0: Direct-Access Kingston DataTraveler G2 1.00 PQ: 0 ANSI: 2
[ 872.033166] sd 8:0:0:0: Attached scsi generic sg3 type 0
[ 872.036649] sd 8:0:0:0: [sdc] 31309760 512-byte logical blocks: (16.0 GB/14.9 GiB)
[ 872.037510] sd 8:0:0:0: [sdc] Write Protect is off
[ 872.037514] sd 8:0:0:0: [sdc] Mode Sense: 16 24 09 51
[ 872.037516] sd 8:0:0:0: [sdc] Assuming drive cache: write through
[ 872.041576] sd 8:0:0:0: [sdc] Assuming drive cache: write through
[ 872.041582] sdc: sdc1
[ 872.044511] sd 8:0:0:0: [sdc] Assuming drive cache: write through
[ 872.044516] sd 8:0:0:0: [sdc] Attached SCSI removable disk
[ 878.806391] FAT: utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive!
-- System Information:
Debian Release: squeeze/sid
APT prefers unstable
APT policy: (990, 'unstable'), (10, 'experimental')
Architecture: amd64 (x86_64)
Kernel: Linux 2.6.32-trunk-amd64 (SMP w/1 CPU core)
Locale: LANG=es_ES.UTF-8, LC_CTYPE=es_ES.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Versions of packages linux-image-amd64 depends on:
ii linux-image-2.6.32-trunk-amd6 2.6.32-5 Linux 2.6.32 for 64-bit PCs
linux-image-amd64 recommends no packages.
linux-image-amd64 suggests no packages.
-- no debconf information
Reply to: