lkml.org 
[lkml]   [2011]   [Mar]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.6.38: XFS/USB/HW issue, or failing USB stick?


On Fri, 18 Mar 2011, Alan Stern wrote:

> On Fri, 18 Mar 2011, Justin Piszcz wrote:
>
>> Hi,
>>
>> I can write to just about the entire USB stick, with no errors:
>>
>> atom:~# df -h
>> Filesystem Size Used Avail Use% Mounted on
>> /dev/sda2 5.8G 1.5G 4.3G 26% /
>> tmpfs 2.0G 0 2.0G 0% /lib/init/rw
>> udev 10M 140K 9.9M 2% /dev
>> tmpfs 2.0G 0 2.0G 0% /dev/shm
>> atom:~# cd /
>> atom:/# ls
>> bin cdrom etc lib media nfs proc sbin srv tmp var
>> boot dev home lib64 mnt opt root selinux sys usr
>> atom:/# dd if=/dev/zero of=bigfile bs=1M count=4000
>> 4000+0 records in
>> 4000+0 records out
>> 4194304000 bytes (4.2 GB) copied, 135.536 s, 30.9 MB/s
>> atom:/# df -h
>> Filesystem Size Used Avail Use% Mounted on
>> /dev/sda2 5.8G 5.4G 350M 95% /
>> tmpfs 2.0G 0 2.0G 0% /lib/init/rw
>> udev 10M 140K 9.9M 2% /dev
>> tmpfs 2.0G 0 2.0G 0% /dev/shm
>> atom:/# rm bigfile
>>
>> However, after some amount of time, the errors occur below, is this USB
>> stick failing? Since it has no SMART, is there any other way to verify
>> the 'health' of a USB stick?
>
> None that I know of.
>
>> Mar 18 07:55:12 atom [ 10.034310] e1000e 0000:03:00.0: eth1: 10/100 speed: disabling TSO
>>
>> [ .. no errors .. ]
>>
>> Mar 18 08:32:44 atom [ 2261.883848] usb 1-1: USB disconnect, address 2
>> Mar 18 08:32:44 atom [ 2261.884465] Buffer I/O error on device sda2, logical block 1317256
>
> The stick didn't "fail" in any obvious way, but for some reason it was
> disconnected from the USB bus. (If it initiated that disconnect by
> itself, I guess you could consider that a failure.) Maybe it was
> something as simple as overheating causing a loss of electrical contact
> between the connector and the pins in the USB port.

It is possible, but the box is kept cool:

w83627dhg-isa-0ca0
Adapter: ISA adapter
Vcore: +1.16 V (min = +0.72 V, max = +1.39 V)
in1: +1.04 V (min = +0.94 V, max = +1.16 V)
AVCC: +3.34 V (min = +2.96 V, max = +3.63 V)
+3.3V: +3.34 V (min = +2.98 V, max = +3.63 V)
in4: +1.84 V (min = +1.62 V, max = +1.98 V)
in5: +1.26 V (min = +1.13 V, max = +1.38 V)
in6: +0.75 V (min = +0.67 V, max = +0.83 V)
3VSB: +3.30 V (min = +2.96 V, max = +3.63 V)
Vbat: +3.07 V (min = +2.96 V, max = +3.63 V)
fan1: 0 RPM (min = 727 RPM, div = 64) ALARM
fan2: 0 RPM (min = 727 RPM, div = 64) ALARM
fan3: 0 RPM (min = 727 RPM, div = 64) ALARM
fan4: 1240 RPM (min = 712 RPM, div = 8)
fan5: 0 RPM (min = 727 RPM, div = 64) ALARM
temp1: +36.0°C (high = +75.0°C, hyst = +70.0°C) sensor = thermistor
temp2: +35.5°C (high = +90.0°C, hyst = +87.0°C) sensor = diode
temp3: +19.0°C (high = +80.0°C, hyst = +75.0°C) sensor = diode
cpu0_vid: +0.000 V

coretemp-isa-0000
Adapter: ISA adapter
Core 0: +12.0°C (crit = +100.0°C)

coretemp-isa-0001
Adapter: ISA adapter
Core 1: +16.0°C (crit = +100.0°C)

>
> ...
>> Mar 18 08:33:06 atom [ 2283.963059] usb 1-1: new high speed USB device using ehci_hcd and address 4
>> Mar 18 08:33:06 atom [ 2284.080647] usb 1-1: New USB device found, idVendor=0325, idProduct=ac02
>> Mar 18 08:33:06 atom [ 2284.080707] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>> Mar 18 08:33:06 atom [ 2284.080752] usb 1-1: Product: R2_TURBO
>> Mar 18 08:33:06 atom [ 2284.080794] usb 1-1: Manufacturer: OCZ Technology
>> Mar 18 08:33:06 atom [ 2284.080831] usb 1-1: SerialNumber: (removed)
>
> And then 22 seconds later it reconnected.
>
> Alan Stern
>

Very strange, could some USB option cause this? I guess next step is use
ext2 and a different stick in the same port to see if I can get it to recur.
Then if it happens again, try a different port.

Justin.
\
 
 \ /
  Last update: 2011-03-18 18:51    [W:0.040 / U:6.780 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site