Re: usb external drives not reliable for linux?

From	"Charles T. Smith" <cts.private.yahoo@gmail.com>
Newsgroups	comp.os.linux.hardware
Subject	Re: usb external drives not reliable for linux?
Date	2014-06-25 19:04 +0000
Organization	A noiseless patient Spider
Message-ID	<lof6gi$734$1@dont-email.me> (permalink)
References	<lo4c6q$sdc$1@dont-email.me> <lo6mdq$a49$2@dont-email.me> <loclvj$klj$1@dont-email.me> <53aa665b$0$304$14726298@news.sunsite.dk>

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On Wed, 25 Jun 2014 06:04:11 +0000, Henrik Carlqvist wrote:

> On Tue, 24 Jun 2014 20:10:27 +0000, Charles T. Smith wrote:
>> [ 6540.940550] end_request: I/O error, dev sdb, sector 1306530240 [
>> 6540.940557] Buffer I/O error on device sdb3, logical block 41222280 [
>> 6540.940563] lost page write due to I/O error on sdb3 [ 6541.076290]
>> usb 2-4: new high speed USB device...
> 
>> I would have expected to find a msg in dmesg or /var/log/messages that
>> said something like "power control suspending usb power"  but I can't
>> find anything like that.  Am I looking in the wrong place?
> 
> Looking at the time stamps above the new USB device is found 0.13
> seconds after the old USB device was lost. My guess is that you don't
> have some kind of power control suspending the USB stick for 0.13
> seconds. My guess is that you instead have a flaky USB connector. This
> looks like a hardware problem to me. Are you able to use other USB
> devices connected to that USB port? Are you able to use that USB stick
> connected to other computers?
> 
> regards Henrik


Well, it's a drive - the port is surely good, never had a problem.  The 
drive is new ... it's not out of the realm of possibility that the cable 
is poor (it's a WD drive, though).

In fact, though, I've been thinking along the lines of what somebody said 
here somewhere: experimenting with the -S and -B options of the hdparm 
utility.

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Thread

usb external drives not reliable for linux? "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2014-06-21 16:34 +0000
  Re: usb external drives not reliable for linux? Stef <not@this.address.com> - 2014-06-22 01:26 +0000
    Re: usb external drives not reliable for linux? "Ralf S. Hellersen" <schneiderxr@arcor.de> - 2014-08-08 19:59 +0000
      Re: usb external drives not reliable for linux? Bobbie Sellers <bliss-sf4ever@dslextreme.com> - 2014-08-08 15:35 -0700
  Re: usb external drives not reliable for linux? Clark Smith <noaddress@nowhere.net> - 2014-06-22 01:28 +0000
    Re: usb external drives not reliable for linux? JEDIDIAH <jedi@nomad.mishnet> - 2014-06-23 09:42 -0500
      Re: usb external drives not reliable for linux? Eric Pozharski <whynot@pozharski.name> - 2014-06-24 10:18 +0300
        Re: usb external drives not reliable for linux? Baho Utot <baho-utot@invalid.com> - 2014-06-24 07:36 -0400
          Re: usb external drives not reliable for linux? "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2014-06-24 18:32 +0000
            Re: usb external drives not reliable for linux? Baho Utot <baho-utot@invalid.com> - 2014-06-24 16:47 -0400
  Re: usb external drives not reliable for linux? "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2014-06-22 13:41 +0000
    Re: usb external drives not reliable for linux? Henrik Carlqvist <Henrik.Carlqvist@deadspam.com> - 2014-06-23 05:13 +0000
    Re: usb external drives not reliable for linux? "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2014-06-24 20:10 +0000
      Re: usb external drives not reliable for linux? Henrik Carlqvist <Henrik.Carlqvist@deadspam.com> - 2014-06-25 06:04 +0000
        Re: usb external drives not reliable for linux? "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2014-06-25 19:04 +0000

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