public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: "Randy.Dunlap" <rddunlap@osdl.org>
To: Andrew Walrond <andrew@walrond.org>
Cc: Attila BODY <compi@freemail.hu>, linux-kernel@vger.kernel.org
Subject: Re: USB storage (pendrive) problems
Date: Mon, 20 Dec 2004 15:21:47 -0800	[thread overview]
Message-ID: <41C75E8B.1020200@osdl.org> (raw)
In-Reply-To: <200412202325.20064.andrew@walrond.org>

Andrew Walrond wrote:
> On Monday 20 December 2004 21:54, Attila BODY wrote:
> 
>>Hi,
>>
>>I have some weird problems with my pendrives recently. I just compile a
>>2.6.9 to check if the problem is still exists there.
>>
>>current kernel is 2.6.10-rc3 and the situation is the following:
>>
>>If I copy more than few megabytes to the drive, the activity LED keeps
>>flashing forever. sync, umount keeps runing forever, normal reboot is
>>inpossible (alt+sysreq+b seems to work)
>>
>>Tested with usb 1.1 and 2.0 pendrives, behaviour is the same.
>>
> 
> 
> I'm doing exactly that with 2.6.10-rc3. umount does take a very long time (but 
> I had just written 600Mb+ over usb 1.1)
> 
> Are you sure it doesn't come back if you leave it long enough?
> 
> Do the throughput sums; you'll be suprised how long it takes to send more than 
> a few Mb over usb 1.1 (1.5Mb/s). Eg 600Mb = 7minutes
> 
> Usb 2 should be much faster; Do you have EHCI loaded?

and which usb driver are you using?
ub or usb-storage?  (what's the /dev name that you mount?)

-- 
~Randy

  reply	other threads:[~2004-12-20 23:54 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-20 21:54 USB storage (pendrive) problems Attila BODY
2004-12-20 23:25 ` Andrew Walrond
2004-12-20 23:21   ` Randy.Dunlap [this message]
2004-12-20 23:52     ` Andrew Walrond
2004-12-21  7:35     ` Attila BODY
     [not found]     ` <mailman.1103615580.2095.linux-kernel2news@redhat.com>
2004-12-21 21:15       ` Pete Zaitcev
2004-12-24 11:23         ` Attila BODY

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=41C75E8B.1020200@osdl.org \
    --to=rddunlap@osdl.org \
    --cc=andrew@walrond.org \
    --cc=compi@freemail.hu \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox