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#1 2010-06-09 22:26:26

Kardell
Member
From: London a new Babylon
Registered: 2007-02-20
Posts: 225

Hard drive enclosures issue

Hello
Does anybody experience some weird issue related with external hard drive enlosures?
In my case I have experienced this problem 2nd time.
First was enclosure for single 5.25" SATA Samsung, then IcyBox for 2x 5.25" SATA drives (USB interfaces)
In both examples after a while something strange is happening. During normal operation suddenly Samsung hard drive is disconnecting together with noise of slowing drive. I had to remount the drive. I replaced the enclosure, because I was suspecting SATA controller failure.
In new IcyBox enclosure hard drive was operating without issues for 4-5 months. Now is happening the same, but more frequent (few times a day) for Samsung drive.
I replaced Samsung for Hitachi to test the situation. Same thing happened!
I'm really confused about this all crap enclosures. IcyBox cost me ~55 pounds, but later I faced not small drawbacks related to SATA controller (different manufacturer). Second drawer in this enclosure does not detect any hard drive.
Is it some kind of USB module drawbacks that cause these hard drive restarts? I can't use eSATA, because my laptop does not have it.
Please share your experience about enclosures and suggest some good brands, because I want to deal with it once and for all. I know "Think before you buy". In our times there is a lot of failing or half-products on the market.
Thank you smile

P.S.
I'll try to find something interesting in my logs.

Last edited by Kardell (2010-06-09 22:37:06)


"Those who don't know history are doomed to repeat it." Edmund Burke

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#2 2010-06-09 22:46:05

.:B:.
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Registered: 2006-11-26
Posts: 5,819
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Re: Hard drive enclosures issue

Do your enclosures get enough power? Sometimes the power one USB connector can give is not enough and you need either a second one (some manufacturers have special cables for that) or an external power source. I have some Icy Box enclosures too, and they frequently exhibit this behaviour. Really depends on the system they're connected to it seems, but as soon as they get a second power source the problem's gone.


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#3 2010-06-10 13:36:04

stqn
Member
Registered: 2010-03-19
Posts: 1,191
Website

Re: Hard drive enclosures issue

I'm using an USB IcyBox with a 80GB 2.5" Samsung IDE drive inside without any problem since a few years ago. Also another "ThermalTake" enclosure that was provided with a dual-usb cable but I never needed to plug the second plug for additional power.

The only external USB disk that sometimes doesn't "boot" is my newest LG 500GB disk (SATA inside), but it seems plugging the additional USB plug for power doesn't help. It's quite rare that it doesn't start, though.

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#4 2010-06-10 16:27:07

Kardell
Member
From: London a new Babylon
Registered: 2007-02-20
Posts: 225

Re: Hard drive enclosures issue

.:B:. wrote:

Do your enclosures get enough power? Sometimes the power one USB connector can give is not enough and you need either a second one (some manufacturers have special cables for that) or an external power source. I have some Icy Box enclosures too, and they frequently exhibit this behaviour. Really depends on the system they're connected to it seems, but as soon as they get a second power source the problem's gone.

Yes. Both enclosures have external power supplies plugged to the wall outlet.
The thing is that these enclosures are connected to my laptop via 2x3m USB cables.
But I don't think so that such distance can cause these issues. I know that USB repeater is required after about 5m of a cable.
But who knows, maybe in these circumstances something bad is happening too.

kernel.log

Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde8): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:03:26 skywalker kernel: usb 2-1: USB disconnect, address 8
Jun  9 21:50:43 skywalker kernel: usb 2-2: USB disconnect, address 4
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde8): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sdd2): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sdd1): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sdd1): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde8): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sdd2): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:51:06 skywalker kernel: EXT3-fs error (device sdd1): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:54:18 skywalker kernel: usbcore: deregistering interface driver oss_usb
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:00:01 skywalker kernel: EXT3-fs error (device sde8): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:03:26 skywalker kernel: usb 2-1: USB disconnect, address 8
Jun  9 21:50:43 skywalker kernel: usb 2-2: USB disconnect, address 4
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sde8): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sdd2): ext3_find_entry: reading directory #2 offset 0
Jun  9 21:50:43 skywalker kernel: EXT3-fs error (device sdd1): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sdd1): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde5): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde6): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sde8): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:48:23 skywalker kernel: EXT3-fs error (device sdd2): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:51:06 skywalker kernel: EXT3-fs error (device sdd1): ext3_find_entry: reading directory #2 offset 0
Jun  9 23:54:18 skywalker kernel: usbcore: deregistering interface driver oss_usb

Last edited by Kardell (2010-06-10 17:54:37)


"Those who don't know history are doomed to repeat it." Edmund Burke

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