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Inserting & Removing IDE disks while computer is on

This is a discussion on Inserting & Removing IDE disks while computer is on within the Slackware Linux Support forums, part of the Unix Operating Systems category; --> On Wed, 01 Jun 2005 17:38:27 +0300, Mr.Jason wrote: > hdparm -y /dev/hdb Didn't know about that switch, but ...


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  #11 (permalink)  
Old 02-20-2008, 08:59 AM
Dan C
 
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Default Re: Inserting & Removing IDE disks while computer is on

On Wed, 01 Jun 2005 17:38:27 +0300, Mr.Jason wrote:

> hdparm -y /dev/hdb


Didn't know about that switch, but it doesn't really solve the problem
anyway. Even in that mode it's still drawing power.

>> This question is just as stupid as your other one about PCI cards. My
>> opinion is that you are an idiot.


> OK, its your opinion and then?


And then...... nothing. What are you talking about?

> X-Newsreader: Microsoft Outlook Express 6.00.2900.2180


Do you plan to ever actually use Linux?

--
If you're not on the edge, you're taking up too much space.
Linux Registered User #327951

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  #12 (permalink)  
Old 02-20-2008, 08:59 AM
Mr.Jason
 
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Default Re: Inserting & Removing IDE disks while computer is on


"Menno Duursma" <pan@desktop.lan> wrote in message
newsan.2005.06.01.15.33.25.214253@desktop.lan...
> On Wed, 01 Jun 2005 17:07:13 +0200, Menno Duursma wrote:
>> On Wed, 01 Jun 2005 17:38:27 +0300, Mr.Jason wrote:

>
>> I suppose if your disks don't physically sit in a swapable bracket, you

>
> 's/swapable bracket/swappable caddy/'
>
> And BTW, the NIC swapping thing i have pulled before too (for fun, not a
> production box or anything) no-problemo. Just ifconfig down the interface,
> rmmod the kernel module, and yank it out (strait.) Insert 'new' card,
> modprobe the driver and ifconfig it up. Trying that with an Ensoniq sound
> cart the kernel Panic'd (or Oops'd don't remenber) though. :-)


This is really interesting. Actually I think it might be less dangerous than
it seems. I wont do that to one of my servers though.

> Kids, don't try this at home, if you actually give a damn about the
> hardware you're pulling this with.
>
> And if you want to play with junk HW: at least use a grounded wall outlet.
>
> --
> -Menno.
>



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  #13 (permalink)  
Old 02-20-2008, 08:59 AM
Mr.Jason
 
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Default Re: Inserting & Removing IDE disks while computer is on

> I suppose if your disks don't physically sit in a swapable bracket, you
> could conceivably fry your mobo by hitting a hot wire to some joint ...
>
> --
> -Menno.
>


But other than this, you see no problem?


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  #14 (permalink)  
Old 02-20-2008, 08:59 AM
Mr.Jason
 
Posts: n/a
Default Re: Inserting & Removing IDE disks while computer is on

> Do you plan to ever actually use Linux?
>


Yeah I'm using it in my two www servers, company's intra server and a
firewall. Also I use Unix terminal much on my Mac but this newsreading
stuff, I see best to do with Windows.


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  #15 (permalink)  
Old 02-20-2008, 08:59 AM
Mr.Jason
 
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Default Re: Inserting & Removing IDE disks while computer is on

> Some trays allow hot plugging, others don't.
>
> Get an USB2 enclosure for your disk. Much safer.


Thanks.

>
> Kind regards,
>
> Iwo
>



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  #16 (permalink)  
Old 02-20-2008, 08:59 AM
Mr. Boy
 
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Default Re: Inserting & Removing IDE disks while computer is on

well guys, you might think i am phucked up in the head, but i have done
that before and the thing is " sometimes it works" depending on the
mobo chipset, hotplug.d and hardware quality.

it really can fry up the mobo, as well as kill the disc (totally
unusable).

But, i have swapped sound cards and internal modems, (NIC CARDS ARE NOT
AN OPTION YOU WILL ALWAYS GET A LOVELY KPANIC)

good mobos (the expensive ones) let you do such nasty things....

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  #17 (permalink)  
Old 02-20-2008, 08:59 AM
Menno Duursma
 
Posts: n/a
Default Re: Inserting & Removing IDE disks while computer is on

On Wed, 01 Jun 2005 19:50:30 +0300, Mr.Jason wrote:

>> I suppose if your disks don't physically sit in a swapable bracket, you
>> could conceivably fry your mobo by hitting a hot wire to some joint ...


> But other than this, you see no problem?


Indeed. In fact i have done so before. Gotta know (test) what to do when a
software RAID 1 array fails, ya know. A colleague had tested that for
himself on a PC with two floppy-drives in it (he showed later.)

--
-Menno.

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  #18 (permalink)  
Old 02-20-2008, 08:59 AM
William Hamblen
 
Posts: n/a
Default Re: Inserting & Removing IDE disks while computer is on

On 2005-06-01, Mr.Jason <jaakkochanREMOVETHIS@surfeu.fi> wrote:

> I'm curious. Lets say you have two HD's on your linux box. The secondary you
> use much as a backup medium. Then you want to replace the secondary drive
> while computer is on.


You can buy a fixture that will let you swap IDE drives. Check any
number of mail order electronics suppliers. That's a useful application
for any spare IDE drives you have lying around. I am very superstitious
about hot swapping anything.
..
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  #19 (permalink)  
Old 02-20-2008, 08:59 AM
Peter Chant
 
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Default Re: Inserting & Removing IDE disks while computer is on

Dan C wrote:

> This question is just as stupid as your other one about PCI cards. My
> opinion is that you are an idiot.


Considering that with the right setup and the right SCSI disks you can hot
swap them the question is sensible. It's just that it is not possible with
a standard set up.

--
http://www.petezilla.co.uk
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  #20 (permalink)  
Old 02-20-2008, 08:59 AM
Dan C
 
Posts: n/a
Default Re: Inserting & Removing IDE disks while computer is on

On Wed, 01 Jun 2005 19:02:09 +0100, Peter Chant wrote:

>> This question is just as stupid as your other one about PCI cards. My
>> opinion is that you are an idiot.


> Considering that with the right setup and the right SCSI disks you can hot
> swap them the question is sensible. It's just that it is not possible with
> a standard set up.


Which is exactly what he asked about (a standard set up). His exact words
were:

"I suppose not, but please speculate and analyze the events of hotswap
ordinary IDE disk."

See?

--
If you're not on the edge, you're taking up too much space.
Linux Registered User #327951

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