I used to work for a RAID manufacturer, and I've bent pins -- it happens. :)
Here is the 'ADIC answer'...
> Typically users "park" the gripper in advance when they know power will be
> cut off. However, in unexpected power-loss situations it's recognized the
> gripper will fall if not properly "parked". While it does sound rather
> unsettling, this event does not harm the gripper. Now if this happened 10
> times a day, then over time that could be an issue. But in that case,
> there are bigger problems with power loss issues or improper usage. This
> is an extreme example; with normal usage we don't anticipate problems.
>
JF
On Fri, Dec 01, 2000 at 10:05:39AM -0600, John_Wang AT enron DOT net spake unto
the multitudes:
>
> Hello
>
> It was the maintenance contract field engineer that demonstrated it to me so
> presumably it's not dangerous to the library, just alarming. Mind you, it
> was
> the same guy who bent that SCSI pin which caused us a week of problems...
>
> Regards,
> John I Wang
> Sr. Systems Engineer
> Steverson Information Professionals
>
> ---
> Enron Broadband Services
> Enron Building 1472c
> ph (713) 345-4291
> fax (713) 646-8063
>
>
> |--------+----------------------->
> | | jfielden@exci|
> | | tecorp.com |
> | | |
> | | 11/30/00 |
> | | 09:19 PM |
> | | |
> |--------+----------------------->
> >-----------------------------------------------------------------------|
> | |
> | To: curtis AT colltech DOT com
> |
> | cc: John Wang/Contractor/Enron Communications@Enron |
> | Communications, david AT datastaff DOT com, DONALDG AT tc.gc DOT
> ca, |
> | kolinsky AT colltech DOT com, shyamdayal AT usa DOT net,
> |
> | veritas-bu AT mailman.eng.auburn DOT edu
> |
> | Subject: Re: [Veritas-bu] tape eject after backup - a script|
> | that might work for you too.... |
> >-----------------------------------------------------------------------|
>
>
>
> I don't think so, but I have bcc'ed one of my contacts there, hoping they
> would
> know the right person to ask this of. I'll share the answer when I get it.
>
> JF
>
> On Thu, Nov 30, 2000 at 05:41:35PM -0800, W. Curtis Preston spake unto the
> multitudes:
> >
> > I've heard this complaint before, and I wish they would fix it. He is
> > referring to what happens when you actually lose power. Is it dangerous to
> > the library when this happens?
> >
> > At 04:28 PM 11/30/00 -0800, Joshua Fielden wrote:
> > > > When power is dropped, the arm free falls to the bottom with the only
> > > drag being
> > > > that of the pulleys. It would've been nice if the arm had been better
> > > counter
> > > > weighted or had some kind of brake to support it's weight in the power
> > > > off
> > > > situation, at least nicer than hearing that unsettling whine followed
> > > > by a
> > > > thunk.
> > >
> > >Are you using the 'shutdown' procedure from the panel, or just pulling
> > >power after the JB is quieted?
> >
> > ---
> > W. Curtis Preston, Principal Consultant at Collective Technologies
> > Email: curtis AT colltech DOT com (Best way to contact me)
> > Work : 408 452 5555 (Leave a message.)
> > Pager: 800 946 4646, pin#1436065 (If urgent.)
> >
> > Tap into the Collective Intellect (TM): http://www.colltech.com
> > Backup & Restore resources: http://www.backupcentral.com
>
> --
> "Any man page that includes the words "USE AT YOUR OWN RISK. BEWARE OF DOG.
> SLIPPERY WHEN WET" means trouble" - Michael Lucas
> Joshua Fielden, Senior Systems Administrator and Backups Team Lead
> eXcite@Home, Inc. jfielden AT excitecorp DOT com 650-556-3316
> _______________________________________________
> Veritas-bu maillist - Veritas-bu AT mailman.eng.auburn DOT edu
> http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
>
>
>
--
"Any man page that includes the words "USE AT YOUR OWN RISK. BEWARE OF DOG.
SLIPPERY WHEN WET" means trouble" - Michael Lucas
Joshua Fielden, Senior Systems Administrator and Backups Team Lead
eXcite@Home, Inc. jfielden AT excitecorp DOT com 650-556-3316
|
