Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: ICC's disk problems

Author: Ricardo Gibert

Date: 22:28:52 06/22/01

Go up one level in this thread


On June 22, 2001 at 23:48:16, Robert Hyatt wrote:

>On June 22, 2001 at 20:11:30, Chuck wrote:
>
>>If you log onto ICC presently you may find the following statement concerning
>>disk problems they've had:
>>
>>***** DISK-PROBLEMS *****
>>
>>As you may be aware, on June 2 part of ICC's disk system crashed.
>>We restored the player data and other operational files that same
>>day, but had less luck with the old games, game libraries and
>>some other data such as TriviaBot's database.  Our in-house
>>efforts (working with consultants) to read the bad disk have
>>failed, so now we are sending it to a data recovery lab.  We are
>>hopeful that they will be able to recover all of the data, but
>>we probably won't know for about a week.
>>
>>We are very sorry, of course; this was quite a disaster for us!
>>It was very bad luck that not only our RAID array died but that
>>while we were repairing it, the other disk that had a copy of
>>that data crashed.  Now we are setting up a new disk system and
>>better backup procedures.
>>
>>****
>>
>>Now I wish to make an issue of this statement. I don't have anything against
>>ICC, but IMO, this statement is a bunch of hogwash. My problem with it is that
>>ICC is not being honest. They should just admit they didn't have a good backup
>>in place, take the heat and move on. Don't try to tell us that while you were
>>trying to run your backup the backup crashed. This is like telling your teacher
>>your dog ate your homework. Even if it were true, no one would believe it.
>>
>>And if it were true [that they had good regular backups], they could just roll a
>>backup from the day before and hardly miss a beat. In such a case the above
>>statement would not be necessary.
>>
>>I don't wish to start a big thread about whether they did or not, I just expect
>>they are not being honest and everyone should consider they are probably doing
>>things with the money you pay them other than what they say they're doing.
>>Personally, I wouldn't pay that annual fee to watch them blow smoke.
>
>
>I don't think that is what they are saying.  One disk crashed out of a RAID5
>array.  Apparently a second disk died shortly thereafter.  When _that_ happens,
>you are dead.  You can lose one but not two.  If you don't have a good backup
>(and this has happened to me with 24gig scsi tapes myself) then you are royally
>screwed.


Either way they blundered. They lost old data. That should *never* *never*
*never* happen.

What happened to you with the bad backup is remarkably common. People make bad
backups all the time without realizing it. You have to test the backups
periodically too.


>I had a scsi tape that wrote tapes just fine, except that they were unreadable
>if you tried to restore.  That is how I lost all the old source versions of
>Crafty a couple of years ago.  I now dump 'em to CDRom every few months so I
>won't be losing them again.  I am waiting on a DVD write to dump all the
>endgame stuff to make sure none of it gets lost either...



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.