ADSM-L

Re: SHRDYNAMIC or SHRSTATIC?

2000-08-15 11:32:16
Subject: Re: SHRDYNAMIC or SHRSTATIC?
From: Daniel Swan/TM <Daniel.Swan AT TELUS DOT COM>
Date: Tue, 15 Aug 2000 08:31:10 -0700
IS there any reason not to use Dynamic?  Is there a reason NOT to back up
open files?



Daniel Swan
HP Unix Team
ISM-BC
3030 2nd Ave SE
Calgary, AB, T2A 5N7
ph. 403-530-1726
fax: 403-530-1066




> -----Original Message-----
> From: Kelly J. Lipp [SMTP:lipp AT STORSOL DOT COM]
> Sent: Monday, August 14, 2000 7:47 PM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      Re: SHRDYNAMIC or SHRSTATIC?
>
> I think if you're going to use SHRDYNAMIC you might as well use DYNAMIC.
> How many files actually close within a few seconds?  I've seen many
> instances where a large file will be attempted three times
> (CHANGINGRETRIES - 1, usually) and then be backed up on the fourth try.
> This means we move a bunch more data than we need to trying something that
> isn't going to change anyway.  If you can get a usable copy of an open
> file,
> back it up while open the first time.
>
> Kelly J. Lipp
> Storage Solutions Specialists, Inc.
> PO Box 51313
> Colorado Springs CO 80949-1313
> (719) 531-5926
> Fax: (719) 260-5991
> Email: lipp AT storsol DOT com
> www.storsol.com
> www.storserver.com
>
>
> -----Original Message-----
> From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
> Daniel Swan/TM
> Sent: Monday, August 14, 2000 3:59 PM
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: SHRDYNAMIC or SHRSTATIC?
>
>
> I am presently reviewing our backup policies, and I see that we are using
> SHRSTATIC, but it seems to me it
> would make more sense to use SHRDYNAMIC, which eventually forces the
> backup
> of open files.
>
> Is there a reason not to use SHRDYNAMIC?
>
> Best regards,
> Dan.
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