Hello Everyone,
I need some confirmation. I am just amazed at the performance of
the DS6800
I just did the z/VM command FLASHCOPY on a 3390-mod 9 on DS6800 to
another 3390-mod 9 volume on the DS6800.
FLASHCOPY 8A2 0 END TO 8A1 0 END SYNCHRONOUS
The command
Of Edward M. Martin
Sent: Wednesday, July 16, 2008 10:00 AM
To: IBMVM@LISTSERV.UARK.EDU
Subject: FLASHCOPY performance to a DS6800 DASD
Hello Everyone,
I need some confirmation. I am just amazed at the performance of
the DS6800
I just did the z/VM command FLASHCOPY on a 3390-mod
To: IBMVM@LISTSERV.UARK.EDU
Subject: Re: FLASHCOPY performance to a DS6800 DASD
I can't help you with the flashcopy question, but I can tell you our
dfdss full backups(3390-3) went from 20-25 min to 6-7 min when we
changed out to the ds6k.
No one could believe
, 2008 9:17 AM
To: IBMVM@LISTSERV.UARK.EDU
Subject: Re: FLASHCOPY performance to a DS6800 DASD
Hello Larry,
I kept hearing those types of numbers. I am very pleasantly surprised.
Ed Martin
330-588-4723
ext 40441
_
From: The IBM z/VM Operating System [mailto:[EMAIL
completed?
Ed Martin
330-588-4723
ext 40441
From: The IBM z/VM Operating System [mailto:[EMAIL PROTECTED] On
Behalf Of Bob Levad (641-585-6770)
Sent: Wednesday, July 16, 2008 10:36 AM
To: IBMVM@LISTSERV.UARK.EDU
Subject: Re: FLASHCOPY performance to a DS6800 DASD
Ed,
I'm sure I'll be corrected if my
?
Ed Martin
330-588-4723
ext 40441
From: The IBM z/VM Operating System [mailto:[EMAIL PROTECTED] On Behalf
Of Bob Levad (641-585-6770)
Sent: Wednesday, July 16, 2008 10:36 AM
To: IBMVM@LISTSERV.UARK.EDU
Subject: Re: FLASHCOPY performance to a DS6800 DASD
Ed,
I'm sure I'll
Hi Ed
Yep, it is amazing, especially for those of us that never had access to a high
performance dasd subsystem before.
Without the sync parm, the command comes back immediately. With the sync parm,
the command comes back when the DS6800 has gathered all the information/control
blocks
16, 2008 11:26 AM
To: IBMVM@LISTSERV.UARK.EDU
Subject: Re: FLASHCOPY performance to a DS6800 DASD
Hi Ed
Yep, it is amazing, especially for those of us that never had access to
a high performance dasd subsystem before.
Without the sync parm, the command comes back immediately. With the
sync parm
Check out ICKDSF's PPRCOPY command. I surely has information about pending
remote copies.
ICKDSF CONSOLE CONSOLE
PPRCOPY QUERY UNIT(vaddr)
(you need to link to a fullpack first; you can query the primary and
secondary device)
So, it may also return information about Flashcopy status.
[EMAIL PROTECTED] Subject
ARK.EDU Re: FLASHCOPY performance to a
DS6800 DASD
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