--- On Sun, 8/29/10, Rick Fochtman rfocht...@ync.net wrote:
From: Rick Fochtman rfocht...@ync.net
Subject: Re: Test DASD performance tools
To: IBM-MAIN@bama.ua.edu
Date: Sunday, August 29, 2010, 4:23 PM
Ron, I understand your viewpoint, but it's hard for a customer shop to
choose the RIGHT 24
---snip
--- On Sun, 8/29/10, Rick Fochtman rfocht...@ync.net wrote:
From: Rick Fochtman rfocht...@ync.net
Subject: Re: Test DASD performance tools
To: IBM-MAIN@bama.ua.edu
Date: Sunday, August 29, 2010, 4:23 PM
Ron, I understand your
Fochtman
Sent: Sunday, August 29, 2010 2:23 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
Ron, I understand your viewpoint, but it's hard for a customer shop to
choose the RIGHT 24 hours to model. They can pick a worst case, like
maybe end-of-month or end
in that category.
Ron
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On
Behalf Of
Rick Fochtman
Sent: Friday, August 27, 2010 1:35 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
at the outset.
Ron
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On
Behalf Of
Ted MacNEIL
Sent: Friday, August 27, 2010 3:47 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
that this sort of warranty protects
: Thursday, August 26, 2010 12:11 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
I say get the vendors to provide the tools and/or analysis to prove their
claims.
They may ask for SMF data from the existing environment to put through
their
modeling tools. Make
That's a good idea, providing the customer is willing to provide accurate
description of what they want to have modeled. SMF has a lot of really good
averages, but very little in the way of detailed access patterns.
Can you tell skip sequential access from random with a Type 74 record? Can a
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
Shane
Sent: Friday, August 27, 2010 5:57 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
That's a good idea, providing the customer is willing to provide accurate
snip---
That's a good idea, providing the customer is willing to provide accurate
description of what they want to have modeled. SMF has a lot of really good
averages, but very little in the way of detailed access patterns.
that this sort of warranty protects the performance guy at a customer site
from actually having to understand IO performance.
Cheap shot
-
I'm a SuperHero with neither powers, nor motivation!
Kimota!
--
For IBM-MAIN subscribe
Subject: Re: [IBM-MAIN] Test DASD performance tools
snip--
-
That's a good idea, providing the customer is willing to provide
accurate
description of what they want to have modeled. SMF has a lot of really
good
averages
, August 25, 2010 10:00 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
Save yourself some time. The PA/IODRIVER is not free.
Bill Fairchild
Rocket Software
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On
Behalf
.
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
Ron Hawkins
Sent: Wednesday, August 25, 2010 10:32 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: Test DASD performance tools
Hal,
I don't this is a hard and fast rule to go by, especially as response
I say get the vendors to provide the tools and/or analysis to prove their
claims.
They may ask for SMF data from the existing environment to put through their
modeling tools. Make sure they ask for specific SMF record types, as you do
not want to send huge volumes of SMF data to the vendors.
Hi all,
Our shop needs to compare the EMC IBM DASD performance. Is there any
free tools to test the DASD performance? such as online CICS/Batch
performance?
Many thanks
--
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...@bama.ua.edu] On Behalf Of
Tommy Tsui
Sent: Wednesday, August 25, 2010 9:16 AM
To: IBM-MAIN@bama.ua.edu
Subject: Test DASD performance tools
Hi all,
Our shop needs to compare the EMC IBM DASD performance. Is there any
free tools to test the DASD performance? such as online CICS/Batch
performance
...@bama.ua.edu] On
Behalf Of
Hal Merritt
Sent: Wednesday, August 25, 2010 7:32 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: [IBM-MAIN] Test DASD performance tools
The bottom line in DASD performance is response time. RMF reports that.
How well a given vendor performs in a given situation would
PA/IODRIVER http://www.perfassoc.com/
snip
Our shop needs to compare the EMC IBM DASD performance. Is there any
free tools to test the DASD performance? such as online CICS/Batch
performance?
/snip
--
For IBM-MAIN subscribe
-MAIN@bama.ua.edu
Subject: [IBM-MAIN] Test DASD performance tools
Hi all,
Our shop needs to compare the EMC IBM DASD performance. Is there any
free tools to test the DASD performance? such as online CICS/Batch
performance?
Many thanks
DASD performance tools
PA/IODRIVER http://www.perfassoc.com/
snip
Our shop needs to compare the EMC IBM DASD performance. Is there any
free tools to test the DASD performance? such as online CICS/Batch
performance?
/snip
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