In [EMAIL PROTECTED], on
06/02/2008
at 06:05 PM, Tony Harminc [EMAIL PROTECTED] said:
I suppose this sounds like a precursor to RPS on the 3330,
More like a precursor to the cache on a 3880-12.
--
Shmuel (Seymour J.) Metz, SysProg and JOAT
ISO position; see
American Airlines
http://www.garlic.com/~lynn/2008i.html#34 American Airlines
http://www.garlic.com/~lynn/2008i.html#35 American Airlines
http://www.garlic.com/~lynn/2008i.html#37 American Airlines
http://www.garlic.com/~lynn/2008i.html#38 American Airlines
http://www.garlic.com/~lynn/2008i.html#39
In a message dated 6/3/2008 11:31:03 A.M. Central Daylight Time,
[EMAIL PROTECTED] writes:
there were some early -13 ( -23) literature showing 90percent
cache hit rate. i pointed out that the example was actually 3880
with 10 records per track and reading sequentially.
I remember a SHARE
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of (IBM Mainframe
Discussion List)
In a message dated 6/3/2008 11:31:03 A.M. Central Daylight
Time, [EMAIL PROTECTED] writes:
there were some early -13 ( -23) literature showing 90percent
cache hit rate. i
In a message dated 6/3/2008 1:22:43 P.M. Central Daylight Time,
[EMAIL PROTECTED] writes:
IIRC, ho-hum = 256GB:-)
That doesn't sound right. For 2105 it's 198MB per LU for NVS.
**Get trade secrets for amazing burgers. Watch Cooking with
Tyler Florence on AOL Food.
03, 2008 2:31 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: American Airlines
In a message dated 6/3/2008 1:22:43 P.M. Central Daylight Time,
[EMAIL PROTECTED] writes:
IIRC, ho-hum = 256GB:-)
That doesn't sound right. For 2105 it's 198MB per LU for NVS.
**Get trade secrets
Email: [EMAIL PROTECTED]
-
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Chase, John
Sent: Tuesday, June 03, 2008 1:20 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: re; American
Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Ed Finnell
Sent: Tuesday, June 03, 2008 2:31 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: American Airlines
In a message dated 6/3/2008 1:22:43 P.M. Central Daylight Time,
[EMAIL PROTECTED] writes:
IIRC, ho-hum = 256GB
In a message dated 6/3/2008 2:01:59 P.M. Central Daylight Time,
[EMAIL PROTECTED] writes:
Regardless, it is larger than it used to be! :-)
I don't remember if LISTDATA return counts for NVS or not. Anyway, 'bout
the only time it matters is when Murphy lurks. Few years back one of the SWC
hancock wrote:
Question:
SABRE took years to develop. Did it take equally long to develop
systems for competing airlines? For those using IBM platforms, could
they use any code or designs for SABRE or were they propriety to
American Airlines?
re:
http://www.garlic.com/~lynn/2008i.html#19
for competing airlines? For those using IBM platforms, could
they use any code or designs for SABRE or were they propriety to
American Airlines?
re:
http://www.garlic.com/~lynn/2008i.html#19 American Airlines
there was airline control program (ACP) that was (vendor) operating
system used
On Jun 2, 10:32 am, [EMAIL PROTECTED] (Warren Brown) wrote:
Actually, IBM built special hardware for this type of software to run on.
re:
http://www.garlic.com/~lynn/2008i.html#19 American Airlines
http://www.garlic.com/~lynn/2008i.html#34 American Airlines
http://www.garlic.com/~lynn/2008i.html
On Jun 2, 10:32 am, [EMAIL PROTECTED] (Warren Brown) wrote:
Actually, IBM built special hardware for this type of software to run on.
re:
http://www.garlic.com/~lynn/2008i.html#19 American Airlines
http://www.garlic.com/~lynn/2008i.html#34 American Airlines
http://www.garlic.com/~lynn
On 2 Jun 2008 07:32:46 -0700, [EMAIL PROTECTED] (Warren Brown) wrote:
Actually, IBM built special hardware for this type of software to run on.
OK, it's been almost thirty years, so my memory may be a bit hazy...
Between mid 1977 and mid 1979 I worked for Continental Airlines. At
the time we
Control Buffer, I _think_ the feature allowed the drive to
disconnect from the channel while doing a seek. Whatever the details,
it was something that became standard on later mainframe drives from
IBM.
http://www.garlic.com/~lynn/2008i.html#19 American Airlines
http://www.garlic.com/~lynn/2008i.html
2008/6/2 Eric Chevalier [EMAIL PROTECTED]:
However, we were using 2314s attached to these boxes, and I believe
there _was_ a hardware RPQ on the drives. Called something like
Airlines Control Buffer, I _think_ the feature allowed the drive to
disconnect from the channel while doing a seek.
John P. Baker wrote:
I seem to recall something called the Limited Lock Facility (LLF), which
provided some specialized CCW support in the controller.
Was it developed for use in situation such as that described here?
re:
http://www.garlic.com/~lynn/2008i.html#19 American Airlines
http
In the ESS/2105 book I have, there is an entire chapter on the Multi-Path
Lock Facility. There are also some options that can be set in the Define
Extent operands that are ACP (now called TPF, the Transaction Processing
Facility)
specific, such as record caching. These facilities were
Vernooy, C.P. - SPLXM [EMAIL PROTECTED] wrote:
I think the problem is (and was then) that the folks wanting to make an
reservation switch to another airline that could sell them a ticket.
That would be the problem today; back in 1989 when SABRE (to the best of my
knowledge) was the main airline
The following message is a courtesy copy of an article
that has been posted to bit.listserv.ibm-main,alt.folklore.computers as well.
[EMAIL PROTECTED] (Phil Smith III) writes:
That would be the problem today; back in 1989 when SABRE (to the best
of my knowledge) was the main airline
Matthew Stitt [EMAIL PROTECTED] wrote:
I remember an article in Computer World around the early 1990's about
American Airlines getting wrecked by the volume initialization joke. It
was not a joke, but lack of finger checking that cause several disks of
DB2 data, etc to be initialized instead
Phil Smith III [EMAIL PROTECTED] wrote in message
news:[EMAIL PROTECTED]...
Matthew Stitt [EMAIL PROTECTED] wrote:
I remember an article in Computer World around the early 1990's about
American Airlines getting wrecked by the volume initialization
joke. It
was not a joke, but lack of finger
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