scott_j_f...@yahoo.com (Scott Ford) writes:
> Maybe the people who are so vocal about the government should
> live/work in another country. Its their rules and your a guest.
re:
http://www.garlic.com/~lynn/2014e.html#23 Is there any MF shop using AWS
service?
http://www.garlic.com/~lynn/2014e.htm
cfmpub...@ns.sympatico.ca (Clark Morris) writes:
> From what I recall from over 35 years ago was that her friends thought
> that the government snooping was a normal state of affairs. Given the
> records retention requirements in the United States (and maybe other
> countries), most organizations
re:
http://www.garlic.com/~lynn/2014e.tml#23 Is there any MF shop using AWS service?
TCP/IP Might Have Been Secure From the Start If Not For the NSA
http://beta.slashdot.org/story/200323
Note NSFNET backbone was precursor to modern internet (and cloud
computing).
http://www.technologyreview.com/f
ltsai85...@gmail.com (Tsai Laurence) writes:
> as the subject, if your shop using AWS service, what is it? Backup svc?
> Solution ?
How Boeing merges its data centers with the Amazon and Microsoft
clouds; Carving data up into "puzzle pieces" keeps sensitive
information secure.
http://arstechnica.c
michaelpeterso...@gmail.com writes:
> It was the 1st Ibm PC. with floppies and 256 k ram and a monochrom screen
>
> On Monday, February 20, 1995 10:19:29 AM UTC-5, Chris Call wrote:
>> Can anyone ID a machine for me? It's an IBM8150. It runs a system called
>> DCPX,
>> and runs at least one appl
l...@garlic.com (Anne & Lynn Wheeler) writes:
> 02: We are remaking enterprise IT for the era of cloud
re:
http://www.garlic.com/~lynn/2014d.html#106 The IBM Strategy
Attack of the killer clouds and the coming IT storm
http://www.infoworld.com/t/cringely/attack-of-the-killer-clouds-
URL recently showed up in (ibm employee) linkedin group
http://www.ibm.com/annualreport/2013/strategy.html
The IBM Strategy: Waer remaining a new future for our clients, our
industry and our company. This is how.
01: We are making markets by transforming indusries and professions with
data
02: W
paulgboul...@aim.com (Paul Gilmartin) writes:
> A single TCP/IP stack "can communicate with itself". Yes.
> "over TCP/IP"? It appears to, although I suspect it short-
> circuits the path.
"localhost" mapping to loopback ip address 127.0.0.1
http://en.wikipedia.org/wiki/Localhost
special-use dom
Robert Wessel writes:
> DECsystem-10 actually. Although that often is considered a mainframe,
> just not an IBM one.
cp/m history
http://en.wikipedia.org/wiki/CP/M#History
prior to developing cp/m (73/74), kildall had worked with cp67/cms at
naval postgraduate school.
cp/m reflects some of bot
john.archie.mck...@gmail.com (John McKown) writes:
you be interested in a slightly used, but very lucrative stake in a
> bridge in NYC?
re:
http://www.garlic.com/~lynn/2014d.html#84 Difference between MVS and z / OS
systems
http://www.garlic.com/~lynn/2014d.html#87 Difference between MVS and z
elardus.engelbre...@sita.co.za (Elardus Engelbrecht) writes:
> What you did, seemed Ok and great, now after all these years, but why
> did they tried to get rid of you? Are they bored or just p*ssed off
> because you are miles ahead?
re:
http://www.garlic.com/~lynn/2014d.html#84 Difference between
Robert Wessel writes:
> VSE was similar (although probably DOS/VSE in that day). The VM "page
> fault extensions" allowed a guest to be dispatched when VM handled a
> page fault.
>
> And like VS1,VSE in PAGE=VM* mode generally ran better than VSE
> native. Which really says something about the q
Gerard Schildberger writes:
> Plus, VS/1 also had HASP integrated into it (sometimes
> referred to it JES nothing). It also was aware if it
> was running under VM/CP and wouldn't bother clearing
> storage at IPL time, nor try to figure out the "real"
> storage size, as it just simply did a DIAGn
t...@harminc.net (Tony Harminc) writes:
> For many years (decades, actually) there have been other products (IBM
> and non-IBM) that talk the NJE protocols. Most notably, IBM's RSCS on
> VM uses an overlapping subset of the same protocol, and is
> interoperable. There have been NJE implementations
l...@garlic.com (Anne & Lynn Wheeler) writes:
> i've mentioned before peak z196 I/O benchmark was 2M IOPS using 104
> FICON (compared to single FCS announced for e5-2600 claiming over
> million IOPS) @18k IOPS/box ... would require 2000 such boxes for peak
> z196 I/O benchmar
r.skoru...@bremultibank.com.pl (R.S.) writes:
> Yes, we know SSD gain the market. Yes, we know the future of classic
> HDD is not bright. Is it last gasp of HDD? Not so quick, not
> now. Check the prices and capacities in the nearest shop.
re:
http://www.garlic.com/~lynn/2014d.html#70 Last Gasp Fo
Last Gasp For Hard Disk Drives; While solid state gains ground, vendors
surprise the market with new hard disk drives. Does anyone really need
them?
http://www.informationweek.com/infrastructure/storage/last-gasp-for-hard-disk-drives/d/d-id/1127799
HGST is the remnants of the old IBM San Jose disk
l...@garlic.com (Anne & Lynn Wheeler) writes:
> for a time I used to report to the same executive as the guy responsible
> for APPN ... when it came time to announce, the communication group
> non-concurred and objected to the announcement ... after several weeks,
> the APPN ann
and...@blackhillsoftware.com (Andrew Rowley) writes:
> I'm sure it is using the encryption method. The speed of password
> cracking on GPUs is fast enough that most hashes are vulnerable using
> traditional length passwords. RACF might be worse than some because
> the algorithm might not be specifi
paulgboul...@aim.com (Paul Gilmartin) writes:
> How did the 67 deal with legacy code's use of the sign bit to terminate
> parameter lists? Did it also have a 31-bit mode? But I suppose most
> such code was written for 24-bit addressing.
as mentioned here ... science center had expected to get th
d...@lists.duda.com (David Andrews) writes:
> I vaguely remember the dual-address-space-facility that began life just
> before XA came around. There was some exploitation of it in - I think -
> MVS/SE2 (or was it SP1?).
in the wake of the failure of FS
http://www.garlic.com/~lynn/submain.html#fu
m42tom-ibmm...@yahoo.com (Tom Marchant) writes:
> And they ran on processors with somewhat different architectures. The s/360
> model 67 supported 32-bit addressing, while s/370 was limited to 24-bit
> addressing
> until XA in 1982 or 1983 began to support 31-bit addressing, not 32-bit like
> t
p...@voltage.com (Phil Smith) writes:
> I'm assuming from having never seen a reference to such on IBM-MAIN
> that no such community resource exists for z/OS-correct?
note that ibm-main mailing list originated on (univ) bitnet
mostly on vm370 systems
http://en.wikipedia.org/wiki/BITNET
and some pa
shmuel+ibm-m...@patriot.net (Shmuel Metz , Seymour J.) writes:
> In the sense that OS/390 was OS/360. VM was a rewrite of CP67.
re:
http://www.garlic.com/~lynn/2014d.html#54 Difference between MVS and z / OS
systems
http://www.garlic.com/~lynn/2014d.html#55 Difference between MVS and z / OS
sys
dasdbi...@comcast.net (DASDBILL2) writes:
> VM was called CP67 in 1967. It became VM several years later. CP67
> would only run on a S/360 model 67. VM would run on any S/370 system
> with paging architecture.
re:
http://www.garlic.com/~lynn/2014d.html#54 Difference between MVS and z / OS
syst
dasdbi...@comcast.net (DASDBILL2) writes:
> Close. OS/VS2 was released having been already pre-morphed into SVS
> and MVS. SVS was first called OS/VS2 Release 1, was first available
> in 1974, and that's when I worked with it. MVS was first called
> OS/VS2 Release 2, was first available slightly
t...@harminc.net (Tony Harminc) writes:
> These were re-integrated only with the OS/390 bundling. I doubt any
> one present -- even Lynn Wheeler -- knows all the politics behind all
> these changes.
re:
http://www.garlic.com/~lynn/2014d.html#54 Difference between MVS and z / OS
systems
OS/390 ..
gary.shimin...@doit.nh.gov (Shiminsky, Gary) writes:
> If my memory serves me right, back in the 1970s there was OS/MFT, OS/MVT,
> OS/VS1, and OS/VS2.
>
> OS/VS2 morphed to OS/SVS and then OS/MVS(? Or maybe just MVS) starting in
> the 1980s.
OS/VS2 started out as single virtual address space (svs
re:
http://www.garlic.com/~lynn/2014d.html#50 Can we logon to TSO witout having
TN3270 up ?
http://www.garlic.com/~lynn/2014d.html#51 Can we logon to TSO witout having
TN3270 up ?
oops, left out
The Evolution of CICS: CICS and Multiprocessor Exploitation (2004)
http://web.archive.org/web/200410
kees.verno...@klm.com (Vernooij, CP - KLM , SPLXM) writes:
> The big difference to notice is:
> You logon to a *nix system via Telnet or so.
> You don't logon to a mainframe. You logon to an application on a
> mainframe. So, you don't logon *via* TSO, you logon *to* TSO.
re:
http://www.garlic.com
paulgboul...@aim.com (Paul Gilmartin) writes:
> "VTAM"? "SNA"? I don't know the distinction.
... as an aside ... other divisions used to try and build SNA devices to
the SNA protocol specs ... and they wouldn't work with VTAM ... it turns
out that the only "real" definition for SNA is what VTAM
darth.kel...@assurant.com (Darth Keller) writes:
> Quote: "gushed out of its (Target's)mainframes."
>
> Is the author really implying this was a mainframe hack? Really?
>
> Keep in mind that this is what the CEO's, CIO's, etc. will read.
somewhat because having been involved in doing "electron
t...@harminc.net (Tony Harminc) writes:
> The overlay scheme used in HASP II had fixed-sized modules that were
> read into an available area without relocation. If the space was
> needed, when the first module got control again it could be loaded at
> a different address. But the trick was that the
shmuel+ibm-m...@patriot.net (Shmuel Metz , Seymour J.) writes:
> You don't consider a PSECT to be part of the image?
re:
http://www.garlic.com/~lynn/2014d.html#25 Mainframe memories
http://www.garlic.com/~lynn/2014d.html#27 Mainframe memories
the paradigm allowed the same executable image part c
l...@garlic.com (Anne & Lynn Wheeler) writes:
> With regard to ACS (IBM's advance computing effort) by Amdahl ... this
> has account of many of the features ... but was killed off by IBM
> management because they were worried it would advance computing
> state-of-the-art to
jwgli...@gmail.com (John Gilmore) writes:
>
> one of the things that I did have lots of problems with was supporting
> position independent code (mentioned in the tss/360 wiki article)
> ...constantly having to hack code to make in position independent
>
>
> Is 'position independent' code the sam
re:
http://www.garlic.com/~lynn/2014d.html#16 [OT ] Mainframe memories
http://www.garlic.com/~lynn/2014d.html#22 [OT ] Mainframe memories
http://www.garlic.com/~lynn/2014d.html#23 [OT ] Mainframe memorie
http://www.garlic.com/~lynn/2014d.html#25 [OT ] Mainframe memorie
univ ran fortran student job
l...@garlic.com (Anne & Lynn Wheeler) writes:
> lots of customers had been convinced to order 360/67 to run the
> "official" ibm virtual memory operating system, tss/360 ... however
> tss/360 had difficulty making it to production level ... so many
> locations just ran
jcew...@acm.org (Joel C. Ewing) writes:
> And the IBM 4341 supported System/370 architecture, so "VM/370" was
> indeed supported on the 4341 and was probably what the author intended.
>
> I believe the CP-40 and CP-67 precursors of VM/370 required more than
> just S/360 architecture; namely, a S/3
shmuel+ibm-m...@patriot.net (Shmuel Metz , Seymour J.) writes:
> No such animal; there was a CP-67 for the S/360, but VM was strictly
> for the S/370 and its name reflected that.
re:
http://www.garlic.com/~lynn/2014d.html#16 [OT ] Mainframe memories
almost. one of the earliest uses of the intern
paulgboul...@aim.com (Paul Gilmartin) writes:
> Isn't this telling me that relative to the "machine cycle" (perhaps
> a moving target), the 168 outperforms the 3033, and the 165 is
> better yet?
re:
http://www.garlic.com/~lynn/2014d.html#17 Write Inhibit
http://www.garlic.com/~lynn/2014d.html#19 W
ba...@mxg.com (Barry Merrill) writes:
> So using macrocode may well have been easy and cheap for Amdahl to implement,
> but it was very expensive in lost sales, since that 10% was sufficient to
> cancel
> the Amdahl purchase at this site, which also did NOT help Amdahl sales in
> Dallas.
re:
ht
edja...@phoenixsoftware.com (Ed Jaffe) writes:
> There should still be write inhibit "switch" for a volume, even if
> only a logical one. It can be very useful, when running under z/VM, to
> be able to define some z/OS volumes as read-only. It would be nice if
> you could do something similar in a
ibm-m...@tpg.com.au (Shane Ginnane) writes:
> Let's turn the discussion around Ed, and inject a little left-field
> logic. Why run z/OS in an LPAR at all ?. It's already running under a
> hipervisor - why not just junk PR/SM (and CPs) and run everybody on
> ILFs under z/VM ?.
>
> If IBM can do the
ibm science center was on part of the 4th flr of 545 tech sq ...
some past posts
http://www.garlic.com/~lynn/subtopic.html#545tech
but the machine room occupied part of the 2nd flr. it had duplex (two
processor) 360/67, 768kbytes memory, three 2301 "drums", five 8+1 drive
2314 string plus one 5 dr
t...@harminc.net (Tony Harminc) writes:
> You've mentioned this a number of times, but I don't think you've
> explained what you did to the Pascal code to get a 500x improvement.
> Was the original code exceptionally bad, was your new code
> exceptionally brilliant, did you take advantage of some k
paulgboul...@aim.com (Paul Gilmartin) writes:
> Surely, when comparing technologies hardware and software from other
> vendors should not be considered off-charter.
re:
http://www.garlic.com/~lynn/2014c.html#62 Optimization, CPU time, and related
issues
http://www.garlic.com/~lynn/2014c.html#64 O
john.archie.mck...@gmail.com (John McKown) writes:
> Wasn't there something about a PASCAL programmer knowing the value of
> everything and the Wirth of nothing?
two people from the Los Gatos VLSI lab originally did mainframe pascal
for VLSI chip tools ... this goes on eventually to become the vs/
shmuel+ibm-m...@patriot.net (Shmuel Metz , Seymour J.) writes:
> No, that is not how conditional branching in channel programs has
> always worked.
re:
http://www.garlic.com/~lynn/2014c.html#62 Optimization, CPU time, and related
issues
http://www.garlic.com/~lynn/2014c.html#64 Optimization, CPU
re:
http://www.garlic.com/~lynn/2014c.html#62 Optimization, CPU time, and related
issues
aka the internal operation of the machine ... and the execution elements
actually being managed ... are becoming less & less directly related to
the external instruction architecture.
for instance, risk arch
t...@harminc.net (Tony Harminc) writes:
> In my circles the term "core" survived for quite a long time after the
> introduction of the first 370 models with non magnetic-core storage
> (the 158 and 168, followed closely by the lower end 138, 148 and so
> on). And amusingly the UNIX people still use
dasdbi...@comcast.net (DASDBILL2) writes:
> Since virtual storage is now so much less expensive and so much more
> available than storage [1] was 50 years ago, why not be
> really extravagant and use one whole byte per store? If the byte
> contains 0, then the store number is not valid, or somethi
re:
http://www.garlic.com/~lynn/2014c.html#62 Optimization, CPU time, and related
issues
aka the internal operation of the machine ... and the execution elements
actually being managed ... are becoming less & less directly related to
the external instruction architecture.
for instance, risk arch
john.archie.mck...@gmail.com (John McKown) writes:
> Look at the current "System i". It really looks a lot like what has been
> discussed here. It has, theoretically, a 128 bit virtual addresses.
> Everything is an object. It has the single level storage so there aren't
> really any "disk files" as
bernd.oppol...@t-online.de (Bernd Oppolzer) writes:
> I could imagine some use cases for a new instruction, that supresses
> the execution of the next instruction, depending on certain values of the
> condition code. For example SKIP NEXT INSTRUCTION IF NOT ZERO,
> or IF ZERO.
>
> This would be muc
m42tom-ibmm...@yahoo.com (Tom Marchant) writes:
> John Eels had a SHARE presentation a couple of years ago where he
> described the cost of going to memory. See page 88 of this:
> https://share.confex.com/share/119/webprogramschedule/Handout/Session11718/SHARE
> 119 Session 11718 Presentation.pdf
jwgli...@gmail.com (John Gilmore) writes:
> I of course agree that "much work remains to be done"; but I am
> hopeful that instruction-execution counts will in time come to
> supplant CPU times, which are increasing problematic because no longer
> simply reproducible, for performance comparisons an
edja...@phoenixsoftware.com (Ed Jaffe) writes:
> Naturally, the laws of physics dictate the notion of a capture ratio
> will always exist, but the "uncaptured" problem has been minimized and
> for many is no longer worthy of serious concern.
re:
http://www.garlic.com/~lynn/2014b.html#78 CPU time
h
tedmacn...@bell.blackberry.net (Ted MacNEIL) writes:
> A long time ago, in a lab far far away, IBM made a (possibly
> erroneous) decision when CPU was expensive to not measure
> everything. The rough guideline, so I was told was it took 4-8000
> instructions to measure an event. So, anything under
l...@garlic.com (Anne & Lynn Wheeler) writes:
> somebody in europe obtains the rights to a descendent of the
> "performance predictor" in the early 90s (in the period that the company
> had gone into the red, had been reorganized into the 13 "baby blues" in
edja...@phoenixsoftware.com (Ed Jaffe) writes:
> Modern operating systems use the System z Extract-CPU-Time Facility,
> which accumulates accurate execution time, in cooperation with PR/SM,
> without any "slop."
re:
http://www.garlic.com/~lynn/2014b.html#78 CPU time
http://www.garlic.com/~lynn/201
edgould1...@comcast.net (Ed Gould) writes:
> At one time (MVS) there was a product called QCM. Which did measure
> precisely the amount of CPU time that was used by the task and by MVS.
> Alas it is (AFAIK) no longer marketed.
re:
http://www.garlic.com/~lynn/2014b.html#78 CPU time
http://www.garli
tedmacn...@bell.blackberry.net (Ted MacNEIL) writes:
> I've been doing capacity planning since 1981.
> VM is better than MVS, but it's not 100% accurate.
>
> No software monitor can be.
re:
http://www.garlic.com/~lynn/2014b.html#78 CPU time
it may not be reproducible because of things like cache
Robert Wessel writes:
> Not only is it bad practice in general, self modifying code tends to
> be extremely slow on modern processors, usually involving considerable
> pipeline stalls and cache flushing. Of course once done it's fast,
> but the actual change is usually quite painful. The traditi
re:
http://www.garlic.com/~lynn/2014b.html#39 Resistance to Java
http://www.garlic.com/~lynn/2014b.html#44 Resistance to Java
http://www.garlic.com/~lynn/2014b.html#46 Resistance to Java
part of the issue SNA was pretty much dictated by VTAM/NCP ... which was
a low-speed, dumb terminal communicati
paulgboul...@aim.com (Paul Gilmartin) writes:
> Why did that fail? Just too little, too late? NIH?
re:
http://www.garlic.com/~lynn/2014b.html#39 Resistance to Java
http://www.garlic.com/~lynn/2014b.html#44 Resistance to Java
internal network was larger than the arpanet/internet from just about
edja...@phoenixsoftware.com (Ed Jaffe) writes:
> I've often wondered what the state of the mainframe would be today if
> IBM had actually done a halfway decent job developing ISPF
> Client/Server, mSys for Setup, and other similar GUI-based initiatives
> from the 1990s.
re:
http://www.garlic.com/~
dcrayf...@gmail.com (David Crayford) writes:
> That's because there are no viable alternatives. It probably wouldn't
> be the case if there was a zIIP enabled Ruby on Rails, Python Django
> or node.js framework available.
trivia when java came out ... the director of the business group was
somebod
dasdbi...@comcast.net (DASDBILL2) writes:
> IBM's core business is making profits for their stockholders. All else is
> details of implementation.
IBM's core business is maximizing executive compensation ... which
translates into whatever the executive compensation plan calls for.
reference to
aledlhug...@aol.com (Aled Hughes) writes:
> I've spent several hours reading news reports from far and wide about
> this much anticipated development. What I would like to know is, what
> does this now mean to IBM's core business. More importantly, what is
> IBM's core business? Do I detect that S
l...@garlic.com (Anne & Lynn Wheeler) writes:
> pg465/10014-17:
>
> Total shareholder distributions, including dividends, amounted to $82
> billion, or 122 percent, of net income over this five-year
> period. Likewise, during the last five years IBM spent less on capital
&g
zedgarhoo...@gmail.com (zMan) writes:
> Feh. These numbers are meaningless--probably includes the salaries of every
> IBMer involved plus his/her dog.
>
> And I thought Linux was the answer for IBM? Are they replacing those
> multi-$B Linux data centers now? Yes, I realize the Cloud could be built
historical reference 1960-1979
http://www.bobbemer.com/REGISTRY.HTM
ibm major driver behind all this
http://www.bobbemer.com/ZACHERLY.HTM
however, Learson had problem and made decision to temporarily go with
EBCDIDC w/o realizing what he had done ("The Biggest Computer Goof Ever)
... and the comp
efinnel...@aol.com (Ed Finnell) writes:
> IIRC the 360/50's didn't have parity checking CPU buss. Long story short CE
> told me in early 80's CE overtime dropped 50% with intro of 370' and
> another 50% when 303x's were withdrawn.
re:
http://www.garlic.com/~lynn/2014.html#23 Scary Sysprogs and
john.archie.mck...@gmail.com (John McKown) writes:
> Back in the z890 days, we had a CPU fail. Of course, the hardware
> automatically recovered and we only knew about it due to a logrec record
> being written and a message on the HMC. We also had one of our OSAs fail.
> The second OSA did an ARP t
re:
http://www.garlic.com/~lynn/2014.html#23 Scary Sysprogs and educating those
'kids'
http://www.garlic.com/~lynn/2014.html#24 Scary Sysprogs and educating those
'kids'
after transferring to San Jose Research ... I was allowed to wandering
around other locations in the area. One of the places w
l...@garlic.com (Anne & Lynn Wheeler) writes:
> slight topic drift ... Why Programmers Work At Night
> http://www.businessinsider.com/why-programmers-work-at-night-2013-1
>
> and old post with "Real Programmers Don't Eat Quiche"
> http://www.garlic.com/~lynn/2
dcrayf...@gmail.com (David Crayford) writes:
> Is that still the case today? Even cheap x86 blades have machine check
> architecture which can signal software on hardware failures. It must
> be over a decade or so since IBM started stuffing mainframe quality
> RAM modules into x86 servers, chipkill
john.archie.mck...@gmail.com (John McKown) writes:
> We had a discussion on changes we would like to see in JCL. Well, I am
> wondering if perhaps what should be embraced in a variation of Knuth's
> "Literate Programming" in which the program source is actually embedded in
> the documentation. I am
john.archie.mck...@gmail.com (John McKown) writes:
> We had a discussion on changes we would like to see in JCL. Well, I am
> wondering if perhaps what should be embraced in a variation of Knuth's
> "Literate Programming" in which the program source is actually embedded in
> the documentation. I am
scott_j_f...@yahoo.com (Scott Ford) writes:
> 9/11 changed a lot of things , especially security, ask us who worked
> or had worked on NYC up thru and after 2001
re:
http://www.garlic.com/~lynn/2014.html#9 NSA seeks to build quantum computer
that could crack most types of encryption
5 Unnerving
kph...@live.com (Ken Hume IBM) writes:
> Text of the 4th Ammendment to the U.S. Constitution.
>
> The right of the people to be secure in their persons, houses, papers,
> and effects, against unreasonable searches and seizures, shall not be
> violated, and no Warrants shall issue, but upon probable
paulgboul...@aim.com (Paul Gilmartin) writes:
> I would think you'd first need sysadmin to DEFINE the service machine.
> Isn't that a directory update, beyond the entitlement of a Class G user?
re:
http://www.garlic.com/~lynn/2014.html#1 Application development paradigms [was:
RE: Learning Rexx]
Gerard Schildberger writes:
> I would'nt bemoan it. I tried using CMS under TSO (or under MVS, I
> don't remember), but the response time was lousy (actually, bad
> lousy) and the functionality wasn't there. Too many restrictions.
>
> The same thing kinda happened when the MVS folks said they
re:
http://www.garlic.com/~lynn/2014.html#1 Application development paradigms [was:
RE: Learning Rexx]
http://www.garlic.com/~lynn/2014.html#2 Application development paradigms [was:
RE: Learning Rexx]
another thing in the wake of FS failure
http://www.garlic.com/~lynn/submain.html#futuresys
an
peter.far...@broadridge.com (Farley, Peter x23353) writes:
> PMFJI here, but IMHO the pipeline paradigm, though obviously powerful
> and useful, is not the major advantage of VM and CMS over z/OS and TSO
> for developers, Rexx or otherwise.
>
> Rather, I would argue that it is the even more the pow
paulgboul...@aim.com (Paul Gilmartin) writes:
> Are you suggesting that I, as a Class G user, can build and deploy a DVM,
> no sysprog intervention?
re:
http://www.garilc.com/~lynn/2014.html#1 Application development paradigms [was:
RE: Learning Rexx]
that is exactly how the rexx author started
scott_j_f...@yahoo.com (Scott Ford) writes:
> Not a difficult to we who worked VM or Linux...that's kind of a vague
> generation
trivia ... I did internal adtech conf. spring '82 (week before share)
... it was first for a number of yrs since the corporate retrenching
after the failure of future s
dbo...@sinenomine.net (David Boyes) writes:
> FWIW, I think Waterloo still distributes the PC version of Waterloo
> SCRIPT. Their GML implementation was reasonably compatible with the
> DCF one, although Bookie tags never worked properly.
>
> I REALLY wish IBM would release Bookie into the public d
t...@harminc.net (Tony Harminc) writes:
> I know nothing about FAA custom hardware, but the 65MP had no RPQ
> instructions related to multiprocessing. It used the standard (though
> optional) Read Direct and Write Direct instructions, with the direct
> interface on each CPU plugged into the matchin
edgould1...@comcast.net (Ed Gould) writes:
> https://www.youtube.com/watch?v=sTdWQAKzESA
IBM 5100 1973 at Palo Alto Science Center
http://en.wikipedia.org/wiki/IBM_5100
enuf of 1130 emulation to run apl\1130 (SCAMP)
product out in 1978 was enuf of 360 emulation (on PALM) to run apl\360
note tha
dskw...@mindspring.com (Daniel Skwire) writes:
> I thought the FAA had special hybrid 6 computer systems, 3 x 2 way MPs?
re:
http://www.garlic.com/~lynn/2013o.html#54 Curiosity: TCB mapping macro name -
why IKJTCB?
http://www.garlic.com/~lynn/2013o.html#55 Curiosity: TCB mapping macro name -
why
dskw...@mindspring.com (Daniel Skwire) writes:
> Multiprocessing support earlier than TSO?
>
> It was before my time, but I read and heard plenty about "MVT/MP65", which
> predates TSO's rollout by a couple years, I think.
>
> MP65 had challenges: 'sympathy sickness" where a CPU problem took down
paulgboul...@aim.com (Paul Gilmartin) writes:
> ATTACH/DETACH appeared contemporaneously with TSO!? I'm astonished!
> I'd have guessed they were much older, perhaps even aboriginal OS/360.
> Was there no multiprocessing mechanism older than TSO? RYO, I suppose.
> That's what I understand JES and
re:
http://www.garlic.com/~lynn/2013o.html#25 GUI vs 3270 Re: MVS Quick Reference,
was: LookAT
this is quick&dirty conversion of internal (cms) ios3270 "green card" to
html ... trying to preserve a little of the original look&feel
http://www.garlic.com/~lynn/gcard.html
very early in rex(x) days
thomas.b...@swedbank.se (Thomas Berg) writes:
> Not I. If I compare a typical 3270-interface and a typical
> PC/WEB-interface I generally can observe that the response times is
> about 50 times better in the 3270-interface. It's also generally less
> "cluttered" and easier to handle.
> OTOH a typ
t...@harminc.net (Tony Harminc) writes:
> In the real world, PCI would be used to modify the channel program on
> the fly. It would presumably be copying the data to another device
> (tape or disk), and as long as that output device could keep up,
> there's no reason for this to be a theoretical-on
dasdbi...@comcast.net (DASDBILL2) writes:
> In the late 1970s, I worked at a service bureau where I had to write a
> tape file conversion program to reblock a tape file with 640KB blocks
> to a much smaller physical block size that could be handled by QSAM.
> My program read in one block with an E
gerh...@valley.net (Gerhard Postpischil) writes:
> I think you misread his message, which started with command
> chaining. But I would be interested in which control units and
> controllers allow data chaining beyond 65KiB.
re:
http://www.garlic.com/~lynn/2013o.html#6 hexadecimal
note a lot of or
re:
http://www.garlic.com/~lynn/2013o.html#5 Something to Think About - Optimal PDS
Blocking
original RAID patent from 1978 was by somebody in the san jose disk
group
http://en.wikipedia.org/wiki/RAID
... whom I actually worked with some when they let me play disk engineer
in bldgs 14&15
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