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Computerworld Article: Dress for Success 357
similar buttertions of been made regarding language use. note, however, both dress and language use have tended to be correlated with high degree of team-related...
Computerworld Article: Dress for Success 358
Brian Inglis There is a total lack of consistency in this dress code business. A story in the press here...
VAX Complex Instructions
I worked for many years on VAXen and while I never wrote anything in its buttembly language...
Announcement: vtapeutils 0.1
Version 0.1 of vtapeutils is available from the Sourceforge project page at vtapeutils is intended to ba a package of utilities to work with virtual tape files. Although the current program...
Device and channel 361
note that the ficon description is nearly identical to the HYPERChannel remote device adapters (A51x) boxes starting around 1980 or so. when a couple hundred people from the IMS group in STL-bldg90 were...
Device and channel 362
The NCAR Mbutt Storage System (MSS) is an archive server abused by being treated as a shared file system server...
Device and channel 363
well it is now been over 15 years since mesa archival was going to port the code from mvs to a unix platform. some meetings and discussions with people...
Device and channel 364
escon was also half-duplex (maintain compatibility with bus&tag?) and frequently is rated at 17mbytes-sec (aggregate) ... the half-duplex characteristic then also...
qRe:_=BF_Origin_of_scrolling_mouse=3F
Yes, when I was working on PEX (PHIGS Extension for X) at IBM, we had a few unusual input devices for X to test with. There was one of those "spaceball" 3D input...
Origin of scrolling mouse
It's entertaining, if annoying, that RFC2047-encoding has now created at least three subject lines for this thread. I'm using...
He Who Thought He Knew Something About DASD 367
in the reference about supporting a couple hundred IMS people moving from bldg.90-STL to...
He Who Thought He Knew Something About DASD 368
I could have used your story to make my PPOE staff a bit less grumpy back in the '60s. This was at an Enormous State University, where the computer center was (like most universtiy...
He Who Thought He Knew Something About DASD 369
Happened last week. A RAID 1, first drive failed, replaced it, second drive failed 8 days later. Both...
Origin of "glob
I'd been told that it was short for "Global Expression," but in the grand tradition when it got shortened initially to the obvious "ge" that...
Using the Cache to Change the Width of Memory
On my web site, I had proposed a computer design which started out as a simple big-endian machine, say like a 68000 or a 360, but which added a lot of...
Using the Cache to Change the Width of Memory 372
Having a cache that has a 4,096-bit wide data path to 64 ALUs in parallel requires some way to allow...
Using the Cache to Change the Width of Memory 373
as an aside ... "normal" RFCs carry month-year ... while april 1st RFCs have month-day-year designation. in my index i carry month-day-year for all RFCs by picking up...
Using the Cache to Change the Width of Memory 374
prior to the 1-1-83 conversion to internetworking protocol ... the arpanet was much more of a...
Using the Cache to Change the Width of Memory 375
when amdahl was starting his mainframe clone company in the early 70s, he gave a talk...
Stop Me If You've Heard This One Before
Different people certainly do have different preferences when it comes to computer keyboards, and it does largely depend on...
REXX still going strong after 25 years 377
Just so it's here: 1) I wrote the original buttIST as a research buttistant, mostly in 1970; Graham Campbell...
REXX still going strong after 25 years 378
Chuck was also, as a result of his leadership of the HASP project, the master of ceremonies at the HASP...
Price Tags
compared to an x86 microprocessor, I had thought it might be nice if they made a unit with just one processor like...
I know This doesnt belong but... Please read it
I am a parent of an autistic child like many of you. Since tommorow is April First I want to start...
The Case For Biquinary
Keith R. Williams Well, it may be that the 650-4 did use transistors. But if so, it doesn't seem to be noted anywhere. The 7070 is the...
old computers any value
Several of you have emailed me expressing interest in the machines, and concern that they would be scrapped. Although there...
That OctalDecimal Table 383
Rob Warnock I had been hastily going through my copy of the LGP-30 manual (not physical) to try and verify...
That OctalDecimal Table 384
Not long agi, I +--------------- +--------------- Rob Warnock I had been hastily going through my copy of the LGP-30 manual (not physical) to try and verify that, but I could not before...
That OctalDecimal Table 385
I can't believe someone actually designed a scheme like that. What was the buttembly language like, buttuming it had...
That OctalDecimal Table 386
Nah, these were new-hires getting broken in. Back in those days, these are guys...
System360 Hardwired vs. Microcoded 387
Peter Flbutt 44PS was the "native" operating system. There was some extra-cost hardware and software that provided a slow emulator for the missing instructions (plus hardware implementations of a few...
System360 Hardwired vs. Microcoded 388
On Mon, 4 Apr 2005 12:50:59 +0000 (UTC), Joe Morris The 2314 had almost an identical microword as the...
System360 Hardwired vs. Microcoded 389
Hi Wally I do have documentation on the 2841 microword. Here it is: CA: 4+Alt bits to select the first ALU input register (for each cycle) CB: 2...
System360 Hardwired vs. Microcoded 390
Eric Smith relation I have found one piece of evidence indicating some relation. A Field Engineering manual on Al Kossow's site notes the meaning of prefix characters for diagnostic programs...
System360 Hardwired vs. Microcoded 391
Eric Smith probably No, it was C. 40 the You may well be right. Looking at...
System360 Hardwired vs. Microcoded 392
Eric Smith You may well be right. As the owner of the Retrocomputing site, you would know more about these things than I would, although there are people out there who know more than...
System360 Hardwired vs. Microcoded 393
the 370-195 had the "new" (non-virtual memory) 370 instructions (like insert character under mask, etc). i was also told the 370-195 had better fault tolerant characteristics and some retry of soft-errors (compared to...
System360 Hardwired vs. Microcoded 394
MSCHAEF.COM I know what made it special to an extent, but not what made it as special as the previous poster had said. IBM built the Model...
System360 Hardwired vs. Microcoded 395
an unrelated 195 story ... the 195 had 64 instructions in the pipeline and no branch prediction ... a branch (that wasn't to an instruction already in...
System360 Hardwired vs. Microcoded 396
the 155 and 165 had cache and 2mic(?) memory ... and you could get a field retro-fit of...
System360 Hardwired vs. Microcoded 397
At HP we went though what I believe was a similar exercise with the HP 3000 Series...
System360 Hardwired vs. Microcoded 398
158-168 were new technology ... compared to 155-165 ... especially the faster real memory technology. however, i believe the...
System360 Hardwired vs. Microcoded 399
165-ii was a field hardware retrofit of virtual memory hardware to 165s currently in the field ... and it was a significant effort. system-370 "red book" was the 370...
System360 Hardwired vs. Microcoded 400
Brian Inglis Yes, that is precisely true. It had additional interrupt facilities, in addition to higher performance floating-point than other computers in its range. +--------------- I worked in a university computing...
System360 Hardwired vs. Microcoded 401
When I was in school (late 70s) we used a 360-44, and I studied it quite a bit. The...
Question: The Selector Bit on the Philco 212
On my web site, I made a particular effort to include the instruction format for the Philco 212 computer, because it had a 24-bit word length. This word length is one I particularly...
Question: The Selector Bit on the Philco 212
As architecture acts could Sending E-mails out to a few individuals who recalled having worked with a Philco 2000...
Mozilla v Firefox 404
i have 3.4mhz intel mulbreasthreaded processor with 4gbytes of memory running fc3 (although fc3 claims it is only 3.5gbytes). the problem occurs...
Mozilla v Firefox 405
Anne & Lynn Wheeler Ahh! but that is only a weak excuse. As you can pickup a brand new windoze keyboard at OfficeMax for 30 bucks or less. Now on...
Mozilla v Firefox 406
it used to be when JES crashed it would cause the whole system to crash ... including MVS. one of the early JES networking problems...
Mozilla v Firefox 407
Touch typing was pretty much the only useful thing I got out of high school, and it would have been useful...
Mozilla v Firefox 408
in my youth, i taught myself how to type on am old resurrected 1930s era typewriter that had seen better days. that wasn't a particular hard shift problem. the hardest time i...
Graphics on the IBM 2260
The IBM 2250, of course, was a vector graphics display terminal that came in several configurations. One...
Graphics on the IBM 2260
Not-quite-a-nitpick: the 2260 display terminal knew nothing about character sets. It was essentially a picture tube with...
Where should the type information be: in tags and descriptors 411
Snip-- Use of tagged descriptors for all array references, all references to code, and all references...
Where should the type information be: in tags and descriptors 412
But this is a different and orthogonal issue. The previous discussion was about every memory cell (word) carrying a tag to tell what data...
Where should the type information be: in tags and descriptors 413
Hank Oredson When you really need the speed, there's nothing wrong with this concept, except that I showed in a...