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* Posts by Gary Stewart

910 publicly visible posts • joined 30 Jul 2020

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As datacenters expand, so does public opposition to them

Gary Stewart Silver badge

How will this work?

Amazon is planning to build a data center in Pecos County Texas that will use 35 gas turbine generators to produce 7.6 GW. It will become the largest single producer of CO2 emissions in the US, at least until Google decides to one up it. Pecos County is in deep west Texas which is arid-semi/arid with the only sources of water being the Pecos Valley Aquifer which is mostly used for irrigation and the Edwards-Trinity Plateau Aquifer which is used by municipalities and ranches. Both of these aquifers have high mineral content frequently containing elevated levels of chloride, sulfate, arsenic, and radionuclides. Both are already being depleted faster than they are recharging. There are also plans, and I believe construction on some of a large number of major data centers in north east Texas around the Dallas-Fort Worth area which experiences frequent power brownout warnings in the summer and is experiencing water shortage problems mainly due to population growth and agricultural use. Unless there is a major breakthrough that reduces power use (water conservation will require serious effort but can probably be done) the resources needed to operate the huge number of equally huge data centers Google and Amazon dream of do not exist at this time. They will require massive investments beyond the cost of the data centers to build while creating even more serious climate problems that may already be out of our control. In a

As I've posted before there are a number of very promising and some currently proven uses for AI. I just don't believe that they will, at least in the near future live up to the hype being used to promote the massive build up of data centers.

Sysadmin summoned to explain italics – to a user with at least two degrees

Gary Stewart Silver badge

Re: Stupidity plus arrogance

Small correction, ignorance is not knowing on purpose, which is stupid. So you get the worst of both worlds.

IT boss left root session open for bring-your-kid-to-work day

Gary Stewart Silver badge

For old timers like me

Export TMOUT in .bashrc (or use systemd equivalent?) with a value in seconds.

I have it set to 15 minutes in .bashrc and have written a BASH script that allows me to set TMOUT to between 5 minutes and 60 minutes (command line parameter is in minutes), disable it with 0, or display the current value of TMOUT in minutes.

Microsoft says 8 GB of RAM should be enough for anyone running Windows 11

Gary Stewart Silver badge

Re: “The signal from you is clear: keep going. We intend to,” he wrote...

I think they had record profits in the last quarter mainly due to Azure. I've been wanting for them to fade away into oblivion for decades. Instead my chances of me seeing it happen are fading away. "Life, don't talk to me about life" seems appropriate for this one.

30 years ago, AT&T gave Internet Explorer the default advantage

Gary Stewart Silver badge

And the black hats rejoiced.

Trump expands voluntary pledge to keep datacenter costs off household power bills

Gary Stewart Silver badge

Re: Voluntary? Pledge?

Yep, almost as binding as when congress passes laws that have no penalties if they are not followed. Both a favorite way used by lawmakers to look like something is getting done about a problem without really doing anything.

SpaceX to try its luck again with Starship Flight 13 after engines and weather say no

Gary Stewart Silver badge

Re: RUD Please

"The initial stated build out of the Starlink constellation was/is 42,000 satellites. They are only 1/4 of the way there with birds already expiring that have to be replaced."

And yet they have more satellites in orbit than all the previous satellites combined. They were very aware from the beginning that some would have to be replaced and have accounted for that. When(if?) the

"Starship" becomes fully operational they will have the ability to put many more in orbit per year than they currently do. Actually I'm not a big fan of 42000 satellites in orbit (not counting any rivals) as I would like to be able to see stars in the night sky that are not moving.

"There's no swapping from Falcon to Starship unless/until there's something more than a Pez dispenser slot for deployment."

Adding another deployment method does not seem to be a showstopper. Also at the current rate of progress the 2028 cutoff may be a bit premature.

"Companies designing satellites try to have at least 2 rockets they can launch on and no body else has the slot deployment configuration nor are satellites being laid out in a flat-pack. Satellite busses (the basic framework) is much more cubicle."

So far several companies have recently had to work around the 2 rockets preference and redesigned their payloads to launch on Falcon 9s or Falcon Heavies due to space still being hard. I can see the flat-pack pez design being a problem but a lot of satellites are small enough that a flat-pack type deployment would not be a problem. A double height pez type dispenser as well as a large satellite deployment mechanism would probably be a useful addition. I would be very surprised if this has not already been thought of by SpaceX. Obviously they are concentrating on using Starlink to test deployment, the last two have used real Starlink satellites although they were not put in orbit and reentered the atmosphere shortly after. For now these deployments are a useful way to gain real world experience and possibly do real Starlink deployments before "Starship" becomes fully operational.

Gary Stewart Silver badge

Re: Public company woes

"It's a government program, it's supposed to cost gazillons of dollars!"

No, its' not. They still do, but they are not supposed to.

"To keep costs down and timelines from exploding, they incorporated used engines and stretched some SRB's there is experience with."

And it was a spectacular failure at both as the cost still ballooned well beyond budget and took much longer than expected. Both mainly due to overly optimistic estimates of the amount of re-engineering required to convert them to do a job they were not originally designed for.

"In the mean time, there's hope that some trailblazing can be done with an eye towards commercial activities on the moon."

As has been widely published they already have, and a few much closer to home too.

"Doing the ground work will be expensive and a government(s) agency is the only entity that can do it."

About the only thing the government can do (at great taxpayer expense) is help coordinate the disparate companies involved into producing something resembling a coherent plan. And being the government it's not very good at that, hence the great taxpayer expense.

"so whatever NASA are allowed to spend won't be that big of a deal"

While NASA's budget has mostly increased over the years in a lot of cases all it has allowed them to do is keep their heads above water. In some cases that was due to inflation along with to very ambitious science projects eating away larger and larger parts of their budget and reallocation of funds from solid scientific research projects to pet political projects such as SLS. Unfortunately we do spend an ungodly amount of money on waste, fraud, and abuse (AKA military spending). I want the best military in the world, in today's world you never know when you might need it, but we probably spend a least twice as much as is necessary for that.

"Starship is not ready and very very late with big issues yet to resolve. Reusablity is completely unproven."

Yes it is late, welcome to the real world, a place seldomly visited by Elon's brain before making prognostications. Many of the big issues have been resolved or at least have had great progress in resolving them made but there are a couple that obviously need more work. While reusablity for "Starship" has yet to be proven SpaceX has an unprecedented amount of experience making reusable spacecraft so I put that one in the big issues to be resolved but very probably resolvable.

"With SPCX being configured as an everything company that burns around $1,000,000,000/month, investors aren't the sharpest tools in the shed."

Yeah I wish SpaceX would stick to what it obviously does best and work to make that profitable but with Elon at the tippy top I can only hope that the people doing the day to day work there stay focused enough to do that under Elon's very full nose.

"Starship may never pay off. It's also an expensive launch option."

Well I agree it may never pay off, then again it may. I'm 50/50 on that one.

"It might look good for a full mass payload, provided it can do what Elon has been promising, but there's almost no 100t class payloads needing to be launched. "

But you could launch 100t using multiple deployments with one launch like the Falcon 9 already does with smaller payloads. They have proven that "Starship" has the ability to deploy multiple payloads. And referencing your earlier remark about trailblazing, there are multiple projects such as LEO space stations to replace or enhance current space station capabilities and several types of commercial enterprises all of which will require launch weights that only two rockets currently being tested could lift into space. Any attempts to use the moon as a permanent or semi-permanent outpost for commercial or scientific purposes will need lift capabilities that far exceed what we now have in operation. Making such lift capability reusable for all of the above may be the tipping point to making a profit. Finally as I'm sure you've noticed, our solar system is a very big place with lots of things for us to do, useful and otherwise which will again require heavy lift capabilities that are currently in development.

TSMC's $265B US fab pledge is the outline of a concept of a plan

Gary Stewart Silver badge

Re: The US fabs are not and never will be "leading edge"

A lot of automotive grade ICs are still made using 25nm - 28nm technology because it's cheap, easy to produce (relatively speaking) at high volume, and is more than adequate for the job at hand. Quite a few companies cater to this market exclusively.

Patchpocalypse Now: Microsoft tops last month's record with 622 Patch Tuesday CVEs

Gary Stewart Silver badge

Patch every other Tuesday

So this update will be completed in the next couple of weeks?

Avoid AI atrophy – new tool promises to reverse vibe coding skills decay

Gary Stewart Silver badge

Re: I Never Memorised it All

Yeah I usually add /s to make it more obvious but forgot to this time, sorry.

Gary Stewart Silver badge

Re: I Never Memorised it All

Not really, I just responded in kind.

Gary Stewart Silver badge

Re: I Never Memorised it All

Don't have a favorite, or any chatbot for that matter and they didn't exist for almost my entire career but thanks anyway.

Gary Stewart Silver badge

Re: I Never Memorised it All

Many of those instructions have 6 different addressing modes that each have multiple versions for a grand total of 14. Interestingly when Freescale was spun off from Motorola it decided to simplify the 68K instruction set and make it run faster for embedded use (morphing into ColdFire) they looked at a lot of assembly code produced by various C compilers to see what could be dropped. Probably the biggest change they made was to eliminate most of the complex indexed addressing modes since they were not being used by most/any(?) of the compilers. Given the excessive number of clock cycles needed to execute instructions when they used those addressing modes that was not surprising.

Gary Stewart Silver badge

Re: I Never Memorised it All

I've spent over 40 years writing hobby and commercial assemble code for 6502, Z80, 6800, 6809, 6805, 68HC08, 68HC11, 68000, 8039, 8051 (several variants), 8088/86, 80386/486, and probably at least one or two more I don't remember and I've always relied on instruction set documents and programming manuals to make up for simply not having the memory capacity to remember every instruction in every instruction set I've worked with. It does help that all of these computer chips share many instructions and that the main difference in using those instructions is the assembly mnemonics and how they affect flags. It also helps to carefully read said documents and manuals to specifically look for different and useful instructions and try to commit their existence to memory. That said it is pretty much required to have a very good memory and way above average attention to detail when doing assembly (and C) programming. That is probably why a large number of programmers avoid it like the plague although I would argue that a high level of attention to detail is what differentiates really good programmers from acceptable or worse (OK hack) programmers. To some extent I understand why they avoid it, I never enjoyed programming in any language but there is an immense satisfaction in finally finishing an assembly (or C) program that is heavily tested, fully operational and ready for production.

Windows 95 detected installers by looking for magic words and hoping for the best

Gary Stewart Silver badge

Re: We can point and laugh now

And then there was the Internet which changed everything, including W95. NetBIOS over TCP/IP with SMB as a active participant was a exploited security nightmare.

Gary Stewart Silver badge

Re: Explains a lot ...

It also required a large number of updates after installation to get it fully up to date with OS and security being the main contributors. I had a directory dedicated to those updates.

AI slop writing has taken over the internet, particularly LinkedIn and X

Gary Stewart Silver badge

And YouTube too

YouTube is also beginning to show a serious encroachment by AI slop. Usually fairly easy to detect by looking for repeatedly repeated physical gestures, for now. I have been surprised that some of the better know figures haven't pushed back, using a well known public figure's image without permission is often met with lawsuits.

AI memory crunch takes a bite out of PC shipments

Gary Stewart Silver badge

Re: Giant warehouses

They are also sucking up SSDs like there is no tomorrow making not only SSDs but things like Flash drives much more expensive.

Gary Stewart Silver badge

Re: This is really bad, unless

I'm happy with my current AM4 computers too mainly because I have them maxed out at 12 and 16 cores with memory maxed out at 128 GiB luckily bought well before the current price FUBAR. However I don't like being two processor generations behind as I typically try to stay within one. That said these things are already so fast that I wonder just how good the next two generations are, not that I wouldn't mind finding out for myself. I have no idea when the next Ryzen generation will drop but when it does that will make it an unprecedented 4 generations behind and at this point it looks like that will be my new reality.

Gary Stewart Silver badge

Re: This is really bad, unless

That is my take on it also. I have a virtual server evaluation project at home that really needs another 64 GiB of ECC SDRAM. It works for now but I would really like to see how it scales for my needs and due to the reality of getting old (71 and counting) I don't have a lot of time to wait.

Gary Stewart Silver badge

This is really bad, unless

With no visible improvements for 5 years without a big pop in the AI bubble. 5 years is the length of contracts signed with SDRAM manufacturers at locked in prices. Add to this SSD price increases at pretty much the same level and the question becomes can any PC or SBC manufacturer survive that long?

NASA unsure Boeing Starliner will ever be certified for human flight

Gary Stewart Silver badge

I'm fairly certain that the Soyuz space capsule's docking port is not compatible with any of the non-Russian docking ports.

Gary Stewart Silver badge

Re: Serious current competition to Dragon

As I said in a previous post, I don't believe relying on Russia is a good idea at this time. This is not a problem with their space program, their cooperation and overall dedication to manned space flight regardless of ideology and ongoing political machinations on Earth has been shown time and time again.

"I am not sure what launch vehicle you would use if you want to be independent of Falcon."

Given over 675 successful launches with a reuse and launch cadence that is far beyond any other in history I'd be willing to gamble just a bit on that one. It would be nice to have a backup but there are no real competitors, especially as far as price and reliability goes that I am aware of.

"Mengzhou should be ready real soon now"

There has been never been any cooperation between the Chinese and US space programs and they seem to be very intent with doing it all on their own. They have come a long way in the last few years and in general I don't have a problem with how they are doing it but I do believe that it would be better for both if some common ground could be found. The prospect of timely emergency services alone would be well worth it. Maybe some small cooperative LEO or lunar projects that could lead to bigger and better things. However they don't seem to be interested in that and I don;t know if there have been any discussions in NASA about that either.

Gary Stewart Silver badge

Yeah, the Artemus capsule seems to be working well, the launch vehicle not so much at least as far as costs go which seems to be the Achille's heel of a lot of large NASA projects. Not always their fault as being a government agency that relies on politicians for funding tends to make things more expensive by design (AKA pork).

Gary Stewart Silver badge

I don't know about that, I've seen some real porkers that would give a lot of bounce to the ounce.

Gary Stewart Silver badge

I'm certain there were more than a few but most expertise in booster rocket and space capsule design and manufacture came from commercial companies.

Gary Stewart Silver badge

It also has to work and the price for that is not unlimited due to corporate and government budgets. There have been on and off announcements of other non Russian space vehicles entering the fray but so far nothing tangible has appeared. There is at least one small shuttle like winged cargo vehicle in active development that has seen speculation about being converted to support manned missions but so far it has not flown to space in it's current form so anything else is just talk for now.

Gary Stewart Silver badge

I've been watching the ISS leak saga for a while now and due to the fact that it is caused by cracks which have a long and illustrious history of ending in catastrophic failures I am worried about just how safe is it now. I think they could shut a bulkhead hatch and allow that section to completely decompress removing that possibility but then they could no longer use the only docking port that Russian spacecraft are designed for and lose storage and crew(?) space that is always in short supply on the station. Assuming their analysis that is is safe is correct and given the current time line it doesn't seem likely that anything can be fixed in time to make it worth the effort.

Gary Stewart Silver badge

Re: Vostok 1

Actually this was a fixed cost contract which means Boeing will have eat any cost overruns. Unless NASA decides to bail them out which given the cost and time overruns of the Artemis Program and their constant budget cuts does not seem likely. On the bright side I hear that there is a post office box in Washington DC where with a minimum "contribution" of $1 million good things happen to those that pay.

Gary Stewart Silver badge

Re: This is not Trump's or NASA'S...

Apparently NASA copied a page from the FAA and in order to cut costs relied on Boeing's reputation to allow them to oversee their own engineering and manufacturing. That didn't work out well in either case.

Gary Stewart Silver badge

Re: This is not Trump's or NASA'S...

The F(kd)47. I hear it will be gold plated and still invisible to RADAR and the human eye.

Gary Stewart Silver badge

The problems are worse than not ideal and according to the article they are still not fixed. NASA would never give it a manned rating until they are. In the end it's fate will be Boeing's decision.

Gary Stewart Silver badge

All without any crew.

Gary Stewart Silver badge

SpaceX has nothing to do with it. The Starliner has a well documented history of serious failures as does the company that built it. A truly sad state of affairs for a once great company. The SpaceX Crew Dragon has 18 human crewed spaceflights to Starliner's 1/2 (since they went up but due to multiple system failures and a welcomed abundance of caution did not come down in the Starliner). The Crew Dragon program received 1/3 less NASA contract money than the Starliner program and still managed to handily beat it to becoming fully operational. I'd still like to see at least one American alternative to the Crew Dragon but it does not look like the Starliner is going to be the one. The Russian space program has been a reliable alternative up to now but given the country's current state I'm not willing to bet the farm on them in the future.

One small nit with the article. While it is true that the ISS is nearing it's fiery end there are a couple of interesting proposals for commercial alternatives that would need relatively inexpensive reliable transport to and from Earth giving the Starliner some breathing room. The question at this point is whether Boeing wants to spend more money to fix it (it's on a fixed price contract, has an overly complicated and problematic maneuvering thruster system, is more expensive to operate, and unlikely to ever break even) or just cut their losses. I consider myself to be a realist (I took the red pill) so I'm going for cut their losses.

Supreme Court rules cops need a warrant to vacuum up phone location data

Gary Stewart Silver badge

Re: Curses, foiled again

I'd gladly settle for a Vulcan, preferably new as I hear they are really tough on barrels.

Gary Stewart Silver badge

Re: Curses, foiled again

As a born and raised Texan I can tell you that one is and may be the only holiest of holies. The rumor here is that unfortunately they could not find room for it on either one of the tablets.

Gary Stewart Silver badge

Curses, foiled again

Damn that Constitution. How can anybody be a raging authoritarian when that foundational document keeps getting in the way. If only we could put in somebody at the top of the steaming heap of government that just ignores it.

Raspberry Pi OS gets a new kernel but apparently not a new version number

Gary Stewart Silver badge

Great!

Now if only I could afford one, assuming I thought it was worth the price. It got close to exceeding that barrier when they introduced the Pi 5 8 GiB version and pretty much exceeded it when they introduced the 16 GiB version. All is not lost however because I bought both after waiting for discounts soon after they came out mainly just to keep up with the Joneses.

No more Java refills for Intel Macs after JDK 27, says Oracle

Gary Stewart Silver badge

Re: On not owning what you pay for

The developers of Linux always look at actual usage before dropping support for any hardware. The last I heard Itanic was never in widespread use and in places that it was it competed with proprietary Unix variants provided by the hardware manufacturers, mainly and eventually only HP which marketed HP-UX.

How the AI bubble could pop and take down the global economy, according to the BIS

Gary Stewart Silver badge

This is just insane

Texas is one of the hot spots, especially in summer, lined up for massive data center growth. I just read in the local newspaper that all of the proposed centers would require as much electrical power as the entire state now uses. Given that we have the second largest population in the US, and growing, and the 8th largest economy in the world that is a LOT of power! The legislature has responded by considering proposals that all data centers provide their own power but given the size of the problem I don't see how anything short of nuclear fusion could work. In the midst of an impending water shortage due to rapid population growth they would also be required to use closed loop cooling systems and report both power and water usage to some as yet unnamed government body who would then almost certainly ignore it. In another twist I have recently read several accounts of data centers affecting local climate by adding huge amounts of heat. In a Texas summer (we are forecast to hit 38 C later this week and this is just the start of a normal summer that usually lasts into early to mid September) my question is where is all that heat going to go?

Gary Stewart Silver badge

To be...

While there are some very important applications that AI is being successfully used for it is being grossly over hyped in many others. I guess we need to wait for AI++. Given it's disastrous effects on memory and SSD prices, power requirements, and water usage I would really like to see a return to reality/sanity in the very near future. Say is that a pig on the wing I see?

Gary Stewart Silver badge

Re: Claude

Judgement day?

Gary Stewart Silver badge

OK, how about the much more recent US housing and dot com bubbles?

Blue Origin insists New Glenn will rise from the ashes this year after explosion deleted launchpad

Gary Stewart Silver badge

Re: Where's all the Jeff Bezos snark ;)

I snark at Elon all the time, SpaceX not so much. As shown by multiple rocket failures by multiple rockets in multiple countries in the last couple of years it is still rocket science. I hope Blue Origin can get back on track soon, but I don't think it will be as soon as they say it will. They were just beginning to get really interesting.

Boffin claims Microsoft's supposed quantum leap does not compute due to 'basic Python errors'

Gary Stewart Silver badge

I'd like to add V3, V7, V11, V95, VNT.

Flatpak-NG sounds like bad news for systemd refuseniks

Gary Stewart Silver badge

Re: Yes, please!

It's an AppImage, six of one...

The Y2K bug is back! Dutch dev digs up untimely flaw in old BSD build

Gary Stewart Silver badge

The faster CPU speed may have made it worse because it would not speed up the pipeline bottleneck much when it got stuffed without a commensurate increase in RAM speed. Been too long to remember the details now but I did read up on it back then. The 68008, the 8 bit data bus version of the 68000 was not much better for the same reason. I personally believe that IBM cheapening out engineering wise, not price wise with the 8088 instead of the 8086 was a real missed opportunity to produce a much better PC right out of the box.

Gary Stewart Silver badge

And was horribly slow because of that and the instruction pipeline that was not near deep enough to help.

Firefox 152 understands 'Sssh!'

Gary Stewart Silver badge

Still working on STFU though. Maybe in 153?

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