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Search: Posts Made By: diep
Forum: Lounge 2021-10-20, 12:16
Replies: 1
Views: 54
Posted By diep
Space - Live Online broadcasts

Dare student team from The Netherlands tries later this day launch in Portugal. Though far far away from that the clock starts at 3.5 hours ahead, live stream already opened at youtube.
...
Forum: Lounge 2021-10-18, 13:58
Replies: 1,126
Views: 99,026
Posted By diep
Actually - i received some source code from a...

Actually - i received some source code from a NASA guy some years ago on calculating a missile trajectory.

You do realize you speak here to a guy whose main job it is to develop robotics and...
Forum: Lounge 2021-10-18, 13:01
Replies: 1,126
Views: 99,026
Posted By diep
0.5 billion to bring 4 guys to ISS? Couple...

0.5 billion to bring 4 guys to ISS?

Couple of gallons of RPI in a rocket. The same rocket gets used to bring food to ISS, which costs a fraction of that.

You and i can build such rocket if we...
Forum: Lounge 2021-10-18, 12:50
Replies: 1,126
Views: 99,026
Posted By diep
In 2018 an attempt with stratos 3 - it exploded...

In 2018 an attempt with stratos 3 - it exploded regrettably in the air.

Launch preparations for attempt number 2 of Stratos 4 are on their way as one can follow on facebook in pictures:...
Forum: Lounge 2021-10-18, 12:44
Replies: 1,126
Views: 99,026
Posted By diep
Some years ago a guy on quora posted a few he...

Some years ago a guy on quora posted a few he managed to find by google.

https://www.quora.com/Is-SpaceX-funded-by-the-government?share=1

Also lists a 4.x billion to Boeing who partnered up...
Forum: Lounge 2021-10-18, 12:39
Replies: 1,126
Views: 99,026
Posted By diep
That would be mainly federal subsidies yet if you...

That would be mainly federal subsidies yet if you google you'll find here and there also local ones.

If you google you can find some. SpaceX has gotten billions. A few years ago i saw 2 billion....
Forum: Lounge 2021-10-18, 01:23
Replies: 1,126
Views: 99,026
Posted By diep
More interesting to follow is the amateurteams or...

More interesting to follow is the amateurteams or for example in this case a student team.
Wednesday 20 october 2021 (european time and exact time schedule follows) launch planned for the students...
Forum: Software 2021-10-18, 00:55
Replies: 6
Views: 120
Posted By diep
When i'm thinking about it - there is simple way...

When i'm thinking about it - there is simple way to have the arduino monitor the machine.

2 pins of machine give when it is up and running - arduino can detect that.
2 pins it can short for a few...
Forum: Software 2021-10-18, 00:42
Replies: 6
Views: 120
Posted By diep
Yes i'm bit more advanced here with the robotics...

Yes i'm bit more advanced here with the robotics experience and busy releasing a 3d printer which even has SSR's (solid state relays).

In this case it would be a simple relay that gives a little...
Forum: Riesel Prime Search 2021-10-17, 23:59
Replies: 438
Views: 83,748
Posted By diep
Aha i see - your Ingliz understanding is not so...

Aha i see - your Ingliz understanding is not so 'great'.

"right now" in that old posting means the break even point shifted.

So after initial sieving of [2m - 30m] as i had already tested up...
Forum: Riesel Prime Search 2021-10-17, 23:46
Replies: 438
Views: 83,748
Posted By diep
Why do you post this nonsense? I said searched...

Why do you post this nonsense? I said searched 'until' 7m.
Of course i started at zero there.
Forum: Software 2021-10-17, 22:38
Replies: 6
Views: 120
Posted By diep
software advice needed - sieving short periods of time

Hello,

Now i'm in robotics, so having hardware that reads temperatures is pretty easy for me to produce and connect to a computer. Pretty standard hardware huh. My 3d printers have sensors all...
Forum: Riesel Prime Search 2021-10-17, 22:30
Replies: 438
Views: 83,748
Posted By diep
k=32767 - searched to 7M. continuing (sieved it...

k=32767 - searched to 7M. continuing (sieved it to 30M and will continue sieving it further as removal rate still was ok though electricity costs $$$ - will fire up box in office in winter as office...
Forum: Software 2021-10-16, 19:10
Replies: 6
Views: 222
Posted By diep
Difference in residue LLR4.0 vs LLR2 1.1.1

Tested at this internet box Xeon L5420

Different residues:

sllr64 version 4.0 gwnum 30.6 :
9473*2^1024968-1 is not prime. RES64: 20E2F460750CC947. Time : 1280.557 sec.
9473*2^1025002-1 is...
Forum: Software 2021-10-16, 18:18
Replies: 10
Views: 895
Posted By diep
No need - it will have turboboosted to 3.2Ghz...

No need - it will have turboboosted to 3.2Ghz which is to the exact second then the same timing i had.

383 * 3.2 / 2 = 612 seconds

Time to try LLR2.
Forum: Software 2021-10-16, 18:09
Replies: 10
Views: 895
Posted By diep
much appreciated! I assume it turboboosted...

much appreciated!

I assume it turboboosted to 3.2Ghz running this 1 core load.

If i extrapolate the time: 383s * 3.2Ghz / 2Ghz = 612.8 seconds and i had 612 seconds as a timing.
So that's...
Forum: Software 2021-10-16, 06:29
Replies: 10
Views: 895
Posted By diep
Timings i have on a single core of the L5420s is:...

Timings i have on a single core of the L5420s is:

9473*2^1024968-1 is not prime. RES64: 20E2F460750CC947. Time : 1280.557 sec.
9473*2^1025002-1 is not prime. RES64: B76C5E01AC969C27. Time :...
Forum: Software 2021-10-16, 06:24
Replies: 10
Views: 895
Posted By diep
From a manufacturer definition perspective yes...

From a manufacturer definition perspective yes 100% sure. Manufacturers define the perhaps theoretic possibility of executing 16 fp64 instructions a clock as 32 gflops fp64.
(edit: even if for some...
Forum: Software 2021-10-15, 23:29
Replies: 10
Views: 895
Posted By diep
Can someone verify something for me running LLR...

Can someone verify something for me running LLR at a Xeon V4 system and others? (edit: a system with AVX)

I have built new dual Xeon e5-2699v4 yet it is ES version.

It has 44 cores in total...
Forum: Hardware 2021-10-14, 22:16
Replies: 167
Views: 35,041
Posted By diep
That's very few to market. As it's a plastic...

That's very few to market. As it's a plastic gimmick - Normally injection molding machines run economically cheap producing something like this at a minimum of 2 million produced.

Not sure where...
Forum: Riesel Prime Search 2021-10-14, 21:51
Replies: 438
Views: 83,748
Posted By diep
No worries - i'll give a status update when it...

No worries - i'll give a status update when it finished 5M.
Forum: Riesel Prime Search 2021-10-14, 21:03
Replies: 438
Views: 83,748
Posted By diep
Yes - as you can see from my 2015 posting. I took...

Yes - as you can see from my 2015 posting. I took k=733 then and tested it until into 2016. Just have been checking on my computer. Seems a couple of hundreds weren't run yet (nearby 5M). Finishing...
Forum: Riesel Prime Search 2021-10-14, 14:43
Replies: 438
Views: 83,748
Posted By diep
Note that k=733 has been searched to 5M in...

Note that k=733 has been searched to 5M in 2015/2016.

Still have the LLR residues of it. In rieselprime i see it listed under nplb drive14 (MR3).
Forum: Riesel Prime Search 2021-09-12, 17:22
Replies: 283
Views: 49,513
Posted By diep
Big congrats!!!!!

Big congrats!!!!!
Forum: Hardware 2021-09-05, 15:50
Replies: 12
Views: 846
Posted By diep
6700k is a chip with just 4 cores and tdp of 91...

6700k is a chip with just 4 cores and tdp of 91 watt. non-server processors tdp's i'm not so sure how 'strict' those are if you measure them. Even then that's a whopping 23 watt for 1 core.
...
Showing results 1 to 25 of 770

 
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