Raspberry Pi & Other SBC Computers Discussion Thread :)

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Message 1991655 - Posted: 27 Apr 2019, 2:38:50 UTC

Making soft links for the libcufft.so.8.0 and libcudart.so.8.0 to my libcufft.so.10.0.166 and libcudart.so.10.0.166 did not work. Still something not correct in my environment.
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Message 1991682 - Posted: 27 Apr 2019, 10:19:06 UTC - in response to Message 1991624.  

-[ snip ]-
-[ snip ]-

Hi Tom,

The NUC comes in variety of flavors. From i7 7th gen to a Celeron. I looked at one and it said it had something called "Intel Iris Plus" graphics. I don't like the prices though. For those prices you can build a decent rig with parts of your own choosing.

Are you sure monospice is using NUC? I don't see how you could add a discrete video card to a NUC.

Have a great day! :)https://setiathome.berkeley.edu/forum_thread.php?id=83390&postid=1958418#1958418

Siran


Its not a discrete "video card" but it comes with a Vega gpu as part of the product.

Here is where the NUC discussion starts on an APU type thread:
https://setiathome.berkeley.edu/forum_thread.php?id=83390&postid=1958418#1958418

Tom

Hi Tom,

Ok, gotcha. I went to the PCGamer article and saw the benchmark graphs. Dang! No wonder Intel teamed up with AMD. Their integrated was at the bottom of the pile. So, with that NUC, you have a choice of AMD or Intel integrated graphics. Thanks Tom! :)

Have a great day! :)

Siran
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Message 1991739 - Posted: 27 Apr 2019, 21:56:51 UTC - in response to Message 1991655.  

Making soft links for the libcufft.so.8.0 and libcudart.so.8.0 to my libcufft.so.10.0.166 and libcudart.so.10.0.166 did not work. Still something not correct in my environment.

With help from the developer and exporting the LDlibrary path, I got the app's dependencies satisfied. Trying to deploy it at Einstein@home. Everything looks correct but it is not requesting any work. Still debugging.
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Message 1991766 - Posted: 28 Apr 2019, 2:23:28 UTC

Got work finally but instantly error out the tasks. Still not finding the cudart and cufft libraries even though the dependencies are satisfied. Will have to wait out the penalty box on the failed tasks for a day.
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Message 1991779 - Posted: 28 Apr 2019, 5:43:52 UTC

good work Keith
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Message 1991804 - Posted: 28 Apr 2019, 14:29:19 UTC

Greetings,

Ok then. My Pis each have a new fan installed on them. Who knew that the Noctua fans are somewhat larger than the fans that came with the cases? I surely did not. I'm not a metric kinda guy. ;)

Mod time! :) I got my Dremel out and elongated the existing fan mounting holes to fit the Noctua bolt pattern. No biggie, only took about 10 minutes. :)

I decided against using the Omnijoin adapter sets. I went with the 3 to 2 pin adapters instead. The 2 pin connector fits the GPIO header just perfectly. :)

I mounted the fans on the upper case plate and when I went to install them on top of the Pis, I found that the heat sink on the CPU was too tall. Ok, no biggie. I pulled the Pis from their mounting plates, removed the too tall heat sink and pulled the copper heat sink from the RAM and put it on the CPU. Problem solved. :)

I tested the first Pi to make sure the fan was going to work as I decided to install them power wise. The fan worked. Woohoo! :)

I rebuilt my Pi stack and connected them to the switch and connected their power switches and booted them one at a time. Each one booted no problem and are back in business. I no longer hear the Pis fans. Those Noctua fans are quiet! I may just replace all my computer fans with Noctua fans. ;)

Mission accomplished! :)

Have a great day! :)

Siran
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Message 1991814 - Posted: 28 Apr 2019, 16:04:18 UTC

Surprised that your original case fan was not a standard 40X40 fan. The Noctua is a standard size. Noctua fans are considered by many, myself included, to be the best engineered fan in the business. What other fan company can offer 6 year warranties. For the amount of air they push they are normally very quiet.
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Message 1991824 - Posted: 28 Apr 2019, 18:17:14 UTC - in response to Message 1991814.  

Surprised that your original case fan was not a standard 40X40 fan. The Noctua is a standard size. Noctua fans are considered by many, myself included, to be the best engineered fan in the business. What other fan company can offer 6 year warranties. For the amount of air they push they are normally very quiet.

Hi Keith,

Yeah, the best engineered in Austria, but made in China. Is there nothing not made in China anymore? ;)

The fans that came with my cases are 1 1/8 inch square. No clue what that is in mm. The 40x40 Noctua are slightly more that 1 1/2 inch square. Is you case an enclosed case or is it open on 4 sides like mine are, basically like the non-blower type video cards? Mine are 2 piece, top and bottom with a fan, mounting hardware, fan grill and 3 heat sinks. They are made by Richen, also made in China. :(

Have a great day! :)

Siran
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Message 1991829 - Posted: 28 Apr 2019, 20:11:48 UTC - in response to Message 1991824.  

My case is fully enclosed. Fan mounts on the inside and clears the heat sinks. But like yours, my provided fan is a not standard size and I would have to re-drill holes to mount a Noctua 40 X 40 fan.
The mounting holes on the Nano heatsink are set up for a 40 X 40 fan so all I had to do was pick out some screws from my large assortment of small hardware to mount my Noctua. This is my case.
https://www.amazon.com/gp/product/B07BTHNW9W/ref=ppx_yo_dt_b_asin_title_o08_s00?ie=UTF8&psc=1
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Message 1991831 - Posted: 28 Apr 2019, 20:26:25 UTC - in response to Message 1991575.  
Last modified: 28 Apr 2019, 20:42:35 UTC

Anybody running a NUC? It's a complete Intel computer about 2/3s the size of a cigar box. No active cooling, but I'm sure some modding can take care of that. :) - Siran
I think monospice has a NUC. He bought in when I was looking at the latest AMD generation of APU's (2200G/2400G). If I remember right, it has an Intel cpu with a Vega gpu. I am not sure if they were on the same chip or this was a MB gpu. Let me see if I can find it. I think it is this one: https://setiathome.berkeley.edu/show_host_detail.php?hostid=8637881 - Tom
The NUC comes in variety of flavors. From i7 7th gen to a Celeron. I looked at one and it said it had something called "Intel Iris Plus" graphics. I don't like the prices though. For those prices you can build a decent rig with parts of your own choosing. Are you sure monospice is using NUC? I don't see how you could add a discrete video card to a NUC. - Siran

Hi Siran, Tom pinged me about this thread (thanks!), so here's a bit more info. I own a couple of NUCs:

  • NUC 7 "mainstream" kit (NUC7i7BNH, 2-core, 4-thread i7-7567U, Iris Plus 650 GPU)
  • NUC 8 "performance" kit (NUC8i7HVK, 4-core, 8-thread i7-8809G, Vega M GH GPU)


The NUC 8 also has an integrated Intel HD 630 GPU. The Vega M GPU is more of a discreet GPU embedded next to the CPU than a traditional integrated GPU. The CPU and GPU in this NUC perform rather well--over 20k RAC for a box that consumes not much more than 100 W of energy. For both NUCs, the integrated GPU, like with most Intel chips, isn't really worth using. They perform well enough when running tasks alone, but interfere severely with the performance of the rest of the system. I'm sure you've seen the related discussions about that around here. In fact, on the NUC 8, running the Intel GPU slowed down the Vega M GPU as well. If it wasn't for this issue, the Iris Plus on the NUC 7 would impress me--it processes work at about the same rate as its entire CPU.

Both of the NUCs are actively-cooled. The 8's fans absolutely roar under a full load, unfortunately. I think only the lowest-tier NUCs use passive cooling.

Sadly, the prices of these units place them outside the category of a "good investment" for dedicated crunching rigs, but their contribution is certainly well above the output of a Raspberry Pi.

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Message 1991832 - Posted: 28 Apr 2019, 21:02:31 UTC
Last modified: 28 Apr 2019, 21:07:45 UTC

not difficult to out crunch a raspberry pi.

I have been using a bramble case from C4Labs, they stack 4 or 6 pi's, they have 2/3 mounted 2" x 2" 5V fans. I have the fans blowing in, it seems to keep the pi's cooler. I ordered another case, for 6 of my other devices, I have a le potatoe, odroid c2, tinkerbard S and other 2 3b/b+ pi's.

Case does great work on keeping everything cool.
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Message 1991888 - Posted: 29 Apr 2019, 13:25:50 UTC - in response to Message 1991804.  


Mission accomplished! :)

Have a great day! :)

Siran


COOL Man, COOL.....





ROFLing
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Message 1991898 - Posted: 29 Apr 2019, 15:11:03 UTC - in response to Message 1991831.  

Anybody running a NUC? It's a complete Intel computer about 2/3s the size of a cigar box. No active cooling, but I'm sure some modding can take care of that. :) - Siran
I think monospice has a NUC. He bought in when I was looking at the latest AMD generation of APU's (2200G/2400G). If I remember right, it has an Intel cpu with a Vega gpu. I am not sure if they were on the same chip or this was a MB gpu. Let me see if I can find it. I think it is this one: https://setiathome.berkeley.edu/show_host_detail.php?hostid=8637881 - Tom
The NUC comes in variety of flavors. From i7 7th gen to a Celeron. I looked at one and it said it had something called "Intel Iris Plus" graphics. I don't like the prices though. For those prices you can build a decent rig with parts of your own choosing. Are you sure monospice is using NUC? I don't see how you could add a discrete video card to a NUC. - Siran

Hi Siran, Tom pinged me about this thread (thanks!), so here's a bit more info. I own a couple of NUCs:

  • NUC 7 "mainstream" kit (NUC7i7BNH, 2-core, 4-thread i7-7567U, Iris Plus 650 GPU)
  • NUC 8 "performance" kit (NUC8i7HVK, 4-core, 8-thread i7-8809G, Vega M GH GPU)


The NUC 8 also has an integrated Intel HD 630 GPU. The Vega M GPU is more of a discreet GPU embedded next to the CPU than a traditional integrated GPU. The CPU and GPU in this NUC perform rather well--over 20k RAC for a box that consumes not much more than 100 W of energy. For both NUCs, the integrated GPU, like with most Intel chips, isn't really worth using. They perform well enough when running tasks alone, but interfere severely with the performance of the rest of the system. I'm sure you've seen the related discussions about that around here. In fact, on the NUC 8, running the Intel GPU slowed down the Vega M GPU as well. If it wasn't for this issue, the Iris Plus on the NUC 7 would impress me--it processes work at about the same rate as its entire CPU.

Both of the NUCs are actively-cooled. The 8's fans absolutely roar under a full load, unfortunately. I think only the lowest-tier NUCs use passive cooling.

Sadly, the prices of these units place them outside the category of a "good investment" for dedicated crunching rigs, but their contribution is certainly well above the output of a Raspberry Pi.


Hi monospice,

Ok. My NUC question was more rhetorical than not. I guess some thought I wanted a discussion on it. The NUC really doesn't fit the topic of this thread. Keith's Nano would since it isn't priced like a desktop like the NUC is. I had forgotten what went into the NUC. I shoulda remembered since it comes from Intel. lol :)

Anyway, thanks for the explanation of the NUC. I had no idea that some have 2 embedded graphics and there's a choice of which to use.

Have a great day! :)

Siran
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Message 1991899 - Posted: 29 Apr 2019, 15:15:06 UTC - in response to Message 1991888.  


Mission accomplished! :)

Have a great day! :)

Siran


COOL Man, COOL.....





ROFLing

Hi Tom,

Cool Man, THANKS, cool...

;) lol (;

Have a great day! :)

Siran
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Message 1991961 - Posted: 30 Apr 2019, 4:17:20 UTC

If I can ever figure out why this darn Nano keeps bombing out the Einstein tasks, I think it is in the league with the RPi3+ with respect to RAC. Even with just cpu tasks it is faster. But with the Maxwell gpu working, it should smash any RAC of the competing SBC's.

Still erroring out tasks. https://einsteinathome.org/task/849682120

This is an example of what the Nano can achieve if properly configured. This is one of Gaurav Khanna's Tegra hosts.

https://einsteinathome.org/host/12268310
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Message 1991962 - Posted: 30 Apr 2019, 4:30:35 UTC
Last modified: 30 Apr 2019, 4:31:02 UTC

Farm is the correct term, that guys has a serious number of them. Also ps3’s. I wonder what Linux distro he is using. It is reporting 3.10 kernel
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Message 1991963 - Posted: 30 Apr 2019, 4:45:03 UTC - in response to Message 1991962.  

Farm is the correct term, that guys has a serious number of them. Also ps3’s. I wonder what Linux distro he is using. It is reporting 3.10 kernel

ArchLinux comes up first with a Google search.
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Message 1991995 - Posted: 30 Apr 2019, 12:03:03 UTC
Last modified: 30 Apr 2019, 12:06:14 UTC

Here's an interesting new SBC to give the Raspberry Pi a good run:


Atomic Pi Brings Intel to Single-Board Computers

... Atomic Pi features:

  • a quad-core Intel Atom x5-Z8350 with a 2M cache and 1.92GHz maximum clock speed
  • a 480MHz GPU
  • features 2GB DDR3L-1600 memory
  • 16GB eMMC storage
  • complemented by an SD card slot with support for up to 256GB of additional storage
  • HDMI
  • USB 2.0 and USB 3.0 ports
  • Gigabit Ethernet
  • Bluetooth 4
  • Wi-Fi
  • Linux comes pre-loaded and that Atomic Pi will also run the 32- and 64-bit versions of Windows 10 [But... But... Windows 10 now needs 32GBytes of RAM!]



All at a plausible price...

Note that the undeniable strength of the Raspberry Pi is the surrounding support community. It's rather interesting to see the "Big Boys" now bowing down to that to start to join the party.


All very good for the users :-)

It's amazing what some openness can do!

IT is what we make it...
Martin


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Take a look for yourself: Linux Format
The Future is what We all make IT (GPLv3)
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Message 1992059 - Posted: 1 May 2019, 1:00:18 UTC

I wish I had more news to post about my Nano experience, but I still have not been able to test because I can't get any work because of the error penalty from days ago. The third 24 hour delay expired and then BOINC set another 24 hour delay.
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Message 1992076 - Posted: 1 May 2019, 4:02:20 UTC

If you can send me details, I could build and test on mine.
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