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Search: Posts Made By: paulunderwood
Forum: Linux 2020-11-29, 16:13
Replies: 1
Views: 58
Posted By paulunderwood
What flavour of Linux are you using? You probably...

What flavour of Linux are you using? You probably need with prepend with sudo when you need higher priveledges or to run some some stuff as root by switching to it with the su command. HTH.
Forum: Hardware 2020-11-29, 15:59
Replies: 11
Views: 684
Posted By paulunderwood
I ordered another Longan Nano, this time making...

I ordered another Longan Nano, this time making sure it came with the screen and case! I spent many hours trying to get something to work -- so I can run my aribitrary arithmetic development...
Forum: Lounge 2020-11-28, 08:46
Replies: 1,553
RIP
Views: 112,427
Posted By paulunderwood
-ccNkksrfls

-ccNkksrfls
Forum: Hardware 2020-11-26, 23:30
Replies: 139
Views: 6,915
Posted By paulunderwood
Edit /etc/dnf/dnf.conf line to...

Edit /etc/dnf/dnf.conf line to "skip_if_unavailable=true".

Run dnf distro-sync

Run dnf search gmp and you will see that it is called something else.

Run dnf install gmp-devel.x86_64

(I...
Forum: Hardware 2020-11-26, 22:52
Replies: 139
Views: 6,915
Posted By paulunderwood
On the phi box enter ip address. You should be...

On the phi box enter ip address. You should be able to ssh its own IP from it.

Although... It looks to me that you have a subnet problem, because 192.168.221.1 is probably masked with...
Forum: ONeil 2020-11-26, 22:19
Replies: 1
Views: 82
Posted By paulunderwood
Moderator Note: Please confine your posts to your...

Moderator Note: Please confine your posts to your blogorrhea section
Forum: Hardware 2020-11-26, 22:08
Replies: 139
Views: 6,915
Posted By paulunderwood
:tu::xmastree::party::beer:

:tu::xmastree::party::beer:
Forum: Hardware 2020-11-26, 21:49
Replies: 139
Views: 6,915
Posted By paulunderwood
I downloaded the big...

I downloaded the big CentOS-8.2.2004-x86_64-dvd1.iso and installed it under qemu. I selected "Workstation" and from the panel on the right "Development Tools". After installation it booted into...
Forum: Hardware 2020-11-25, 21:48
Replies: 139
Views: 6,915
Posted By paulunderwood
You can ping yahoo.com, but not resolve...

You can ping yahoo.com, but not resolve centos.org -- weird.

May you should download the full 8GB Centos install image and try that.
Forum: Miscellaneous Math 2020-11-25, 09:13
Replies: 19
Views: 469
Posted By paulunderwood
The GIMPS softwares prime95/mprime and gpuOwl do...

The GIMPS softwares prime95/mprime and gpuOwl do P-1. There are some other softwares specifically for division tests. This site has some details: mersenne.ca (https://www.mersenne.ca/)
Forum: Miscellaneous Math 2020-11-25, 07:26
Replies: 19
Views: 469
Posted By paulunderwood
Yes! join GIMPS and look for 100 million digit...

Yes! join GIMPS and look for 100 million digit Mersenne primes, although this a daunting task at the moment. To test a single Mersenne at this size takes a few weeks on a Radeon VII GPU.
Forum: Miscellaneous Math 2020-11-25, 06:50
Replies: 19
Views: 469
Posted By paulunderwood
Even after you have done what I said to find a...

Even after you have done what I said to find a PRP or PRP twin, you would need to live for millions of years and utilise the power of a star in order to prove them prime.
Forum: Miscellaneous Math 2020-11-25, 06:13
Replies: 19
Views: 469
Posted By paulunderwood
Get one of these top500 computers...

Get one of these top500 computers (https://www.top500.org/lists/top500/2020/11/)

Upgrade you household electricity system to handle up to 30 megawatts

Build a power station nearby

Use...
Forum: Hardware 2020-11-24, 21:26
Replies: 139
Views: 6,915
Posted By paulunderwood
Hmm. The installation did not work through this...

Hmm. The installation did not work through this "front" usb socket. Maybe the socket is at fault. Can you try the wifi stick in another socket? Maybe the one in which you did the installation. .
Forum: Five or Bust - The Dual Sierpinski Problem 2020-11-24, 17:21
Replies: 8
Views: 397
Posted By paulunderwood
I have an experimental version of Primo :devil:

I have an experimental version of Primo :devil:
Forum: Hardware 2020-11-24, 11:37
Replies: 11
Views: 684
Posted By paulunderwood
Thanks for the offer, but I want to concentrate...

Thanks for the offer, but I want to concentrate on RISC-V for now -- that is complicated enough! I like the way every thing is open, with architecture diagrams etc. I will be reading my RISC-V book...
Forum: Hardware 2020-11-23, 23:57
Replies: 139
Views: 6,915
Posted By paulunderwood
Unfortunately I don't have wifi to test it out. ...

Unfortunately I don't have wifi to test it out.

I think we are at a chicken and eggs situation. You might need to install wpa_supplicant as suggest by Xyzzy. This impasse will be overcome by using...
Forum: Hardware 2020-11-23, 10:50
Replies: 11
Views: 684
Posted By paulunderwood
Smile My Longan Nano arrived today. Now I can start...

My Longan Nano arrived today. Now I can start debugging my arbitrary arithmetic code. I have a RISC-V book on order -- the one with a picture of Mona Lisa on the front.

Edit: I now need a usb-c...
Forum: Hardware 2020-11-23, 01:48
Replies: 139
Views: 6,915
Posted By paulunderwood
Alternatively, just add DNS1=1.1.1.1 to...

Alternatively, just add DNS1=1.1.1.1 to ifcfg-wlp0s20u3 and then run systemctl restart NetworkManager.service

You should now be able to ping yahoo.com and be able to install "Server with GUI" and...
Forum: Hardware 2020-11-22, 20:47
Replies: 139
Views: 6,915
Posted By paulunderwood
Try this command as root: nmtui and "activate"...

Try this command as root: nmtui and "activate" the wireless device. (Ref (https://www.techrepublic.com/article/how-to-easily-edit-a-network-connection-on-a-centos-7-minimal-installation/)). But it...
Forum: Hardware 2020-11-22, 08:05
Replies: 139
Views: 6,915
Posted By paulunderwood
See this link:...

See this link: https://www.krizna.com/centos/setup-network-centos-7/

I am running Centos8 under qemu installed from the same iso...

I ran:

nmcli d to get a list of "nic cards".

As root, I...
Forum: Hardware 2020-11-21, 23:51
Replies: 139
Views: 6,915
Posted By paulunderwood
You can specify an older driver in the...

You can specify an older driver in the /etc/apt/source.list.d/rocm.list file by changing "debian" to a version number.
Forum: Hardware 2020-11-21, 22:46
Replies: 139
Views: 6,915
Posted By paulunderwood
I don't think so, but it might be worth a try --...

I don't think so, but it might be worth a try -- you should be using workstation??

Try, as per instructions:

dnf grouplist

you should see "Server with GUI" if that concurs with what you have...
Forum: Hardware 2020-11-21, 22:18
Replies: 139
Views: 6,915
Posted By paulunderwood
https://www.golinuxcloud.com/install-gnome-enable-...

https://www.golinuxcloud.com/install-gnome-enable-gui-mode-rhel-centos-8/
Forum: Miscellaneous Math 2020-11-20, 08:13
Replies: 21
Views: 560
Posted By paulunderwood
bound=100000000000*E I don't know MMA.

bound=100000000000*E

I don't know MMA.
Showing results 1 to 25 of 1000

 
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