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Forum: Aliquot Sequences 2021-04-12, 19:11
Replies: 19
Views: 451
Posted By EdH
As you have probably noticed over the years, I...

As you have probably noticed over the years, I often have some area of interest in Aliquot sequences that sends me off to somewhere. I'm always happy when some of those studies benefit others'...
Forum: EdH 2021-04-12, 18:39
Replies: 18
Views: 4,788
Posted By EdH
Yes, it needs to be in the Aliqueit folder. No,...

Yes, it needs to be in the Aliqueit folder. No, on any options. If Aliqueit finds and reads the file, it will do a check that all current lines are valid, and then start right in on completing the...
Forum: Aliquot Sequences 2021-04-12, 18:10
Replies: 19
Views: 451
Posted By EdH
I have added the recognition of the first few...

I have added the recognition of the first few perfect numbers. The first 7 are within the current input for a sequence request, but I coded for the first 8. I coded the first 10 as sequence...
Forum: Aliquot Sequences 2021-04-12, 13:36
Replies: 19
Views: 451
Posted By EdH
Thanks! i was already looking at that very...

Thanks! i was already looking at that very issue, but haven't delved into coding it yet. I'll probably just use a quick check to catch them, since we know all the perfect numbers of a size we will...
Forum: EdH 2021-04-12, 13:12
Replies: 18
Views: 4,788
Posted By EdH
I may have misunderstood, but I think Mr. Odd...

I may have misunderstood, but I think Mr. Odd already has a working setup, but the obscure use of "alq_" on the front of an already existing .elf file had eluded him. He can let us know if my...
Forum: EdH 2021-04-12, 02:27
Replies: 18
Views: 4,788
Posted By EdH
Let's say you want to run 4788 with Aliqueit: ...

Let's say you want to run 4788 with Aliqueit:

First, d/l the 4788.elf file from the factordb page for 4788. It's one of the options between the top section and the set of lines. The file will be...
Forum: Forum Feedback 2021-04-11, 18:51
Replies: 0
Views: 39
Posted By EdH
Attachment key has no "cpp" extension

In the attachment key for posts, "c" is represented, but not "cpp" for allowable extensions. Is this an oversight or is there a problem with c++ source code that it should be avoided?
Forum: Aliquot Sequences 2021-04-11, 18:10
Replies: 19
Views: 451
Posted By EdH
I've added a little bit to my program. Hopefully...

I've added a little bit to my program. Hopefully it is of more interest than just mine. The new source code is attached.

It should compile under linux with the following command:
g++...
Forum: Hardware 2021-04-09, 02:35
Replies: 5
Views: 196
Posted By EdH
Thanks! I'll look these over. I currently have...

Thanks! I'll look these over. I currently have an openmpi cluster of various machines that's running over ethernet. I was kind of hoping I could just get the communication between two of the...
Forum: YAFU 2021-04-08, 20:55
Replies: 15
Views: 497
Posted By EdH
This all sounds great, but I'm wondering if it...

This all sounds great, but I'm wondering if it means I'll need to change all my "How I..." threads that reference YAFU ASAP, or if the sourceforge set will still be available for a while (and I can...
Forum: Hardware 2021-04-08, 11:19
Replies: 5
Views: 196
Posted By EdH
Thanks. This looks like it requires CentOS, or...

Thanks. This looks like it requires CentOS, or am I mistaken? It also looks like nothing has been done with it since 2017. I'll study it a bit more.
Forum: Hardware 2021-04-08, 00:00
Replies: 5
Views: 196
Posted By EdH
Any Infiniband Gurus Available?

I have acquired two cards and a cable and am hoping to connect two Z620s for LA work. I have installed one card in one machine, but nothing in the other, yet. So far, I've tried several web pages...
Forum: Factoring 2021-04-06, 11:57
Replies: 23
Views: 724
Posted By EdH
You can do just the ECM phase with YAFU by using...

You can do just the ECM phase with YAFU by using ECM(). You can run ECM directly, but it will run single-threaded. You can also use ecm.py (https://www.mersenneforum.org/showthread.php?t=15508) to...
Forum: Hardware 2021-04-06, 00:10
Replies: 15
Views: 314
Posted By EdH
I appear to still be a member, so I attempted to...

I appear to still be a member, so I attempted to send a message to the list. I'll see if it makes it through and what may result.
Forum: Hardware 2021-04-04, 21:38
Replies: 15
Views: 314
Posted By EdH
Unfortunately, I seem to have been dropped or...

Unfortunately, I seem to have been dropped or somehow off the cado-nfs list, or some such event. I'm not getting any emails any longer. The first thing I would need to do is reestablish my...
Forum: Hardware 2021-04-04, 15:01
Replies: 15
Views: 314
Posted By EdH
And, I consider it confirmed! I moved the...

And, I consider it confirmed!

I moved the new machine back to the same revision as the others and it is running along in the manner I originally expected.

Now the dilemma of whether to report...
Forum: Hardware 2021-04-04, 14:14
Replies: 15
Views: 314
Posted By EdH
Progress (or, perhaps regression)! I updated...

Progress (or, perhaps regression)!

I updated one of my other machines to the most recemt CADO-NFS and it ran the memory up and locked up so I couldn't communicate with it in a timely fashion. ...
Forum: Hardware 2021-04-04, 13:19
Replies: 15
Views: 314
Posted By EdH
I'd already found the linked page in my researh,...

I'd already found the linked page in my researh, but thank you for posting it. There shouldn't be any HP junk on this machine that isn't on the other nearly identical one.

I tried running the...
Forum: Puzzles 2021-04-04, 12:33
Replies: 17
Views: 728
Posted By EdH
Wouldn't it end up on 7 ("before the 1" defined...

Wouldn't it end up on 7 ("before the 1" defined as traveling over it during the spin)? If it started betwen the 8 and 1 and the wheel was rotated clockwise three steps, the arrow would end up on the...
Forum: Hardware 2021-04-04, 12:07
Replies: 15
Views: 314
Posted By EdH
No. it's just one client, shown as "las" in...

No. it's just one client, shown as "las" in "top." It's running the same script all the other machines are running and all the software is the same, other than currency. Do you think it may be the...
Forum: Hardware 2021-04-04, 02:24
Replies: 15
Views: 314
Posted By EdH
A process that takes about 4GB on all my other...

A process that takes about 4GB on all my other machines used up over 14GB of Registered memory on the "new" (to me) machine and went into swap memory. The machine was just short of seeming to be...
Forum: Hardware 2021-04-03, 16:13
Replies: 15
Views: 314
Posted By EdH
Registered Memory (-- edit: --) is Not the Problem

Edit: It turned out to be an issue with the current revision of CADO-NFS, rather than the first time use of Registered memory.

I recently acquired a dual Xeon machine and "tried" to put it to work...
Forum: Aliquot Sequences 2021-04-03, 16:01
Replies: 1,079
Views: 86,686
Posted By EdH
See if what I added will work for you.

See if what I added will work for you.
Forum: Factoring 2021-04-01, 20:12
Replies: 18
Views: 487
Posted By EdH
I have several machines running various factoring...

I have several machines running various factoring software at different times and most of them are Ubuntu. Unfortunately, although they didn't need to reboot for very much of the updates in the...
Forum: Science & Technology 2021-04-01, 15:03
Replies: 189
Views: 9,118
Posted By EdH
No! I can tell that was just from a different...

No! I can tell that was just from a different camera.
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