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Search: Posts Made By: mrh
Forum: Lone Mersenne Hunters 2021-01-28, 22:41
Replies: 1,797
Views: 188,844
Posted By mrh
Found a 94.6 bit factor for 122227733, not too...

Found a 94.6 bit factor for 122227733, not too bad...
Forum: Software 2021-01-25, 05:27
Replies: 5
Views: 359
Posted By mrh
Ah, yes, that was it.

Ah, yes, that was it.
Forum: Software 2021-01-25, 03:16
Replies: 5
Views: 359
Posted By mrh
Prime95 issue with M2924303?

One of my machines was assigned a PRP Cofactor for 2924303, but it gives this error and doesn't continue:

[Work thread Jan 24 18:53] 838805099485496082743 does not divide M2924303

Running:...
Forum: GpuOwl 2020-12-18, 01:03
Replies: 2,691
Views: 221,073
Posted By mrh
Thanks! That is a very useful list. Here is a...

Thanks! That is a very useful list. Here is a short run with a 1070ti.

2020-12-17 17:00:22 GpuOwl VERSION v7.2-16-g1a50f11-dirty
2020-12-17 17:00:22 GpuOwl VERSION v7.2-16-g1a50f11-dirty...
Forum: GpuOwl 2020-12-17, 22:54
Replies: 2,691
Views: 221,073
Posted By mrh
Could I ask why we use 77936867 for benchmarks? ...

Could I ask why we use 77936867 for benchmarks? Just curious, I must have been absent that day.

-mike
Forum: Lone Mersenne Hunters 2020-12-17, 18:23
Replies: 1,797
Views: 188,844
Posted By mrh
nice!

nice!
Forum: Lone Mersenne Hunters 2020-12-10, 14:46
Replies: 1,797
Views: 188,844
Posted By mrh
Found a 74 bit factor for 122223323, not a big...

Found a 74 bit factor for 122223323, not a big factor, but a nice looking number.
Forum: mersenne.ca 2020-11-17, 14:45
Replies: 62
Views: 4,844
Posted By mrh
Looks like some DNS servers are still hanging on...

Looks like some DNS servers are still hanging on to the old address (74.208.111.38) vs. new (198.251.72.75).
Forum: GpuOwl 2020-11-13, 00:39
Replies: 195
Views: 15,054
Posted By mrh
Thanks! I had to make a two simple changes to...

Thanks! I had to make a two simple changes to make it compile, I must have a different g++.

diff --git a/Gpu.cpp b/Gpu.cpp
index 9e5f09a..3e6739e 100644
--- a/Gpu.cpp
+++ b/Gpu.cpp
@@ -24,6...
Forum: GpuOwl 2020-11-12, 17:37
Replies: 195
Views: 15,054
Posted By mrh
rocm version?

What version of rocm is recommended for 7.x? I'm using 2.10.0 and not able to compile, so I'm guessing it is time to upgrade?
Forum: Hardware 2020-11-12, 17:11
Replies: 21
Views: 2,539
Posted By mrh
Really looking forward to seeing how it does,...

Really looking forward to seeing how it does, especially wrt power consumption for PRP. But even the mini is too expensive, IMO, unless you have some other need for it. Can I get an M1 powered...
Forum: GpuOwl 2020-03-08, 21:41
Replies: 2,691
Views: 221,073
Posted By mrh
Good points. I was trying to factor a few...

Good points. I was trying to factor a few already known composites that I'm interested in factoring. There is no real good reason to do so, other than for fun.
Forum: GpuOwl 2020-03-03, 17:37
Replies: 2,691
Views: 221,073
Posted By mrh
I've been wanting to do some P-1 runs where the...

I've been wanting to do some P-1 runs where the B1/B2 (mostly B2) values are too big for u32. I was thinking of turning them all into u64's, unless this is bad idea or I'm missing something. What...
Forum: GpuOwl 2020-02-13, 21:21
Replies: 2,691
Views: 221,073
Posted By mrh
Ah, thats good to know. I didn't think of that.

Ah, thats good to know. I didn't think of that.
Forum: GpuOwl 2020-02-11, 14:14
Replies: 2,691
Views: 221,073
Posted By mrh
I ran ...

I ran

B1=180000,B2=3780000;PFactor=0,1,2,15000031,-1,66,2


with a fresh checked out master, with and without ORIG_SLOWTRIG, as well as an old version (pre new sin/cos code) and none of those...
Forum: Lone Mersenne Hunters 2020-02-05, 19:08
Replies: 1,797
Views: 188,844
Posted By mrh
P-1 on 111111769 found an 82 bit factor. Nice to...

P-1 on 111111769 found an 82 bit factor. Nice to know I'm not in another factoring drought.
Forum: PrimeNet 2020-02-04, 21:59
Replies: 2
Views: 1,571
Posted By mrh
I noticed that as well. Probably not many people...

I noticed that as well. Probably not many people making false DCs, but still...
Forum: GpuOwl 2020-01-09, 22:50
Replies: 2,691
Views: 221,073
Posted By mrh
I'm not an amd expert, but I think that indicates...

I'm not an amd expert, but I think that indicates you are using the "amd pro" drivers (I think that is what they are called) vs. rocm.

-mike
Forum: GpuOwl 2020-01-09, 21:56
Replies: 2,691
Views: 221,073
Posted By mrh
I think the simplest is "dpkg -l |grep...

I think the simplest is "dpkg -l |grep rocm"
Forum: GpuOwl 2020-01-09, 21:31
Replies: 2,691
Views: 221,073
Posted By mrh
Ah, thanks! I rolled back to rocm 2.10 and I'm...

Ah, thanks! I rolled back to rocm 2.10 and I'm all better.
Forum: GpuOwl 2020-01-09, 21:12
Replies: 2,691
Views: 221,073
Posted By mrh
On my ubuntu system, rocm got upgraded (by apt...

On my ubuntu system, rocm got upgraded (by apt upgrade) to what looks to be 3.0.6, and now in some instances gpuowl crashes immediately with this message:

Memory access fault by GPU node-1 (Agent...
Forum: GpuOwl 2019-12-18, 03:41
Replies: 2,691
Views: 221,073
Posted By mrh
Doh! From my phone, and I can't see. Sorry!

Doh! From my phone, and I can't see. Sorry!
Forum: GpuOwl 2019-12-17, 23:48
Replies: 2,691
Views: 221,073
Posted By mrh
Oh, not that kinda hot. I alert if the edge temp...

Oh, not that kinda hot. I alert if the edge temp is over 75C. Normally I run with either of:

/opt/rocm/bin/rocm-smi --setfan 155 --setsclk 5
/opt/rocm/bin/rocm-smi --setfan 120 --setsclk 4...
Forum: GpuOwl 2019-12-17, 22:52
Replies: 2,691
Views: 221,073
Posted By mrh
FWIW, I went back to v6.11-84-geda9b17 which is a...

FWIW, I went back to v6.11-84-geda9b17 which is a lot faster than v6.11-90-g2f94ace for me:

1008 us/it vs 1524 us/it

Both using -use FMA_X2,MERGED_MIDDLE with --setsclk 3.

I didn't actually...
Forum: GpuOwl 2019-12-17, 20:57
Replies: 2,691
Views: 221,073
Posted By mrh
It was v6.11-77-g1af5378

It was v6.11-77-g1af5378
Showing results 1 to 25 of 66

 
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