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SELFTEST Error on RTX 5090D #18

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mralgebra opened this issue Mar 10, 2025 · 1 comment
Open

SELFTEST Error on RTX 5090D #18

mralgebra opened this issue Mar 10, 2025 · 1 comment

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@mralgebra
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HOW TO SOLVE THIS PROBLEM?

./mfaktc
mfaktc v0.23.2 (64bit built)

Compiletime options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32kiB
SIEVE_SIZE 193154bits
SIEVE_SPLIT 250
MORE_CLASSES enabled

Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU Sieving enabled
GPUSievePrimes 82486
GPUSieveSize 256Mi bits
GPUSieveProcessSize 16Ki bits
Checkpoints enabled
CheckpointDelay 30s
WorkFileAddDelay 600s
Stages disabled
StopAfterFactor bitlevel
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep no
TimeStampInResults no

CUDA version info
binary compiled for CUDA 12.80
CUDA runtime version 12.80
CUDA driver version 12.80

CUDA device info
name NVIDIA GeForce RTX 5090 D
compute capability 12.0
max threads per block 1024
max shared memory per MP 102400 byte
number of multiprocessors 170
clock rate (CUDA cores) 2512MHz
memory clock rate: 14001MHz
memory bus width: 512 bit

Automatic parameters
threads per grid 696320
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144

running a simple selftest...
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M49635893
no factor found
ERROR: selftest failed for M47644171
no factor found
ERROR: selftest failed for M47644171
no factor found
ERROR: selftest failed for M47644171
..................
..................
..................
ERROR: selftest failed for M51038681
no factor found
ERROR: selftest failed for M3321928703
no factor found
ERROR: selftest failed for M3321928703
no factor found
Selftest statistics
number of tests 107
successfull tests 81
no factor found 26

selftest FAILED!
random selftest offset was: 2126802

@mralgebra
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./mfaktc -v 3 :
shared_mem_required = 15441 bytes

but the gpu memory is enough

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