Task 58135045
| Name | TF_76-77_180-193M_wu_19233_0 |
| Workunit | 52323104 |
| Created | 29 Jul 2026, 17:10:37 UTC |
| Sent | 2 Aug 2026, 2:07:22 UTC |
| Report deadline | 8 Aug 2026, 2:07:22 UTC |
| Received | 2 Aug 2026, 18:30:43 UTC |
| Server state | Over |
| Outcome | Success |
| Client state | Done |
| Exit status | 0 (0x0) |
| Computer ID | 255697 |
| Run time | 1 min 24 sec |
| CPU time | 1 sec |
| Validate state | Valid |
| Credit | 42,000.00 |
| Device peak FLOPS | 11,903.28 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 152.57 MB |
| Peak swap size | 575.25 MB |
| Peak disk usage | 5.00 MB |
Stderr output
<core_client_version>8.2.8</core_client_version>
<![CDATA[
<stderr_txt>
g 02 20:03 | 2087 45.1% | 0.885 7m46s | 8122.39 82485 n.a.%
Aug 02 20:03 | 2099 45.2% | 0.887 7m47s | 8104.07 82485 n.a.%
Aug 02 20:03 | 2100 45.3% | 0.887 7m46s | 8104.07 82485 n.a.%
Aug 02 20:03 | 2103 45.4% | 0.884 7m43s | 8131.57 82485 n.a.%
Aug 02 20:03 | 2108 45.5% | 0.886 7m43s | 8113.22 82485 n.a.%
Aug 02 20:03 | 2112 45.6% | 0.887 7m43s | 8104.07 82485 n.a.%
Aug 02 20:03 | 2115 45.7% | 0.886 7m42s | 8113.22 82485 n.a.%
Aug 02 20:03 | 2120 45.8% | 0.886 7m41s | 8113.22 82485 n.a.%
Aug 02 20:03 | 2124 45.9% | 0.888 7m41s | 8094.94 82485 n.a.%
Aug 02 20:03 | 2132 46.0% | 0.891 7m42s | 8067.69 82485 n.a.%
Aug 02 20:03 | 2135 46.1% | 0.889 7m40s | 8085.84 82485 n.a.%
Aug 02 20:03 | 2139 46.2% | 0.891 7m40s | 8067.69 82485 n.a.%
Aug 02 20:04 | 2147 46.4% | 0.894 7m40s | 8040.62 82485 n.a.%
Aug 02 20:04 | 2148 46.5% | 0.889 7m37s | 8085.84 82485 n.a.%
Aug 02 20:04 | 2159 46.6% | 0.892 7m38s | 8058.64 82485 n.a.%
Aug 02 20:04 | 2163 46.7% | 0.888 7m35s | 8094.94 82485 n.a.%
Aug 02 20:04 | 2168 46.8% | 0.887 7m33s | 8104.07 82485 n.a.%
Aug 02 20:04 | 2175 46.9% | 0.891 7m34s | 8067.69 82485 n.a.%
Aug 02 20:04 | 2180 47.0% | 0.888 7m32s | 8094.94 82485 n.a.%
Aug 02 20:04 | 2183 47.1% | 0.892 7m33s | 8058.64 82485 n.a.%
Aug 02 20:04 | 2184 47.2% | 0.896 7m34s | 8022.67 82485 n.a.%
Aug 02 20:04 | 2187 47.3% | 0.890 7m30s | 8076.75 82485 n.a.%
Aug 02 20:04 | 2192 47.4% | 0.889 7m29s | 8085.84 82485 n.a.%
Aug 02 20:04 | 2195 47.5% | 0.892 7m30s | 8058.64 82485 n.a.%
Aug 02 20:04 | 2199 47.6% | 0.891 7m28s | 8067.69 82485 n.a.%
Aug 02 20:04 | 2208 47.7% | 0.886 7m25s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2219 47.8% | 0.886 7m24s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2220 47.9% | 0.886 7m23s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2223 48.0% | 0.887 7m23s | 8104.07 82485 n.a.%
Aug 02 20:04 | 2232 48.1% | 0.890 7m23s | 8076.75 82485 n.a.%
Aug 02 20:04 | 2240 48.2% | 0.889 7m22s | 8085.84 82485 n.a.%
Aug 02 20:04 | 2243 48.3% | 0.888 7m20s | 8094.94 82485 n.a.%
Aug 02 20:04 | 2244 48.4% | 0.891 7m21s | 8067.69 82485 n.a.%
Aug 02 20:04 | 2247 48.5% | 0.886 7m18s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2252 48.6% | 0.886 7m17s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2255 48.8% | 0.887 7m16s | 8104.07 82485 n.a.%
Aug 02 20:04 | 2264 48.9% | 0.886 7m15s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2267 49.0% | 0.885 7m14s | 8122.39 82485 n.a.%
Aug 02 20:04 | 2268 49.1% | 0.888 7m14s | 8094.94 82485 n.a.%
Aug 02 20:04 | 2279 49.2% | 0.886 7m12s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2280 49.3% | 0.888 7m12s | 8094.94 82485 n.a.%
Aug 02 20:04 | 2283 49.4% | 0.889 7m12s | 8085.84 82485 n.a.%
Aug 02 20:04 | 2288 49.5% | 0.886 7m10s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2295 49.6% | 0.886 7m09s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2300 49.7% | 0.886 7m08s | 8113.22 82485 n.a.%
Aug 02 20:04 | 2304 49.8% | 0.897 7m12s | 8013.72 82485 n.a.%
Aug 02 20:04 | 2307 49.9% | 0.938 7m31s | 7663.44 82485 n.a.%
2026-08-02 20:07:32 (37796): wrapper (7.24.26018): starting
2026-08-02 20:07:32 (37796): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-02 20:07:32 (37796): wrapper: created child process 38700
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
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 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.3
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2640 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=191613217 bit_min=76 bit_max=77 (79.87 GHz-days)
Starting trial factoring M191613217 from 2^76 to 2^77 (79.87 GHz-days)
k_min = 197162452853520
k_max = 394324905707910
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2187
no factors found so far.
previous work took 422210 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 02 20:07 | 2192 47.4% | 0.881 7m25s | 8159.26 82485 n.a.%
Aug 02 20:07 | 2195 47.5% | 0.878 7m23s | 8187.14 82485 n.a.%
Aug 02 20:07 | 2199 47.6% | 0.882 7m24s | 8150.01 82485 n.a.%
Aug 02 20:07 | 2208 47.7% | 0.883 7m23s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2219 47.8% | 0.885 7m23s | 8122.39 82485 n.a.%
Aug 02 20:07 | 2220 47.9% | 0.880 7m20s | 8168.54 82485 n.a.%
Aug 02 20:07 | 2223 48.0% | 0.880 7m19s | 8168.54 82485 n.a.%
Aug 02 20:07 | 2232 48.1% | 0.886 7m21s | 8113.22 82485 n.a.%
Aug 02 20:07 | 2240 48.2% | 0.884 7m19s | 8131.57 82485 n.a.%
Aug 02 20:07 | 2243 48.3% | 0.880 7m16s | 8168.54 82485 n.a.%
Aug 02 20:07 | 2244 48.4% | 0.883 7m17s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2247 48.5% | 0.881 7m15s | 8159.26 82485 n.a.%
Aug 02 20:07 | 2252 48.6% | 0.883 7m15s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2255 48.8% | 0.883 7m14s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2264 48.9% | 0.883 7m14s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2267 49.0% | 0.886 7m14s | 8113.22 82485 n.a.%
Aug 02 20:07 | 2268 49.1% | 0.881 7m11s | 8159.26 82485 n.a.%
Aug 02 20:07 | 2279 49.2% | 0.882 7m10s | 8150.01 82485 n.a.%
Aug 02 20:07 | 2280 49.3% | 0.881 7m09s | 8159.26 82485 n.a.%
Aug 02 20:07 | 2283 49.4% | 0.883 7m09s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2288 49.5% | 0.882 7m08s | 8150.01 82485 n.a.%
Aug 02 20:07 | 2295 49.6% | 0.883 7m07s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2300 49.7% | 0.884 7m07s | 8131.57 82485 n.a.%
Aug 02 20:07 | 2304 49.8% | 0.883 7m06s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2307 49.9% | 0.883 7m05s | 8140.78 82485 n.a.%
Aug 02 20:07 | 2315 50.0% | 0.882 7m03s | 8150.01 82485 n.a.%
Aug 02 20:07 | 2324 50.1% | 0.885 7m04s | 8122.39 82485 n.a.%
Aug 02 20:07 | 2327 50.2% | 0.884 7m03s | 8131.57 82485 n.a.%
Aug 02 20:07 | 2328 50.3% | 0.896 7m07s | 8022.67 82485 n.a.%
Aug 02 20:07 | 2339 50.4% | 0.885 7m01s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2343 50.5% | 0.884 7m00s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2348 50.6% | 0.884 6m59s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2352 50.7% | 0.884 6m58s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2355 50.8% | 0.884 6m57s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2360 50.9% | 0.885 6m57s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2363 51.0% | 0.885 6m56s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2364 51.1% | 0.886 6m56s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2367 51.2% | 0.885 6m54s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2372 51.4% | 0.887 6m54s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2379 51.5% | 0.889 6m54s | 8085.84 82485 n.a.%
Aug 02 20:08 | 2384 51.6% | 0.887 6m52s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2387 51.7% | 0.885 6m51s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2388 51.8% | 0.888 6m51s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2399 51.9% | 0.887 6m50s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2400 52.0% | 0.887 6m49s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2408 52.1% | 0.886 6m48s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2412 52.2% | 0.884 6m46s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2415 52.3% | 0.884 6m45s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2420 52.4% | 0.889 6m46s | 8085.84 82485 n.a.%
Aug 02 20:08 | 2423 52.5% | 0.886 6m44s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2427 52.6% | 0.889 6m44s | 8085.84 82485 n.a.%
Aug 02 20:08 | 2432 52.7% | 0.888 6m43s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2439 52.8% | 0.884 6m40s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2444 52.9% | 0.884 6m40s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2447 53.0% | 0.884 6m39s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2448 53.1% | 0.886 6m39s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2460 53.2% | 0.885 6m37s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2463 53.3% | 0.886 6m37s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2472 53.4% | 0.886 6m36s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2475 53.5% | 0.888 6m36s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2483 53.6% | 0.884 6m33s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2484 53.8% | 0.887 6m34s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2492 53.9% | 0.884 6m32s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2495 54.0% | 0.888 6m32s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2499 54.1% | 0.888 6m32s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2504 54.2% | 0.887 6m30s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2507 54.3% | 0.889 6m30s | 8085.84 82485 n.a.%
Aug 02 20:08 | 2519 54.4% | 0.889 6m29s | 8085.84 82485 n.a.%
Aug 02 20:08 | 2520 54.5% | 0.882 6m25s | 8150.01 82485 n.a.%
Aug 02 20:08 | 2528 54.6% | 0.882 6m25s | 8150.01 82485 n.a.%
Aug 02 20:08 | 2532 54.7% | 0.885 6m25s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2535 54.8% | 0.883 6m23s | 8140.78 82485 n.a.%
Aug 02 20:08 | 2540 54.9% | 0.883 6m22s | 8140.78 82485 n.a.%
Aug 02 20:08 | 2544 55.0% | 0.888 6m24s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2547 55.1% | 0.887 6m22s | 8104.07 82485 n.a.%
Aug 02 20:08 | 2552 55.2% | 0.884 6m20s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2555 55.3% | 0.888 6m21s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2559 55.4% | 0.883 6m18s | 8140.78 82485 n.a.%
Aug 02 20:08 | 2568 55.5% | 0.882 6m17s | 8150.01 82485 n.a.%
Aug 02 20:08 | 2579 55.6% | 0.883 6m16s | 8140.78 82485 n.a.%
Aug 02 20:08 | 2580 55.7% | 0.885 6m16s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2583 55.8% | 0.885 6m15s | 8122.39 82485 n.a.%
Aug 02 20:08 | 2588 55.9% | 0.886 6m15s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2595 56.0% | 0.891 6m16s | 8067.69 82485 n.a.%
Aug 02 20:08 | 2603 56.1% | 0.888 6m14s | 8094.94 82485 n.a.%
Aug 02 20:08 | 2604 56.2% | 0.884 6m11s | 8131.57 82485 n.a.%
Aug 02 20:08 | 2607 56.4% | 0.883 6m10s | 8140.78 82485 n.a.%
Aug 02 20:08 | 2612 56.5% | 0.881 6m08s | 8159.26 82485 n.a.%
Aug 02 20:08 | 2615 56.6% | 0.886 6m09s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2619 56.7% | 0.886 6m09s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2624 56.8% | 0.886 6m08s | 8113.22 82485 n.a.%
Aug 02 20:08 | 2628 56.9% | 0.903 6m14s | 7960.48 82485 n.a.%
2026-08-02 20:11:57 (34612): wrapper (7.24.26018): starting
2026-08-02 20:11:57 (34612): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-02 20:11:57 (34612): wrapper: created child process 29852
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
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 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.3
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2640 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=191613217 bit_min=76 bit_max=77 (79.87 GHz-days)
Starting trial factoring M191613217 from 2^76 to 2^77 (79.87 GHz-days)
k_min = 197162452853520
k_max = 394324905707910
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2519
no factors found so far.
previous work took 482374 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 02 20:11 | 2520 54.5% | 0.886 6m27s | 8113.22 82485 n.a.%
Aug 02 20:12 | 2528 54.6% | 0.878 6m23s | 8187.14 82485 n.a.%
Aug 02 20:12 | 2532 54.7% | 0.879 6m22s | 8177.83 82485 n.a.%
Aug 02 20:12 | 2535 54.8% | 0.879 6m21s | 8177.83 82485 n.a.%
Aug 02 20:12 | 2540 54.9% | 0.878 6m20s | 8187.14 82485 n.a.%
Aug 02 20:12 | 2544 55.0% | 0.879 6m20s | 8177.83 82485 n.a.%
Aug 02 20:12 | 2547 55.1% | 0.877 6m18s | 8196.48 82485 n.a.%
Aug 02 20:12 | 2552 55.2% | 0.876 6m17s | 8205.83 82485 n.a.%
Aug 02 20:12 | 2555 55.3% | 0.876 6m16s | 8205.83 82485 n.a.%
Aug 02 20:12 | 2559 55.4% | 0.879 6m16s | 8177.83 82485 n.a.%
Aug 02 20:12 | 2568 55.5% | 0.879 6m15s | 8177.83 82485 n.a.%
Aug 02 20:12 | 2579 55.6% | 0.881 6m15s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2580 55.7% | 0.882 6m15s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2583 55.8% | 0.883 6m14s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2588 55.9% | 0.882 6m13s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2595 56.0% | 0.882 6m12s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2603 56.1% | 0.881 6m11s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2604 56.2% | 0.882 6m10s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2607 56.4% | 0.882 6m10s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2612 56.5% | 0.880 6m08s | 8168.54 82485 n.a.%
Aug 02 20:12 | 2615 56.6% | 0.884 6m09s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2619 56.7% | 0.883 6m07s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2624 56.8% | 0.883 6m06s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2628 56.9% | 0.881 6m05s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2639 57.0% | 0.884 6m05s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2640 57.1% | 0.881 6m03s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2643 57.2% | 0.880 6m02s | 8168.54 82485 n.a.%
Aug 02 20:12 | 2652 57.3% | 0.882 6m02s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2660 57.4% | 0.884 6m02s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2663 57.5% | 0.885 6m01s | 8122.39 82485 n.a.%
Aug 02 20:12 | 2664 57.6% | 0.882 5m59s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2667 57.7% | 0.883 5m58s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2672 57.8% | 0.883 5m58s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2675 57.9% | 0.881 5m56s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2679 58.0% | 0.883 5m56s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2684 58.1% | 0.884 5m55s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2687 58.2% | 0.883 5m54s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2700 58.3% | 0.881 5m52s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2703 58.4% | 0.887 5m54s | 8104.07 82485 n.a.%
Aug 02 20:12 | 2708 58.5% | 0.883 5m51s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2712 58.6% | 0.883 5m51s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2715 58.8% | 0.881 5m49s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2720 58.9% | 0.882 5m48s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2723 59.0% | 0.879 5m46s | 8177.83 82485 n.a.%
Aug 02 20:12 | 2724 59.1% | 0.881 5m46s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2727 59.2% | 0.882 5m46s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2735 59.3% | 0.883 5m45s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2744 59.4% | 0.884 5m45s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2747 59.5% | 0.887 5m45s | 8104.07 82485 n.a.%
Aug 02 20:12 | 2748 59.6% | 0.884 5m43s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2759 59.7% | 0.882 5m41s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2763 59.8% | 0.882 5m40s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2768 59.9% | 0.884 5m40s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2772 60.0% | 0.883 5m39s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2775 60.1% | 0.883 5m38s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2780 60.2% | 0.883 5m37s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2783 60.3% | 0.884 5m37s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2784 60.4% | 0.885 5m36s | 8122.39 82485 n.a.%
Aug 02 20:12 | 2792 60.5% | 0.884 5m35s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2799 60.6% | 0.885 5m35s | 8122.39 82485 n.a.%
Aug 02 20:12 | 2804 60.7% | 0.884 5m33s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2807 60.8% | 0.880 5m31s | 8168.54 82485 n.a.%
Aug 02 20:12 | 2808 60.9% | 0.881 5m30s | 8159.26 82485 n.a.%
Aug 02 20:12 | 2819 61.0% | 0.882 5m30s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2828 61.1% | 0.883 5m29s | 8140.78 82485 n.a.%
Aug 02 20:12 | 2832 61.2% | 0.882 5m28s | 8150.01 82485 n.a.%
Aug 02 20:12 | 2835 61.4% | 0.880 5m26s | 8168.54 82485 n.a.%
Aug 02 20:12 | 2840 61.5% | 0.884 5m27s | 8131.57 82485 n.a.%
Aug 02 20:12 | 2843 61.6% | 0.883 5m26s | 8140.78 82485 n.a.%
Aug 02 20:13 | 2847 61.7% | 0.882 5m25s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2852 61.8% | 0.881 5m23s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2855 61.9% | 0.881 5m22s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2859 62.0% | 0.885 5m23s | 8122.39 82485 n.a.%
Aug 02 20:13 | 2867 62.1% | 0.885 5m22s | 8122.39 82485 n.a.%
Aug 02 20:13 | 2868 62.2% | 0.882 5m20s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2880 62.3% | 0.882 5m19s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2883 62.4% | 0.882 5m18s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2888 62.5% | 0.881 5m17s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2892 62.6% | 0.883 5m17s | 8140.78 82485 n.a.%
Aug 02 20:13 | 2895 62.7% | 0.882 5m16s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2903 62.8% | 0.882 5m15s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2904 62.9% | 0.881 5m14s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2912 63.0% | 0.884 5m14s | 8131.57 82485 n.a.%
Aug 02 20:13 | 2915 63.1% | 0.882 5m12s | 8150.01 82485 n.a.%
Aug 02 20:13 | 2924 63.2% | 0.884 5m12s | 8131.57 82485 n.a.%
Aug 02 20:13 | 2927 63.3% | 0.883 5m11s | 8140.78 82485 n.a.%
Aug 02 20:13 | 2939 63.4% | 0.883 5m10s | 8140.78 82485 n.a.%
Aug 02 20:13 | 2940 63.5% | 0.881 5m08s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2943 63.6% | 0.884 5m09s | 8131.57 82485 n.a.%
Aug 02 20:13 | 2948 63.8% | 0.880 5m06s | 8168.54 82485 n.a.%
Aug 02 20:13 | 2955 63.9% | 0.881 5m06s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2960 64.0% | 0.885 5m06s | 8122.39 82485 n.a.%
Aug 02 20:13 | 2964 64.1% | 0.881 5m04s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2967 64.2% | 0.884 5m04s | 8131.57 82485 n.a.%
Aug 02 20:13 | 2972 64.3% | 0.881 5m02s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2975 64.4% | 0.881 5m01s | 8159.26 82485 n.a.%
Aug 02 20:13 | 2979 64.5% | 0.885 5m02s | 8122.39 82485 n.a.%
Aug 02 20:13 | 2987 64.6% | 0.883 5m00s | 8140.78 82485 n.a.%
Aug 02 20:13 | 2988 64.7% | 0.883 4m59s | 8140.78 82485 n.a.%
Aug 02 20:13 | 2999 64.8% | 0.882 4m58s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3000 64.9% | 0.882 4m57s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3003 65.0% | 0.879 4m55s | 8177.83 82485 n.a.%
Aug 02 20:13 | 3008 65.1% | 0.883 4m56s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3015 65.2% | 0.883 4m55s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3020 65.3% | 0.882 4m54s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3023 65.4% | 0.885 4m54s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3024 65.5% | 0.886 4m53s | 8113.22 82485 n.a.%
Aug 02 20:13 | 3027 65.6% | 0.885 4m52s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3032 65.7% | 0.889 4m52s | 8085.84 82485 n.a.%
Aug 02 20:13 | 3035 65.8% | 0.893 4m53s | 8049.62 82485 n.a.%
Aug 02 20:13 | 3039 65.9% | 0.882 4m48s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3044 66.0% | 0.882 4m48s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3048 66.1% | 0.882 4m47s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3059 66.2% | 0.882 4m46s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3060 66.4% | 0.882 4m45s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3063 66.5% | 0.883 4m44s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3072 66.6% | 0.882 4m43s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3080 66.7% | 0.885 4m43s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3083 66.8% | 0.884 4m42s | 8131.57 82485 n.a.%
Aug 02 20:13 | 3087 66.9% | 0.882 4m40s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3092 67.0% | 0.886 4m41s | 8113.22 82485 n.a.%
Aug 02 20:13 | 3099 67.1% | 0.884 4m39s | 8131.57 82485 n.a.%
Aug 02 20:13 | 3104 67.2% | 0.883 4m38s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3107 67.3% | 0.883 4m37s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3108 67.4% | 0.882 4m36s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3119 67.5% | 0.880 4m35s | 8168.54 82485 n.a.%
Aug 02 20:13 | 3120 67.6% | 0.885 4m35s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3123 67.7% | 0.885 4m34s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3132 67.8% | 0.882 4m33s | 8150.01 82485 n.a.%
Aug 02 20:13 | 3135 67.9% | 0.885 4m33s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3140 68.0% | 0.883 4m31s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3143 68.1% | 0.883 4m30s | 8140.78 82485 n.a.%
Aug 02 20:13 | 3144 68.2% | 0.885 4m30s | 8122.39 82485 n.a.%
Aug 02 20:13 | 3147 68.3% | 0.884 4m29s | 8131.57 82485 n.a.%
Aug 02 20:13 | 3155 68.4% | 0.889 4m29s | 8085.84 82485 n.a.%
Aug 02 20:13 | 3164 68.5% | 0.892 4m29s | 8058.64 82485 n.a.%
Aug 02 20:13 | 3167 68.6% | 0.911 4m34s | 7890.57 82485 n.a.%
2026-08-02 20:17:08 (11080): wrapper (7.24.26018): starting
2026-08-02 20:17:08 (11080): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-02 20:17:08 (11080): wrapper: created child process 33148
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
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 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.3
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2640 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=191613217 bit_min=76 bit_max=77 (79.87 GHz-days)
Starting trial factoring M191613217 from 2^76 to 2^77 (79.87 GHz-days)
k_min = 197162452853520
k_max = 394324905707910
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3164
no factors found so far.
previous work took 602412 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 02 20:17 | 3167 68.6% | 0.865 4m20s | 8310.19 82485 n.a.%
Aug 02 20:17 | 3168 68.8% | 0.863 4m19s | 8329.44 82485 n.a.%
Aug 02 20:17 | 3179 68.9% | 0.866 4m19s | 8300.59 82485 n.a.%
Aug 02 20:17 | 3188 69.0% | 0.866 4m18s | 8300.59 82485 n.a.%
Aug 02 20:17 | 3192 69.1% | 0.869 4m18s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3195 69.2% | 0.867 4m17s | 8291.02 82485 n.a.%
Aug 02 20:17 | 3200 69.3% | 0.867 4m16s | 8291.02 82485 n.a.%
Aug 02 20:17 | 3203 69.4% | 0.869 4m15s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3204 69.5% | 0.869 4m15s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3207 69.6% | 0.870 4m14s | 8262.43 82485 n.a.%
Aug 02 20:17 | 3212 69.7% | 0.869 4m13s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3219 69.8% | 0.871 4m13s | 8252.94 82485 n.a.%
Aug 02 20:17 | 3224 69.9% | 0.869 4m11s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3228 70.0% | 0.871 4m11s | 8252.94 82485 n.a.%
Aug 02 20:17 | 3239 70.1% | 0.869 4m09s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3240 70.2% | 0.869 4m09s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3248 70.3% | 0.869 4m08s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3252 70.4% | 0.869 4m07s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3255 70.5% | 0.869 4m06s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3263 70.6% | 0.869 4m05s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3267 70.7% | 0.868 4m04s | 8281.46 82485 n.a.%
Aug 02 20:17 | 3272 70.8% | 0.869 4m03s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3275 70.9% | 0.870 4m03s | 8262.43 82485 n.a.%
Aug 02 20:17 | 3279 71.0% | 0.869 4m02s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3284 71.1% | 0.869 4m01s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3287 71.2% | 0.869 4m00s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3288 71.4% | 0.869 3m59s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3300 71.5% | 0.869 3m58s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3303 71.6% | 0.868 3m57s | 8281.46 82485 n.a.%
Aug 02 20:17 | 3308 71.7% | 0.871 3m57s | 8252.94 82485 n.a.%
Aug 02 20:17 | 3312 71.8% | 0.871 3m56s | 8252.94 82485 n.a.%
Aug 02 20:17 | 3323 71.9% | 0.872 3m55s | 8243.48 82485 n.a.%
Aug 02 20:17 | 3324 72.0% | 0.868 3m53s | 8281.46 82485 n.a.%
Aug 02 20:17 | 3332 72.1% | 0.869 3m53s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3335 72.2% | 0.869 3m52s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3339 72.3% | 0.869 3m51s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3344 72.4% | 0.869 3m50s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3347 72.5% | 0.869 3m49s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3360 72.6% | 0.867 3m48s | 8291.02 82485 n.a.%
Aug 02 20:17 | 3363 72.7% | 0.869 3m48s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3368 72.8% | 0.871 3m47s | 8252.94 82485 n.a.%
Aug 02 20:17 | 3372 72.9% | 0.869 3m46s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3375 73.0% | 0.869 3m45s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3380 73.1% | 0.869 3m44s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3384 73.2% | 0.869 3m43s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3387 73.3% | 0.869 3m42s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3395 73.4% | 0.868 3m41s | 8281.46 82485 n.a.%
Aug 02 20:17 | 3399 73.5% | 0.869 3m41s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3407 73.6% | 0.870 3m40s | 8262.43 82485 n.a.%
Aug 02 20:17 | 3408 73.8% | 0.871 3m39s | 8252.94 82485 n.a.%
Aug 02 20:17 | 3419 73.9% | 0.868 3m38s | 8281.46 82485 n.a.%
Aug 02 20:17 | 3420 74.0% | 0.870 3m38s | 8262.43 82485 n.a.%
Aug 02 20:17 | 3423 74.1% | 0.870 3m37s | 8262.43 82485 n.a.%
Aug 02 20:17 | 3428 74.2% | 0.867 3m35s | 8291.02 82485 n.a.%
Aug 02 20:17 | 3435 74.3% | 0.868 3m34s | 8281.46 82485 n.a.%
Aug 02 20:17 | 3440 74.4% | 0.869 3m34s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3443 74.5% | 0.869 3m33s | 8271.93 82485 n.a.%
Aug 02 20:17 | 3444 74.6% | 0.870 3m32s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3452 74.7% | 0.874 3m32s | 8224.61 82485 n.a.%
Aug 02 20:18 | 3455 74.8% | 0.869 3m30s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3459 74.9% | 0.871 3m30s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3464 75.0% | 0.869 3m29s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3468 75.1% | 0.870 3m28s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3479 75.2% | 0.869 3m27s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3483 75.3% | 0.868 3m26s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3492 75.4% | 0.868 3m25s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3500 75.5% | 0.869 3m24s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3503 75.6% | 0.871 3m24s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3504 75.7% | 0.871 3m23s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3507 75.8% | 0.868 3m21s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3512 75.9% | 0.868 3m21s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3515 76.0% | 0.869 3m20s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3519 76.1% | 0.869 3m19s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3527 76.2% | 0.868 3m18s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3528 76.4% | 0.868 3m17s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3539 76.5% | 0.868 3m16s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3540 76.6% | 0.871 3m16s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3543 76.7% | 0.869 3m15s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3548 76.8% | 0.871 3m14s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3552 76.9% | 0.868 3m13s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3555 77.0% | 0.869 3m12s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3560 77.1% | 0.870 3m11s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3563 77.2% | 0.869 3m10s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3564 77.3% | 0.870 3m10s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3567 77.4% | 0.869 3m09s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3575 77.5% | 0.870 3m08s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3584 77.6% | 0.870 3m07s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3587 77.7% | 0.869 3m06s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3588 77.8% | 0.868 3m05s | 8281.46 82485 n.a.%
Aug 02 20:18 | 3599 77.9% | 0.870 3m04s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3603 78.0% | 0.869 3m03s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3608 78.1% | 0.870 3m03s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3615 78.2% | 0.870 3m02s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3620 78.3% | 0.871 3m01s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3624 78.4% | 0.871 3m00s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3627 78.5% | 0.872 3m00s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3632 78.6% | 0.871 2m59s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3639 78.8% | 0.870 2m57s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3644 78.9% | 0.869 2m56s | 8271.93 82485 n.a.%
Aug 02 20:18 | 3647 79.0% | 0.870 2m56s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3648 79.1% | 0.870 2m55s | 8262.43 82485 n.a.%
Aug 02 20:18 | 3659 79.2% | 0.871 2m54s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3660 79.3% | 0.872 2m54s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3668 79.4% | 0.872 2m53s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3672 79.5% | 0.871 2m52s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3675 79.6% | 0.871 2m51s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3680 79.7% | 0.871 2m50s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3683 79.8% | 0.871 2m49s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3687 79.9% | 0.872 2m48s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3692 80.0% | 0.872 2m47s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3695 80.1% | 0.871 2m46s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3699 80.2% | 0.874 2m46s | 8224.61 82485 n.a.%
Aug 02 20:18 | 3704 80.3% | 0.872 2m45s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3707 80.4% | 0.871 2m44s | 8252.94 82485 n.a.%
Aug 02 20:18 | 3708 80.5% | 0.872 2m43s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3720 80.6% | 0.872 2m42s | 8243.48 82485 n.a.%
Aug 02 20:18 | 3723 80.7% | 0.887 2m44s | 8104.07 82485 n.a.%
Aug 02 20:18 | 3728 80.8% | 0.873 2m41s | 8234.03 82485 n.a.%
Aug 02 20:18 | 3732 80.9% | 0.874 2m40s | 8224.61 82485 n.a.%
Aug 02 20:18 | 3735 81.0% | 0.879 2m40s | 8177.83 82485 n.a.%
Aug 02 20:18 | 3743 81.1% | 0.882 2m40s | 8150.01 82485 n.a.%
Aug 02 20:18 | 3752 81.2% | 0.881 2m39s | 8159.26 82485 n.a.%
Aug 02 20:18 | 3759 81.4% | 0.879 2m37s | 8177.83 82485 n.a.%
Aug 02 20:18 | 3764 81.5% | 0.877 2m36s | 8196.48 82485 n.a.%
Aug 02 20:18 | 3767 81.6% | 0.880 2m36s | 8168.54 82485 n.a.%
Aug 02 20:18 | 3779 81.7% | 0.878 2m35s | 8187.14 82485 n.a.%
Aug 02 20:18 | 3780 81.8% | 0.880 2m34s | 8168.54 82485 n.a.%
Aug 02 20:19 | 3783 81.9% | 0.877 2m33s | 8196.48 82485 n.a.%
Aug 02 20:19 | 3792 82.0% | 0.882 2m33s | 8150.01 82485 n.a.%
Aug 02 20:19 | 3795 82.1% | 0.881 2m32s | 8159.26 82485 n.a.%
Aug 02 20:19 | 3800 82.2% | 0.876 2m30s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3804 82.3% | 0.876 2m29s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3807 82.4% | 0.876 2m28s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3812 82.5% | 0.876 2m27s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3815 82.6% | 0.876 2m26s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3819 82.7% | 0.876 2m25s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3827 82.8% | 0.876 2m25s | 8205.83 82485 n.a.%
Aug 02 20:19 | 3828 82.9% | 0.877 2m24s | 8196.48 82485 n.a.%
Aug 02 20:19 | 3839 83.0% | 0.880 2m23s | 8168.54 82485 n.a.%
Aug 02 20:19 | 3840 83.1% | 0.878 2m22s | 8187.14 82485 n.a.%
Aug 02 20:19 | 3848 83.2% | 0.877 2m21s | 8196.48 82485 n.a.%
Aug 02 20:19 | 3855 83.3% | 0.878 2m20s | 8187.14 82485 n.a.%
Aug 02 20:19 | 3860 83.4% | 0.877 2m19s | 8196.48 82485 n.a.%
Aug 02 20:19 | 3863 83.5% | 0.878 2m19s | 8187.14 82485 n.a.%
Aug 02 20:19 | 3864 83.6% | 0.880 2m18s | 8168.54 82485 n.a.%
Aug 02 20:19 | 3867 83.8% | 0.878 2m17s | 8187.14 82485 n.a.%
Aug 02 20:19 | 3872 83.9% | 0.877 2m16s | 8196.48 82485 n.a.%
Aug 02 20:19 | 3875 84.0% | 0.892 2m17s | 8058.64 82485 n.a.%
Aug 02 20:19 | 3879 84.1% | 0.910 2m19s | 7899.24 82485 n.a.%
2026-08-02 20:22:19 (15928): wrapper (7.24.26018): starting
2026-08-02 20:22:19 (15928): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-02 20:22:19 (15928): wrapper: created child process 32812
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
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 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.3
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2640 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=191613217 bit_min=76 bit_max=77 (79.87 GHz-days)
Starting trial factoring M191613217 from 2^76 to 2^77 (79.87 GHz-days)
k_min = 197162452853520
k_max = 394324905707910
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3828
no factors found so far.
previous work took 722592 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 02 20:22 | 3839 83.0% | 0.869 2m22s | 8271.93 82485 n.a.%
Aug 02 20:22 | 3840 83.1% | 0.864 2m20s | 8319.80 82485 n.a.%
Aug 02 20:22 | 3848 83.2% | 0.866 2m19s | 8300.59 82485 n.a.%
Aug 02 20:22 | 3855 83.3% | 0.866 2m19s | 8300.59 82485 n.a.%
Aug 02 20:22 | 3860 83.4% | 0.868 2m18s | 8281.46 82485 n.a.%
Aug 02 20:22 | 3863 83.5% | 0.867 2m17s | 8291.02 82485 n.a.%
Aug 02 20:22 | 3864 83.6% | 0.866 2m16s | 8300.59 82485 n.a.%
Aug 02 20:22 | 3867 83.8% | 0.866 2m15s | 8300.59 82485 n.a.%
Aug 02 20:22 | 3872 83.9% | 0.866 2m14s | 8300.59 82485 n.a.%
Aug 02 20:22 | 3875 84.0% | 0.867 2m14s | 8291.02 82485 n.a.%
Aug 02 20:22 | 3879 84.1% | 0.868 2m13s | 8281.46 82485 n.a.%
Aug 02 20:22 | 3884 84.2% | 0.870 2m12s | 8262.43 82485 n.a.%
Aug 02 20:22 | 3888 84.3% | 0.870 2m11s | 8262.43 82485 n.a.%
Aug 02 20:22 | 3899 84.4% | 0.872 2m11s | 8243.48 82485 n.a.%
Aug 02 20:22 | 3900 84.5% | 0.871 2m10s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3903 84.6% | 0.871 2m09s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3912 84.7% | 0.869 2m08s | 8271.93 82485 n.a.%
Aug 02 20:22 | 3923 84.8% | 0.870 2m07s | 8262.43 82485 n.a.%
Aug 02 20:22 | 3924 84.9% | 0.871 2m06s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3927 85.0% | 0.871 2m05s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3932 85.1% | 0.871 2m05s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3935 85.2% | 0.871 2m04s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3939 85.3% | 0.873 2m03s | 8234.03 82485 n.a.%
Aug 02 20:22 | 3944 85.4% | 0.871 2m02s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3947 85.5% | 0.871 2m01s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3948 85.6% | 0.871 2m00s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3959 85.7% | 0.872 1m59s | 8243.48 82485 n.a.%
Aug 02 20:22 | 3960 85.8% | 0.873 1m59s | 8234.03 82485 n.a.%
Aug 02 20:22 | 3963 85.9% | 0.871 1m58s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3968 86.0% | 0.871 1m57s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3972 86.1% | 0.870 1m56s | 8262.43 82485 n.a.%
Aug 02 20:22 | 3980 86.2% | 0.873 1m55s | 8234.03 82485 n.a.%
Aug 02 20:22 | 3983 86.4% | 0.871 1m54s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3984 86.5% | 0.871 1m53s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3987 86.6% | 0.871 1m52s | 8252.94 82485 n.a.%
Aug 02 20:22 | 3995 86.7% | 0.871 1m51s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4004 86.8% | 0.871 1m51s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4007 86.9% | 0.871 1m50s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4023 87.0% | 0.871 1m49s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4028 87.1% | 0.872 1m48s | 8243.48 82485 n.a.%
Aug 02 20:22 | 4032 87.2% | 0.873 1m47s | 8234.03 82485 n.a.%
Aug 02 20:22 | 4035 87.3% | 0.871 1m46s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4040 87.4% | 0.871 1m45s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4043 87.5% | 0.871 1m45s | 8252.94 82485 n.a.%
Aug 02 20:22 | 4044 87.6% | 0.870 1m44s | 8262.43 82485 n.a.%
Aug 02 20:22 | 4047 87.7% | 0.871 1m43s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4059 87.8% | 0.871 1m42s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4064 87.9% | 0.871 1m41s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4067 88.0% | 0.870 1m40s | 8262.43 82485 n.a.%
Aug 02 20:23 | 4068 88.1% | 0.872 1m39s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4079 88.2% | 0.871 1m38s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4080 88.3% | 0.871 1m38s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4088 88.4% | 0.871 1m37s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4092 88.5% | 0.871 1m36s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4095 88.6% | 0.871 1m35s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4100 88.8% | 0.871 1m34s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4103 88.9% | 0.871 1m33s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4112 89.0% | 0.872 1m32s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4115 89.1% | 0.875 1m32s | 8215.21 82485 n.a.%
Aug 02 20:23 | 4119 89.2% | 0.872 1m31s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4124 89.3% | 0.871 1m30s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4127 89.4% | 0.871 1m29s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4128 89.5% | 0.872 1m28s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4143 89.6% | 0.872 1m27s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4148 89.7% | 0.871 1m26s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4152 89.8% | 0.871 1m25s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4155 89.9% | 0.872 1m25s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4163 90.0% | 0.874 1m24s | 8224.61 82485 n.a.%
Aug 02 20:23 | 4164 90.1% | 0.872 1m23s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4172 90.2% | 0.872 1m22s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4175 90.3% | 0.871 1m21s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4179 90.4% | 0.872 1m20s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4187 90.5% | 0.870 1m19s | 8262.43 82485 n.a.%
Aug 02 20:23 | 4199 90.6% | 0.872 1m18s | 8243.48 82485 n.a.%
Aug 02 20:23 | 4200 90.7% | 0.871 1m18s | 8252.94 82485 n.a.%
Aug 02 20:23 | 4203 90.8% | 0.910 1m20s | 7899.24 82485 n.a.%
2026-08-02 20:26:28 (38788): wrapper (7.24.26018): starting
2026-08-02 20:26:28 (38788): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-02 20:26:28 (38788): wrapper: created child process 36528
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
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 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.3
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2640 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=191613217 bit_min=76 bit_max=77 (79.87 GHz-days)
Starting trial factoring M191613217 from 2^76 to 2^77 (79.87 GHz-days)
k_min = 197162452853520
k_max = 394324905707910
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 4164
no factors found so far.
previous work took 782660 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 02 20:26 | 4172 90.2% | 0.865 1m21s | 8310.19 82485 n.a.%
Aug 02 20:26 | 4175 90.3% | 0.864 1m20s | 8319.80 82485 n.a.%
Aug 02 20:26 | 4179 90.4% | 0.864 1m19s | 8319.80 82485 n.a.%
Aug 02 20:26 | 4187 90.5% | 0.865 1m19s | 8310.19 82485 n.a.%
Aug 02 20:26 | 4199 90.6% | 0.867 1m18s | 8291.02 82485 n.a.%
Aug 02 20:26 | 4200 90.7% | 0.866 1m17s | 8300.59 82485 n.a.%
Aug 02 20:26 | 4203 90.8% | 0.865 1m16s | 8310.19 82485 n.a.%
Aug 02 20:26 | 4208 90.9% | 0.867 1m15s | 8291.02 82485 n.a.%
Aug 02 20:26 | 4212 91.0% | 0.865 1m14s | 8310.19 82485 n.a.%
Aug 02 20:26 | 4215 91.1% | 0.868 1m14s | 8281.46 82485 n.a.%
Aug 02 20:26 | 4220 91.2% | 0.866 1m13s | 8300.59 82485 n.a.%
Aug 02 20:26 | 4224 91.4% | 0.865 1m12s | 8310.19 82485 n.a.%
Aug 02 20:26 | 4227 91.5% | 0.866 1m11s | 8300.59 82485 n.a.%
Aug 02 20:26 | 4232 91.6% | 0.866 1m10s | 8300.59 82485 n.a.%
Aug 02 20:26 | 4235 91.7% | 0.867 1m09s | 8291.02 82485 n.a.%
Aug 02 20:26 | 4247 91.8% | 0.866 1m08s | 8300.59 82485 n.a.%
Aug 02 20:26 | 4248 91.9% | 0.867 1m08s | 8291.02 82485 n.a.%
Aug 02 20:26 | 4259 92.0% | 0.867 1m07s | 8291.02 82485 n.a.%
Aug 02 20:26 | 4260 92.1% | 0.868 1m06s | 8281.46 82485 n.a.%
Aug 02 20:26 | 4263 92.2% | 0.868 1m05s | 8281.46 82485 n.a.%
Aug 02 20:26 | 4268 92.3% | 0.870 1m04s | 8262.43 82485 n.a.%
Aug 02 20:26 | 4275 92.4% | 0.870 1m04s | 8262.43 82485 n.a.%
Aug 02 20:26 | 4280 92.5% | 0.872 1m03s | 8243.48 82485 n.a.%
Aug 02 20:26 | 4284 92.6% | 0.872 1m02s | 8243.48 82485 n.a.%
Aug 02 20:26 | 4287 92.7% | 0.871 1m01s | 8252.94 82485 n.a.%
Aug 02 20:26 | 4292 92.8% | 0.871 1m00s | 8252.94 82485 n.a.%
Aug 02 20:26 | 4295 92.9% | 0.872 0m59s | 8243.48 82485 n.a.%
Aug 02 20:26 | 4299 93.0% | 0.871 0m58s | 8252.94 82485 n.a.%
Aug 02 20:26 | 4304 93.1% | 0.871 0m57s | 8252.94 82485 n.a.%
Aug 02 20:26 | 4308 93.2% | 0.871 0m57s | 8252.94 82485 n.a.%
Aug 02 20:26 | 4319 93.3% | 0.873 0m56s | 8234.03 82485 n.a.%
Aug 02 20:26 | 4320 93.4% | 0.872 0m55s | 8243.48 82485 n.a.%
Aug 02 20:26 | 4323 93.5% | 0.872 0m54s | 8243.48 82485 n.a.%
Aug 02 20:26 | 4332 93.6% | 0.870 0m53s | 8262.43 82485 n.a.%
Aug 02 20:26 | 4340 93.8% | 0.872 0m52s | 8243.48 82485 n.a.%
Aug 02 20:27 | 4343 93.9% | 0.870 0m51s | 8262.43 82485 n.a.%
Aug 02 20:27 | 4344 94.0% | 0.871 0m51s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4347 94.1% | 0.870 0m50s | 8262.43 82485 n.a.%
Aug 02 20:27 | 4352 94.2% | 0.873 0m49s | 8234.03 82485 n.a.%
Aug 02 20:27 | 4355 94.3% | 0.871 0m48s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4359 94.4% | 0.873 0m47s | 8234.03 82485 n.a.%
Aug 02 20:27 | 4364 94.5% | 0.871 0m46s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4367 94.6% | 0.871 0m45s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4368 94.7% | 0.871 0m44s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4379 94.8% | 0.870 0m44s | 8262.43 82485 n.a.%
Aug 02 20:27 | 4380 94.9% | 0.871 0m43s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4383 95.0% | 0.870 0m42s | 8262.43 82485 n.a.%
Aug 02 20:27 | 4388 95.1% | 0.871 0m41s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4392 95.2% | 0.871 0m40s | 8252.94 82485 n.a.%
Aug 02 20:27 | 4395 95.3% | 0.873 0m39s | 8234.03 82485 n.a.%
Aug 02 20:27 | 4400 95.4% | 0.870 0m38s | 8262.43 82485 n.a.%
Aug 02 20:27 | 4403 95.5% | 0.882 0m38s | 8150.01 82485 n.a.%
2026-08-02 20:31:35 (36640): wrapper (7.24.26018): starting
2026-08-02 20:31:35 (36640): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-02 20:31:35 (36640): wrapper: created child process 28012
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
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 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.3
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2640 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=191613217 bit_min=76 bit_max=77 (79.87 GHz-days)
Starting trial factoring M191613217 from 2^76 to 2^77 (79.87 GHz-days)
k_min = 197162452853520
k_max = 394324905707910
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 4164
no factors found so far.
previous work took 782660 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 02 20:31 | 4172 90.2% | 0.865 1m21s | 8310.19 82485 n.a.%
Aug 02 20:31 | 4175 90.3% | 0.864 1m20s | 8319.80 82485 n.a.%
Aug 02 20:31 | 4179 90.4% | 0.863 1m19s | 8329.44 82485 n.a.%
Aug 02 20:31 | 4187 90.5% | 0.869 1m19s | 8271.93 82485 n.a.%
Aug 02 20:31 | 4199 90.6% | 0.865 1m18s | 8310.19 82485 n.a.%
Aug 02 20:31 | 4200 90.7% | 0.865 1m17s | 8310.19 82485 n.a.%
Aug 02 20:31 | 4203 90.8% | 0.866 1m16s | 8300.59 82485 n.a.%
Aug 02 20:31 | 4208 90.9% | 0.866 1m15s | 8300.59 82485 n.a.%
Aug 02 20:31 | 4212 91.0% | 0.866 1m14s | 8300.59 82485 n.a.%
Aug 02 20:31 | 4215 91.1% | 0.867 1m14s | 8291.02 82485 n.a.%
Aug 02 20:31 | 4220 91.2% | 0.875 1m14s | 8215.21 82485 n.a.%
Aug 02 20:31 | 4224 91.4% | 0.867 1m12s | 8291.02 82485 n.a.%
Aug 02 20:31 | 4227 91.5% | 0.867 1m11s | 8291.02 82485 n.a.%
Aug 02 20:31 | 4232 91.6% | 0.867 1m10s | 8291.02 82485 n.a.%
Aug 02 20:31 | 4235 91.7% | 0.866 1m09s | 8300.59 82485 n.a.%
Aug 02 20:31 | 4247 91.8% | 0.865 1m08s | 8310.19 82485 n.a.%
Aug 02 20:31 | 4248 91.9% | 0.873 1m08s | 8234.03 82485 n.a.%
Aug 02 20:31 | 4259 92.0% | 0.871 1m07s | 8252.94 82485 n.a.%
Aug 02 20:31 | 4260 92.1% | 0.870 1m06s | 8262.43 82485 n.a.%
Aug 02 20:31 | 4263 92.2% | 0.874 1m06s | 8224.61 82485 n.a.%
Aug 02 20:31 | 4268 92.3% | 0.870 1m04s | 8262.43 82485 n.a.%
Aug 02 20:31 | 4275 92.4% | 0.870 1m04s | 8262.43 82485 n.a.%
Aug 02 20:31 | 4280 92.5% | 0.875 1m03s | 8215.21 82485 n.a.%
Aug 02 20:31 | 4284 92.6% | 0.869 1m02s | 8271.93 82485 n.a.%
Aug 02 20:31 | 4287 92.7% | 0.870 1m01s | 8262.43 82485 n.a.%
Aug 02 20:31 | 4292 92.8% | 0.945 1m05s | 7606.68 82485 n.a.%
Aug 02 20:31 | 4295 92.9% | 0.869 0m59s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4299 93.0% | 0.869 0m58s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4304 93.1% | 0.870 0m57s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4308 93.2% | 0.870 0m57s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4319 93.3% | 0.868 0m56s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4320 93.4% | 0.868 0m55s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4323 93.5% | 0.867 0m54s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4332 93.6% | 0.868 0m53s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4340 93.8% | 0.868 0m52s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4343 93.9% | 0.866 0m51s | 8300.59 82485 n.a.%
Aug 02 20:32 | 4344 94.0% | 0.867 0m50s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4347 94.1% | 0.869 0m50s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4352 94.2% | 0.868 0m49s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4355 94.3% | 0.869 0m48s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4359 94.4% | 0.870 0m47s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4364 94.5% | 0.870 0m46s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4367 94.6% | 0.868 0m45s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4368 94.7% | 0.866 0m44s | 8300.59 82485 n.a.%
Aug 02 20:32 | 4379 94.8% | 0.867 0m43s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4380 94.9% | 0.871 0m43s | 8252.94 82485 n.a.%
Aug 02 20:32 | 4383 95.0% | 0.870 0m42s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4388 95.1% | 0.867 0m41s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4392 95.2% | 0.867 0m40s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4395 95.3% | 0.867 0m39s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4400 95.4% | 0.867 0m38s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4403 95.5% | 0.868 0m37s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4407 95.6% | 0.868 0m36s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4424 95.7% | 0.866 0m36s | 8300.59 82485 n.a.%
Aug 02 20:32 | 4427 95.8% | 0.870 0m35s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4428 95.9% | 0.870 0m34s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4439 96.0% | 0.867 0m33s | 8291.02 82485 n.a.%
Aug 02 20:32 | 4443 96.1% | 0.868 0m32s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4452 96.2% | 0.869 0m31s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4455 96.4% | 0.868 0m30s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4460 96.5% | 0.869 0m30s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4463 96.6% | 0.869 0m29s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4464 96.7% | 0.868 0m28s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4467 96.8% | 0.871 0m27s | 8252.94 82485 n.a.%
Aug 02 20:32 | 4472 96.9% | 0.871 0m26s | 8252.94 82485 n.a.%
Aug 02 20:32 | 4479 97.0% | 0.869 0m25s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4484 97.1% | 0.870 0m24s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4487 97.2% | 0.870 0m23s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4488 97.3% | 0.869 0m23s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4499 97.4% | 0.870 0m22s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4500 97.5% | 0.869 0m21s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4508 97.6% | 0.868 0m20s | 8281.46 82485 n.a.%
Aug 02 20:32 | 4512 97.7% | 0.871 0m19s | 8252.94 82485 n.a.%
Aug 02 20:32 | 4515 97.8% | 0.870 0m18s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4520 97.9% | 0.870 0m17s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4523 98.0% | 0.870 0m17s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4527 98.1% | 0.870 0m16s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4532 98.2% | 0.870 0m15s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4535 98.3% | 0.871 0m14s | 8252.94 82485 n.a.%
Aug 02 20:32 | 4539 98.4% | 0.872 0m13s | 8243.48 82485 n.a.%
Aug 02 20:32 | 4544 98.5% | 0.870 0m12s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4548 98.6% | 0.875 0m11s | 8215.21 82485 n.a.%
Aug 02 20:32 | 4560 98.8% | 0.870 0m10s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4563 98.9% | 0.870 0m10s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4568 99.0% | 0.870 0m09s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4572 99.1% | 0.869 0m08s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4575 99.2% | 0.870 0m07s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4583 99.3% | 0.870 0m06s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4584 99.4% | 0.870 0m05s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4592 99.5% | 0.870 0m04s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4595 99.6% | 0.872 0m03s | 8243.48 82485 n.a.%
Aug 02 20:32 | 4599 99.7% | 0.870 0m03s | 8262.43 82485 n.a.%
Aug 02 20:32 | 4604 99.8% | 0.869 0m02s | 8271.93 82485 n.a.%
Aug 02 20:32 | 4607 99.9% | 0.872 0m01s | 8243.48 82485 n.a.%
Aug 02 20:32 | 4619 100.0% | 0.871 0m00s | 8252.94 82485 n.a.%
no factor for M191613217 from 2^76 to 2^77
tf(): time spent since restart: 1m 22.680s
estimated total time spent: 13m 55.503s
ERROR: get_next_assignment(): no valid assignment found in "worktodo.txt"
2026-08-02 20:32:58 (36640): mfaktc-win-64.exe exited; CPU time 1.750000
2026-08-02 20:32:58 (36640): called boinc_finish(0)
</stderr_txt>
]]>
Main page · Your account · Message boards
Copyright © 2014-2026 BOINC Confederation / rebirther