Task 58707338
| Name | TF_76-77_180-198M_wu_30647_0 |
| Workunit | 52809134 |
| Created | 20 Aug 2026, 17:33:23 UTC |
| Sent | 29 Aug 2026, 8:01:25 UTC |
| Report deadline | 4 Sep 2026, 8:01:25 UTC |
| Received | 29 Aug 2026, 21:30:34 UTC |
| Server state | Over |
| Outcome | Success |
| Client state | Done |
| Exit status | 0 (0x0) |
| Computer ID | 256124 |
| Run time | 1 min 11 sec |
| CPU time | 1 sec |
| Validate state | Valid |
| Credit | 42,000.00 |
| Device peak FLOPS | 3,370.45 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 147.73 MB |
| Peak swap size | 361.14 MB |
| Peak disk usage | 5.04 MB |
Stderr output
<core_client_version>8.0.2</core_client_version>
<![CDATA[
<stderr_txt>
2501.46 82485 n.a.%
Aug 29 21:49 | 2044 44.3% | 2.786 24m51s | 2503.26 82485 n.a.%
Aug 29 21:49 | 2055 44.4% | 2.880 25m38s | 2421.55 82485 n.a.%
Aug 29 21:49 | 2059 44.5% | 2.822 25m04s | 2471.32 82485 n.a.%
Aug 29 21:50 | 2064 44.6% | 2.795 24m47s | 2495.19 82485 n.a.%
Aug 29 21:50 | 2068 44.7% | 2.789 24m41s | 2500.56 82485 n.a.%
Aug 29 21:50 | 2071 44.8% | 2.787 24m37s | 2502.36 82485 n.a.%
Aug 29 21:50 | 2076 44.9% | 2.790 24m36s | 2499.67 82485 n.a.%
Aug 29 21:50 | 2079 45.0% | 2.786 24m31s | 2503.26 82485 n.a.%
Aug 29 21:50 | 2080 45.1% | 2.790 24m30s | 2499.67 82485 n.a.%
Aug 29 21:50 | 2083 45.2% | 2.850 24m59s | 2447.04 82485 n.a.%
Aug 29 21:50 | 2088 45.3% | 2.790 24m25s | 2499.67 82485 n.a.%
Aug 29 21:50 | 2095 45.4% | 2.783 24m18s | 2505.95 82485 n.a.%
Aug 29 21:50 | 2100 45.5% | 2.784 24m16s | 2505.05 82485 n.a.%
Aug 29 21:50 | 2103 45.6% | 2.787 24m15s | 2502.36 82485 n.a.%
Aug 29 21:50 | 2104 45.7% | 2.787 24m12s | 2502.36 82485 n.a.%
Aug 29 21:50 | 2115 45.8% | 2.789 24m10s | 2500.56 82485 n.a.%
Aug 29 21:50 | 2116 45.9% | 2.787 24m06s | 2502.36 82485 n.a.%
Aug 29 21:50 | 2124 46.0% | 2.792 24m06s | 2497.88 82485 n.a.%
Aug 29 21:50 | 2128 46.1% | 2.787 24m01s | 2502.36 82485 n.a.%
Aug 29 21:50 | 2131 46.2% | 2.786 23m58s | 2503.26 82485 n.a.%
Aug 29 21:50 | 2136 46.4% | 2.789 23m56s | 2500.56 82485 n.a.%
Aug 29 21:50 | 2139 46.5% | 2.791 23m55s | 2498.77 82485 n.a.%
Aug 29 21:50 | 2143 46.6% | 2.783 23m48s | 2505.95 82485 n.a.%
Aug 29 21:50 | 2148 46.7% | 2.826 24m07s | 2467.82 82485 n.a.%
Aug 29 21:51 | 2155 46.8% | 23.347 3h18m | 298.71 82485 n.a.%
Aug 29 21:51 | 2160 46.9% | 2.794 23m45s | 2496.09 82485 n.a.%
Aug 29 21:51 | 2163 47.0% | 2.791 23m41s | 2498.77 82485 n.a.%
2026-08-29 22:07:11 (32436): wrapper (7.24.26018): starting
2026-08-29 22:07:11 (32436): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-29 22:07:11 (32436): wrapper: created child process 36976
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2104
no factors found so far.
previous work took 1354491 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 29 22:07 | 2115 45.8% | 2.758 23m54s | 2528.67 82485 n.a.%
Aug 29 22:07 | 2116 45.9% | 2.720 23m32s | 2564.00 82485 n.a.%
Aug 29 22:07 | 2124 46.0% | 2.742 23m40s | 2543.42 82485 n.a.%
Aug 29 22:07 | 2128 46.1% | 2.736 23m35s | 2549.00 82485 n.a.%
Aug 29 22:07 | 2131 46.2% | 2.732 23m30s | 2552.73 82485 n.a.%
Aug 29 22:07 | 2136 46.4% | 2.754 23m38s | 2532.34 82485 n.a.%
Aug 29 22:07 | 2139 46.5% | 2.732 23m24s | 2552.73 82485 n.a.%
Aug 29 22:07 | 2143 46.6% | 2.755 23m33s | 2531.42 82485 n.a.%
Aug 29 22:07 | 2148 46.7% | 2.729 23m17s | 2555.54 82485 n.a.%
Aug 29 22:07 | 2155 46.8% | 2.754 23m27s | 2532.34 82485 n.a.%
Aug 29 22:07 | 2160 46.9% | 2.731 23m13s | 2553.67 82485 n.a.%
Aug 29 22:07 | 2163 47.0% | 2.756 23m23s | 2530.50 82485 n.a.%
Aug 29 22:07 | 2164 47.1% | 2.738 23m11s | 2547.14 82485 n.a.%
Aug 29 22:07 | 2176 47.2% | 2.753 23m16s | 2533.26 82485 n.a.%
Aug 29 22:07 | 2179 47.3% | 2.737 23m05s | 2548.07 82485 n.a.%
Aug 29 22:07 | 2188 47.4% | 2.769 23m18s | 2518.62 82485 n.a.%
Aug 29 22:07 | 2191 47.5% | 2.766 23m14s | 2521.36 82485 n.a.%
Aug 29 22:08 | 2199 47.6% | 2.733 22m55s | 2551.80 82485 n.a.%
Aug 29 22:08 | 2200 47.7% | 2.755 23m03s | 2531.42 82485 n.a.%
Aug 29 22:08 | 2208 47.8% | 2.736 22m51s | 2549.00 82485 n.a.%
Aug 29 22:08 | 2211 47.9% | 2.751 22m56s | 2535.10 82485 n.a.%
Aug 29 22:08 | 2215 48.0% | 2.822 23m28s | 2471.32 82485 n.a.%
Aug 29 22:08 | 2220 48.1% | 2.976 24m42s | 2343.44 82485 n.a.%
Aug 29 22:08 | 2223 48.2% | 2.736 22m40s | 2549.00 82485 n.a.%
Aug 29 22:08 | 2235 48.3% | 2.756 22m47s | 2530.50 82485 n.a.%
Aug 29 22:08 | 2236 48.4% | 2.735 22m34s | 2549.93 82485 n.a.%
Aug 29 22:08 | 2244 48.5% | 2.757 22m42s | 2529.59 82485 n.a.%
Aug 29 22:08 | 2248 48.6% | 2.738 22m30s | 2547.14 82485 n.a.%
Aug 29 22:08 | 2251 48.8% | 2.729 22m23s | 2555.54 82485 n.a.%
Aug 29 22:08 | 2256 48.9% | 2.758 22m34s | 2528.67 82485 n.a.%
Aug 29 22:08 | 2260 49.0% | 2.740 22m23s | 2545.28 82485 n.a.%
Aug 29 22:08 | 2263 49.1% | 2.758 22m29s | 2528.67 82485 n.a.%
Aug 29 22:08 | 2268 49.2% | 2.741 22m18s | 2544.35 82485 n.a.%
Aug 29 22:08 | 2271 49.3% | 2.757 22m23s | 2529.59 82485 n.a.%
Aug 29 22:08 | 2275 49.4% | 2.734 22m09s | 2550.87 82485 n.a.%
Aug 29 22:08 | 2284 49.5% | 2.755 22m16s | 2531.42 82485 n.a.%
Aug 29 22:08 | 2295 49.6% | 2.768 22m20s | 2519.53 82485 n.a.%
Aug 29 22:08 | 2296 49.7% | 2.817 22m41s | 2475.71 82485 n.a.%
Aug 29 22:08 | 2299 49.8% | 3.039 24m25s | 2294.86 82485 n.a.%
Aug 29 22:09 | 2304 49.9% | 2.773 22m14s | 2514.99 82485 n.a.%
Aug 29 22:09 | 2311 50.0% | 2.732 21m51s | 2552.73 82485 n.a.%
Aug 29 22:09 | 2319 50.1% | 2.838 22m39s | 2457.39 82485 n.a.%
Aug 29 22:09 | 2320 50.2% | 2.754 21m56s | 2532.34 82485 n.a.%
Aug 29 22:09 | 2323 50.3% | 2.723 21m39s | 2561.17 82485 n.a.%
Aug 29 22:09 | 2328 50.4% | 2.726 21m38s | 2558.35 82485 n.a.%
Aug 29 22:09 | 2331 50.5% | 2.721 21m32s | 2563.05 82485 n.a.%
Aug 29 22:09 | 2335 50.6% | 2.740 21m39s | 2545.28 82485 n.a.%
Aug 29 22:09 | 2340 50.7% | 2.728 21m30s | 2556.48 82485 n.a.%
Aug 29 22:09 | 2344 50.8% | 2.738 21m32s | 2547.14 82485 n.a.%
Aug 29 22:09 | 2355 50.9% | 2.730 21m26s | 2554.60 82485 n.a.%
Aug 29 22:09 | 2356 51.0% | 2.733 21m25s | 2551.80 82485 n.a.%
Aug 29 22:09 | 2359 51.1% | 2.720 21m16s | 2564.00 82485 n.a.%
Aug 29 22:09 | 2368 51.2% | 2.730 21m18s | 2554.60 82485 n.a.%
Aug 29 22:09 | 2376 51.4% | 2.727 21m14s | 2557.41 82485 n.a.%
Aug 29 22:09 | 2379 51.5% | 2.722 21m08s | 2562.11 82485 n.a.%
Aug 29 22:09 | 2380 51.6% | 2.740 21m14s | 2545.28 82485 n.a.%
Aug 29 22:09 | 2383 51.7% | 2.722 21m03s | 2562.11 82485 n.a.%
Aug 29 22:09 | 2388 51.8% | 2.734 21m06s | 2550.87 82485 n.a.%
Aug 29 22:09 | 2391 51.9% | 2.724 20m58s | 2560.23 82485 n.a.%
Aug 29 22:09 | 2395 52.0% | 2.766 21m15s | 2521.36 82485 n.a.%
Aug 29 22:10 | 2400 52.1% | 2.724 20m53s | 2560.23 82485 n.a.%
Aug 29 22:10 | 2403 52.2% | 2.741 20m58s | 2544.35 82485 n.a.%
Aug 29 22:10 | 2416 52.3% | 2.730 20m50s | 2554.60 82485 n.a.%
Aug 29 22:10 | 2419 52.4% | 2.732 20m49s | 2552.73 82485 n.a.%
Aug 29 22:10 | 2424 52.5% | 2.722 20m41s | 2562.11 82485 n.a.%
Aug 29 22:10 | 2428 52.6% | 2.726 20m40s | 2558.35 82485 n.a.%
Aug 29 22:10 | 2431 52.7% | 2.736 20m42s | 2549.00 82485 n.a.%
Aug 29 22:10 | 2436 52.8% | 2.738 20m40s | 2547.14 82485 n.a.%
Aug 29 22:10 | 2439 52.9% | 2.733 20m35s | 2551.80 82485 n.a.%
Aug 29 22:10 | 2440 53.0% | 2.722 20m28s | 2562.11 82485 n.a.%
Aug 29 22:10 | 2443 53.1% | 2.734 20m30s | 2550.87 82485 n.a.%
Aug 29 22:10 | 2451 53.2% | 2.721 20m22s | 2563.05 82485 n.a.%
Aug 29 22:10 | 2460 53.3% | 2.732 20m24s | 2552.73 82485 n.a.%
Aug 29 22:10 | 2463 53.4% | 2.722 20m17s | 2562.11 82485 n.a.%
Aug 29 22:10 | 2464 53.5% | 2.742 20m23s | 2543.42 82485 n.a.%
Aug 29 22:10 | 2475 53.6% | 2.723 20m12s | 2561.17 82485 n.a.%
Aug 29 22:10 | 2479 53.8% | 2.726 20m10s | 2558.35 82485 n.a.%
Aug 29 22:10 | 2484 53.9% | 2.741 20m14s | 2544.35 82485 n.a.%
Aug 29 22:10 | 2488 54.0% | 2.723 20m04s | 2561.17 82485 n.a.%
Aug 29 22:10 | 2491 54.1% | 2.734 20m06s | 2550.87 82485 n.a.%
Aug 29 22:10 | 2496 54.2% | 2.725 19m59s | 2559.29 82485 n.a.%
Aug 29 22:10 | 2499 54.3% | 2.755 20m09s | 2531.42 82485 n.a.%
Aug 29 22:11 | 2500 54.4% | 2.724 19m53s | 2560.23 82485 n.a.%
Aug 29 22:11 | 2508 54.5% | 2.735 19m55s | 2549.93 82485 n.a.%
Aug 29 22:11 | 2515 54.6% | 2.728 19m49s | 2556.48 82485 n.a.%
Aug 29 22:11 | 2520 54.7% | 2.737 19m51s | 2548.07 82485 n.a.%
Aug 29 22:11 | 2523 54.8% | 2.723 19m42s | 2561.17 82485 n.a.%
Aug 29 22:11 | 2524 54.9% | 2.725 19m40s | 2559.29 82485 n.a.%
Aug 29 22:11 | 2535 55.0% | 2.737 19m42s | 2548.07 82485 n.a.%
Aug 29 22:11 | 2544 55.1% | 2.722 19m33s | 2562.11 82485 n.a.%
Aug 29 22:11 | 2548 55.2% | 2.735 19m36s | 2549.93 82485 n.a.%
Aug 29 22:11 | 2551 55.3% | 2.723 19m28s | 2561.17 82485 n.a.%
Aug 29 22:11 | 2556 55.4% | 2.732 19m29s | 2552.73 82485 n.a.%
Aug 29 22:11 | 2559 55.5% | 2.722 19m22s | 2562.11 82485 n.a.%
Aug 29 22:11 | 2563 55.6% | 2.741 19m28s | 2544.35 82485 n.a.%
Aug 29 22:11 | 2568 55.7% | 2.733 19m22s | 2551.80 82485 n.a.%
Aug 29 22:11 | 2571 55.8% | 2.735 19m20s | 2549.93 82485 n.a.%
Aug 29 22:11 | 2575 55.9% | 2.722 19m11s | 2562.11 82485 n.a.%
Aug 29 22:11 | 2583 56.0% | 2.726 19m10s | 2558.35 82485 n.a.%
Aug 29 22:11 | 2584 56.1% | 2.736 19m12s | 2549.00 82485 n.a.%
Aug 29 22:11 | 2596 56.2% | 2.724 19m04s | 2560.23 82485 n.a.%
Aug 29 22:11 | 2599 56.4% | 2.731 19m04s | 2553.67 82485 n.a.%
Aug 29 22:11 | 2604 56.5% | 2.723 18m58s | 2561.17 82485 n.a.%
Aug 29 22:11 | 2608 56.6% | 2.796 19m26s | 2494.30 82485 n.a.%
Aug 29 22:12 | 2611 56.7% | 2.723 18m53s | 2561.17 82485 n.a.%
Aug 29 22:12 | 2619 56.8% | 2.739 18m57s | 2546.21 82485 n.a.%
Aug 29 22:12 | 2620 56.9% | 2.724 18m48s | 2560.23 82485 n.a.%
Aug 29 22:12 | 2628 57.0% | 2.734 18m49s | 2550.87 82485 n.a.%
Aug 29 22:12 | 2631 57.1% | 2.724 18m42s | 2560.23 82485 n.a.%
Aug 29 22:12 | 2640 57.2% | 2.722 18m39s | 2562.11 82485 n.a.%
Aug 29 22:12 | 2643 57.3% | 2.737 18m42s | 2548.07 82485 n.a.%
Aug 29 22:12 | 2655 57.4% | 2.725 18m35s | 2559.29 82485 n.a.%
Aug 29 22:12 | 2656 57.5% | 2.735 18m36s | 2549.93 82485 n.a.%
Aug 29 22:12 | 2659 57.6% | 2.726 18m29s | 2558.35 82485 n.a.%
Aug 29 22:12 | 2664 57.7% | 2.739 18m32s | 2546.21 82485 n.a.%
Aug 29 22:12 | 2671 57.8% | 2.722 18m22s | 2562.11 82485 n.a.%
Aug 29 22:12 | 2676 57.9% | 2.736 18m25s | 2549.00 82485 n.a.%
Aug 29 22:12 | 2680 58.0% | 2.726 18m19s | 2558.35 82485 n.a.%
Aug 29 22:12 | 2683 58.1% | 23.481 2h37m | 297.01 82485 n.a.%
Aug 29 22:13 | 2688 58.2% | 2.751 18m23s | 2535.10 82485 n.a.%
Aug 29 22:13 | 2691 58.3% | 2.873 19m09s | 2427.45 82485 n.a.%
Aug 29 22:13 | 2695 58.4% | 2.722 18m06s | 2562.11 82485 n.a.%
Aug 29 22:13 | 2703 58.5% | 2.737 18m09s | 2548.07 82485 n.a.%
Aug 29 22:13 | 2704 58.6% | 2.723 18m01s | 2561.17 82485 n.a.%
Aug 29 22:13 | 2715 58.8% | 2.734 18m03s | 2550.87 82485 n.a.%
Aug 29 22:13 | 2716 58.9% | 2.720 17m54s | 2564.00 82485 n.a.%
Aug 29 22:13 | 2719 59.0% | 2.732 17m56s | 2552.73 82485 n.a.%
Aug 29 22:13 | 2724 59.1% | 2.723 17m50s | 2561.17 82485 n.a.%
Aug 29 22:13 | 2731 59.2% | 2.736 17m53s | 2549.00 82485 n.a.%
Aug 29 22:13 | 2736 59.3% | 2.719 17m43s | 2564.94 82485 n.a.%
Aug 29 22:13 | 2739 59.4% | 2.729 17m44s | 2555.54 82485 n.a.%
Aug 29 22:13 | 2740 59.5% | 2.727 17m41s | 2557.41 82485 n.a.%
Aug 29 22:13 | 2743 59.6% | 2.723 17m37s | 2561.17 82485 n.a.%
Aug 29 22:13 | 2748 59.7% | 2.733 17m38s | 2551.80 82485 n.a.%
Aug 29 22:13 | 2751 59.8% | 2.736 17m36s | 2549.00 82485 n.a.%
Aug 29 22:13 | 2755 59.9% | 2.744 17m36s | 2541.57 82485 n.a.%
Aug 29 22:13 | 2760 60.0% | 2.723 17m26s | 2561.17 82485 n.a.%
Aug 29 22:13 | 2764 60.1% | 2.732 17m26s | 2552.73 82485 n.a.%
Aug 29 22:13 | 2775 60.2% | 2.727 17m22s | 2557.41 82485 n.a.%
Aug 29 22:13 | 2776 60.3% | 2.893 18m22s | 2410.67 82485 n.a.%
Aug 29 22:13 | 2779 60.4% | 2.733 17m19s | 2551.80 82485 n.a.%
Aug 29 22:14 | 2788 60.5% | 2.732 17m15s | 2552.73 82485 n.a.%
Aug 29 22:14 | 2796 60.6% | 2.720 17m08s | 2564.00 82485 n.a.%
Aug 29 22:14 | 2799 60.7% | 2.728 17m08s | 2556.48 82485 n.a.%
2026-08-29 23:34:43 (2444): wrapper (7.24.26018): starting
2026-08-29 23:34:43 (2444): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-29 23:34:43 (2444): wrapper: created child process 26052
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2715
no factors found so far.
previous work took 1718190 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 29 23:34 | 2716 58.9% | 2.752 18m07s | 2534.18 82485 n.a.%
Aug 29 23:34 | 2719 59.0% | 2.756 18m06s | 2530.50 82485 n.a.%
Aug 29 23:34 | 2724 59.1% | 2.751 18m01s | 2535.10 82485 n.a.%
Aug 29 23:34 | 2731 59.2% | 2.799 18m17s | 2491.63 82485 n.a.%
Aug 29 23:34 | 2736 59.3% | 2.753 17m56s | 2533.26 82485 n.a.%
Aug 29 23:35 | 2739 59.4% | 2.766 17m59s | 2521.36 82485 n.a.%
Aug 29 23:35 | 2740 59.5% | 2.754 17m51s | 2532.34 82485 n.a.%
Aug 29 23:35 | 2743 59.6% | 2.765 17m53s | 2522.27 82485 n.a.%
Aug 29 23:35 | 2748 59.7% | 2.752 17m45s | 2534.18 82485 n.a.%
Aug 29 23:35 | 2751 59.8% | 2.767 17m48s | 2520.44 82485 n.a.%
Aug 29 23:35 | 2755 59.9% | 2.751 17m39s | 2535.10 82485 n.a.%
Aug 29 23:35 | 2760 60.0% | 2.765 17m42s | 2522.27 82485 n.a.%
Aug 29 23:35 | 2764 60.1% | 2.845 18m10s | 2451.34 82485 n.a.%
Aug 29 23:35 | 2775 60.2% | 2.751 17m31s | 2535.10 82485 n.a.%
Aug 29 23:35 | 2776 60.3% | 2.766 17m34s | 2521.36 82485 n.a.%
Aug 29 23:35 | 2779 60.4% | 2.751 17m25s | 2535.10 82485 n.a.%
Aug 29 23:35 | 2788 60.5% | 2.765 17m28s | 2522.27 82485 n.a.%
Aug 29 23:35 | 2796 60.6% | 2.785 17m33s | 2504.15 82485 n.a.%
Aug 29 23:35 | 2799 60.7% | 2.775 17m26s | 2513.18 82485 n.a.%
Aug 29 23:35 | 2803 60.8% | 2.750 17m14s | 2536.03 82485 n.a.%
Aug 29 23:35 | 2808 60.9% | 2.764 17m17s | 2523.18 82485 n.a.%
Aug 29 23:35 | 2815 61.0% | 2.755 17m10s | 2531.42 82485 n.a.%
Aug 29 23:35 | 2820 61.1% | 2.770 17m13s | 2517.71 82485 n.a.%
Aug 29 23:35 | 2823 61.2% | 2.750 17m03s | 2536.03 82485 n.a.%
Aug 29 23:35 | 2824 61.4% | 2.767 17m07s | 2520.44 82485 n.a.%
Aug 29 23:35 | 2835 61.5% | 2.769 17m05s | 2518.62 82485 n.a.%
Aug 29 23:35 | 2836 61.6% | 2.872 17m40s | 2428.30 82485 n.a.%
Aug 29 23:36 | 2839 61.7% | 2.764 16m57s | 2523.18 82485 n.a.%
Aug 29 23:36 | 2848 61.8% | 2.753 16m50s | 2533.26 82485 n.a.%
Aug 29 23:36 | 2851 61.9% | 2.765 16m52s | 2522.27 82485 n.a.%
2026-08-29 23:39:24 (25432): wrapper (7.24.26018): starting
2026-08-29 23:39:25 (25432): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-29 23:39:25 (25432): wrapper: created child process 35664
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2815
no factors found so far.
previous work took 1779028 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 29 23:39 | 2820 61.1% | 2.757 17m08s | 2529.59 82485 n.a.%
Aug 29 23:39 | 2823 61.2% | 2.771 17m11s | 2516.81 82485 n.a.%
Aug 29 23:39 | 2824 61.4% | 2.754 17m02s | 2532.34 82485 n.a.%
Aug 29 23:39 | 2835 61.5% | 2.767 17m04s | 2520.44 82485 n.a.%
Aug 29 23:39 | 2836 61.6% | 2.754 16m56s | 2532.34 82485 n.a.%
Aug 29 23:39 | 2839 61.7% | 2.772 17m00s | 2515.90 82485 n.a.%
Aug 29 23:39 | 2848 61.8% | 2.752 16m50s | 2534.18 82485 n.a.%
Aug 29 23:39 | 2851 61.9% | 2.764 16m52s | 2523.18 82485 n.a.%
Aug 29 23:39 | 2856 62.0% | 2.748 16m43s | 2537.87 82485 n.a.%
Aug 29 23:39 | 2859 62.1% | 2.752 16m42s | 2534.18 82485 n.a.%
Aug 29 23:39 | 2860 62.2% | 2.828 17m07s | 2466.08 82485 n.a.%
Aug 29 23:39 | 2863 62.3% | 2.751 16m36s | 2535.10 82485 n.a.%
Aug 29 23:40 | 2871 62.4% | 2.761 16m37s | 2525.92 82485 n.a.%
Aug 29 23:40 | 2880 62.5% | 2.751 16m30s | 2535.10 82485 n.a.%
Aug 29 23:40 | 2883 62.6% | 2.763 16m32s | 2524.09 82485 n.a.%
Aug 29 23:40 | 2884 62.7% | 2.755 16m26s | 2531.42 82485 n.a.%
Aug 29 23:40 | 2895 62.8% | 2.782 16m33s | 2506.85 82485 n.a.%
Aug 29 23:40 | 2904 62.9% | 2.748 16m18s | 2537.87 82485 n.a.%
Aug 29 23:40 | 2908 63.0% | 2.757 16m19s | 2529.59 82485 n.a.%
Aug 29 23:40 | 2911 63.1% | 2.743 16m11s | 2542.50 82485 n.a.%
Aug 29 23:40 | 2916 63.2% | 2.762 16m15s | 2525.01 82485 n.a.%
Aug 29 23:40 | 2919 63.3% | 2.854 16m45s | 2443.61 82485 n.a.%
Aug 29 23:40 | 2920 63.4% | 2.868 16m47s | 2431.68 82485 n.a.%
Aug 29 23:40 | 2923 63.5% | 2.762 16m07s | 2525.01 82485 n.a.%
Aug 29 23:40 | 2928 63.6% | 2.749 15m59s | 2536.95 82485 n.a.%
Aug 29 23:40 | 2935 63.8% | 2.767 16m03s | 2520.44 82485 n.a.%
Aug 29 23:40 | 2940 63.9% | 2.752 15m55s | 2534.18 82485 n.a.%
Aug 29 23:40 | 2944 64.0% | 2.763 15m56s | 2524.09 82485 n.a.%
Aug 29 23:40 | 2955 64.1% | 2.751 15m49s | 2535.10 82485 n.a.%
Aug 29 23:40 | 2956 64.2% | 2.765 15m51s | 2522.27 82485 n.a.%
Aug 29 23:40 | 2964 64.3% | 2.751 15m44s | 2535.10 82485 n.a.%
Aug 29 23:40 | 2968 64.4% | 2.765 15m46s | 2522.27 82485 n.a.%
Aug 29 23:40 | 2971 64.5% | 2.809 15m58s | 2482.76 82485 n.a.%
Aug 29 23:41 | 2979 64.6% | 2.769 15m41s | 2518.62 82485 n.a.%
Aug 29 23:41 | 2983 64.7% | 2.753 15m33s | 2533.26 82485 n.a.%
Aug 29 23:41 | 2988 64.8% | 2.756 15m32s | 2530.50 82485 n.a.%
Aug 29 23:41 | 2991 64.9% | 2.762 15m31s | 2525.01 82485 n.a.%
Aug 29 23:41 | 2995 65.0% | 2.750 15m24s | 2536.03 82485 n.a.%
Aug 29 23:41 | 3000 65.1% | 2.766 15m27s | 2521.36 82485 n.a.%
Aug 29 23:41 | 3003 65.2% | 2.751 15m19s | 2535.10 82485 n.a.%
Aug 29 23:41 | 3004 65.3% | 2.765 15m21s | 2522.27 82485 n.a.%
Aug 29 23:41 | 3016 65.4% | 2.782 15m24s | 2506.85 82485 n.a.%
Aug 29 23:41 | 3019 65.5% | 2.785 15m22s | 2504.15 82485 n.a.%
Aug 29 23:41 | 3024 65.6% | 2.752 15m08s | 2534.18 82485 n.a.%
Aug 29 23:41 | 3028 65.7% | 2.756 15m07s | 2530.50 82485 n.a.%
Aug 29 23:41 | 3039 65.8% | 2.751 15m02s | 2535.10 82485 n.a.%
Aug 29 23:41 | 3040 65.9% | 2.760 15m03s | 2526.84 82485 n.a.%
Aug 29 23:41 | 3048 66.0% | 2.757 14m59s | 2529.59 82485 n.a.%
Aug 29 23:41 | 3051 66.1% | 2.753 14m55s | 2533.26 82485 n.a.%
Aug 29 23:41 | 3055 66.2% | 2.774 14m59s | 2514.08 82485 n.a.%
Aug 29 23:41 | 3060 66.4% | 2.752 14m49s | 2534.18 82485 n.a.%
Aug 29 23:41 | 3063 66.5% | 2.761 14m49s | 2525.92 82485 n.a.%
Aug 29 23:41 | 3076 66.6% | 2.756 14m45s | 2530.50 82485 n.a.%
Aug 29 23:41 | 3079 66.7% | 2.787 14m52s | 2502.36 82485 n.a.%
Aug 29 23:41 | 3084 66.8% | 2.798 14m53s | 2492.52 82485 n.a.%
Aug 29 23:42 | 3088 66.9% | 2.760 14m38s | 2526.84 82485 n.a.%
Aug 29 23:42 | 3091 67.0% | 2.749 14m31s | 2536.95 82485 n.a.%
Aug 29 23:42 | 3096 67.1% | 2.759 14m32s | 2527.75 82485 n.a.%
Aug 29 23:42 | 3100 67.2% | 2.751 14m27s | 2535.10 82485 n.a.%
Aug 29 23:42 | 3103 67.3% | 2.768 14m29s | 2519.53 82485 n.a.%
Aug 29 23:42 | 3111 67.4% | 2.757 14m23s | 2529.59 82485 n.a.%
Aug 29 23:42 | 3115 67.5% | 2.753 14m19s | 2533.26 82485 n.a.%
Aug 29 23:42 | 3123 67.6% | 2.765 14m20s | 2522.27 82485 n.a.%
Aug 29 23:42 | 3124 67.7% | 2.752 14m13s | 2534.18 82485 n.a.%
Aug 29 23:42 | 3135 67.8% | 2.762 14m13s | 2525.01 82485 n.a.%
Aug 29 23:42 | 3136 67.9% | 2.751 14m07s | 2535.10 82485 n.a.%
Aug 29 23:42 | 3139 68.0% | 2.765 14m09s | 2522.27 82485 n.a.%
Aug 29 23:42 | 3144 68.1% | 2.748 14m01s | 2537.87 82485 n.a.%
Aug 29 23:42 | 3151 68.2% | 2.763 14m03s | 2524.09 82485 n.a.%
Aug 29 23:42 | 3156 68.3% | 2.754 13m57s | 2532.34 82485 n.a.%
Aug 29 23:42 | 3159 68.4% | 2.766 13m58s | 2521.36 82485 n.a.%
Aug 29 23:42 | 3160 68.5% | 2.748 13m50s | 2537.87 82485 n.a.%
2026-08-30 08:49:47 (25892): wrapper (7.24.26018): starting
2026-08-30 08:49:47 (25892): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-30 08:49:47 (25892): wrapper: created child process 20604
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3136
no factors found so far.
previous work took 1961499 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 30 08:49 | 3139 68.0% | 3.365 17m13s | 2072.53 82485 n.a.%
Aug 30 08:49 | 3144 68.1% | 3.365 17m10s | 2072.53 82485 n.a.%
Aug 30 08:49 | 3151 68.2% | 3.350 17m02s | 2081.81 82485 n.a.%
Aug 30 08:50 | 3156 68.3% | 3.378 17m07s | 2064.56 82485 n.a.%
Aug 30 08:50 | 3159 68.4% | 3.389 17m07s | 2057.85 82485 n.a.%
Aug 30 08:50 | 3160 68.5% | 3.369 16m57s | 2070.07 82485 n.a.%
Aug 30 08:50 | 3168 68.6% | 3.368 16m54s | 2070.69 82485 n.a.%
Aug 30 08:50 | 3171 68.8% | 3.388 16m56s | 2058.46 82485 n.a.%
Aug 30 08:50 | 3175 68.9% | 3.445 17m10s | 2024.40 82485 n.a.%
Aug 30 08:50 | 3180 69.0% | 3.386 16m49s | 2059.68 82485 n.a.%
Aug 30 08:50 | 3184 69.1% | 3.381 16m44s | 2062.72 82485 n.a.%
Aug 30 08:50 | 3195 69.2% | 3.368 16m37s | 2070.69 82485 n.a.%
Aug 30 08:50 | 3199 69.3% | 3.401 16m43s | 2050.59 82485 n.a.%
Aug 30 08:50 | 3208 69.4% | 3.367 16m30s | 2071.30 82485 n.a.%
Aug 30 08:50 | 3216 69.5% | 3.381 16m31s | 2062.72 82485 n.a.%
Aug 30 08:50 | 3219 69.6% | 3.396 16m32s | 2053.61 82485 n.a.%
Aug 30 08:50 | 3220 69.7% | 3.378 16m23s | 2064.56 82485 n.a.%
Aug 30 08:50 | 3223 69.8% | 3.375 16m19s | 2066.39 82485 n.a.%
Aug 30 08:50 | 3228 69.9% | 3.373 16m15s | 2067.62 82485 n.a.%
Aug 30 08:50 | 3231 70.0% | 3.360 16m08s | 2075.62 82485 n.a.%
Aug 30 08:50 | 3235 70.1% | 3.379 16m10s | 2063.94 82485 n.a.%
Aug 30 08:51 | 3243 70.2% | 3.366 16m03s | 2071.92 82485 n.a.%
Aug 30 08:51 | 3244 70.3% | 3.387 16m05s | 2059.07 82485 n.a.%
Aug 30 08:51 | 3255 70.4% | 3.377 15m59s | 2065.17 82485 n.a.%
Aug 30 08:51 | 3256 70.5% | 3.380 15m57s | 2063.33 82485 n.a.%
Aug 30 08:51 | 3259 70.6% | 3.369 15m50s | 2070.07 82485 n.a.%
Aug 30 08:51 | 3264 70.7% | 3.381 15m50s | 2062.72 82485 n.a.%
Aug 30 08:51 | 3268 70.8% | 3.370 15m44s | 2069.46 82485 n.a.%
Aug 30 08:51 | 3271 70.9% | 3.379 15m43s | 2063.94 82485 n.a.%
Aug 30 08:51 | 3276 71.0% | 3.376 15m39s | 2065.78 82485 n.a.%
Aug 30 08:51 | 3279 71.1% | 3.369 15m33s | 2070.07 82485 n.a.%
Aug 30 08:51 | 3280 71.2% | 3.375 15m32s | 2066.39 82485 n.a.%
Aug 30 08:51 | 3283 71.4% | 3.373 15m28s | 2067.62 82485 n.a.%
Aug 30 08:51 | 3291 71.5% | 3.384 15m27s | 2060.90 82485 n.a.%
Aug 30 08:51 | 3300 71.6% | 3.372 15m21s | 2068.23 82485 n.a.%
Aug 30 08:51 | 3303 71.7% | 3.375 15m18s | 2066.39 82485 n.a.%
Aug 30 08:51 | 3304 71.8% | 3.366 15m12s | 2071.92 82485 n.a.%
Aug 30 08:51 | 3315 71.9% | 3.371 15m10s | 2068.84 82485 n.a.%
Aug 30 08:52 | 3319 72.0% | 3.464 15m32s | 2013.30 82485 n.a.%
Aug 30 08:52 | 3324 72.1% | 3.378 15m05s | 2064.56 82485 n.a.%
Aug 30 08:52 | 3331 72.2% | 3.415 15m12s | 2042.19 82485 n.a.%
Aug 30 08:52 | 3336 72.3% | 3.388 15m01s | 2058.46 82485 n.a.%
Aug 30 08:52 | 3340 72.4% | 3.382 14m56s | 2062.11 82485 n.a.%
Aug 30 08:52 | 3343 72.5% | 3.373 14m50s | 2067.62 82485 n.a.%
Aug 30 08:52 | 3348 72.6% | 3.371 14m47s | 2068.84 82485 n.a.%
Aug 30 08:52 | 3355 72.7% | 3.372 14m43s | 2068.23 82485 n.a.%
Aug 30 08:52 | 3360 72.8% | 3.371 14m40s | 2068.84 82485 n.a.%
Aug 30 08:52 | 3363 72.9% | 3.372 14m37s | 2068.23 82485 n.a.%
Aug 30 08:52 | 3364 73.0% | 3.373 14m34s | 2067.62 82485 n.a.%
Aug 30 08:52 | 3375 73.1% | 3.362 14m27s | 2074.38 82485 n.a.%
Aug 30 08:52 | 3376 73.2% | 3.390 14m31s | 2057.25 82485 n.a.%
Aug 30 08:52 | 3384 73.3% | 3.370 14m23s | 2069.46 82485 n.a.%
Aug 30 08:52 | 3388 73.4% | 3.376 14m21s | 2065.78 82485 n.a.%
Aug 30 08:52 | 3391 73.5% | 3.378 14m18s | 2064.56 82485 n.a.%
Aug 30 08:52 | 3396 73.6% | 3.371 14m13s | 2068.84 82485 n.a.%
Aug 30 08:52 | 3399 73.8% | 3.358 14m06s | 2076.85 82485 n.a.%
Aug 30 08:53 | 3403 73.9% | 3.377 14m08s | 2065.17 82485 n.a.%
Aug 30 08:53 | 3408 74.0% | 3.382 14m06s | 2062.11 82485 n.a.%
Aug 30 08:53 | 3411 74.1% | 3.355 13m55s | 2078.71 82485 n.a.%
Aug 30 08:53 | 3415 74.2% | 3.368 13m55s | 2070.69 82485 n.a.%
Aug 30 08:53 | 3420 74.3% | 3.385 13m56s | 2060.29 82485 n.a.%
Aug 30 08:53 | 3423 74.4% | 3.372 13m50s | 2068.23 82485 n.a.%
Aug 30 08:53 | 3424 74.5% | 3.368 13m45s | 2070.69 82485 n.a.%
Aug 30 08:53 | 3436 74.6% | 3.381 13m45s | 2062.72 82485 n.a.%
Aug 30 08:53 | 3439 74.7% | 3.369 13m39s | 2070.07 82485 n.a.%
Aug 30 08:53 | 3444 74.8% | 3.365 13m34s | 2072.53 82485 n.a.%
Aug 30 08:53 | 3448 74.9% | 3.388 13m37s | 2058.46 82485 n.a.%
Aug 30 08:53 | 3451 75.0% | 3.361 13m27s | 2075.00 82485 n.a.%
Aug 30 08:53 | 3459 75.1% | 3.389 13m30s | 2057.85 82485 n.a.%
Aug 30 08:53 | 3468 75.2% | 3.390 13m27s | 2057.25 82485 n.a.%
Aug 30 08:53 | 3475 75.3% | 3.366 13m18s | 2071.92 82485 n.a.%
Aug 30 08:53 | 3480 75.4% | 3.372 13m16s | 2068.23 82485 n.a.%
Aug 30 08:53 | 3483 75.5% | 3.365 13m11s | 2072.53 82485 n.a.%
Aug 30 08:53 | 3495 75.6% | 3.366 13m08s | 2071.92 82485 n.a.%
Aug 30 08:54 | 3496 75.7% | 3.373 13m06s | 2067.62 82485 n.a.%
Aug 30 08:54 | 3499 75.8% | 3.353 12m58s | 2079.95 82485 n.a.%
Aug 30 08:54 | 3508 75.9% | 3.364 12m57s | 2073.15 82485 n.a.%
Aug 30 08:54 | 3511 76.0% | 3.448 13m13s | 2022.64 82485 n.a.%
Aug 30 08:54 | 3516 76.1% | 3.368 12m51s | 2070.69 82485 n.a.%
Aug 30 08:54 | 3520 76.2% | 3.495 13m17s | 1995.44 82485 n.a.%
Aug 30 08:54 | 3523 76.4% | 3.376 12m46s | 2065.78 82485 n.a.%
Aug 30 08:54 | 3528 76.5% | 3.364 12m40s | 2073.15 82485 n.a.%
Aug 30 08:54 | 3531 76.6% | 3.369 12m38s | 2070.07 82485 n.a.%
Aug 30 08:54 | 3535 76.7% | 3.367 12m34s | 2071.30 82485 n.a.%
Aug 30 08:54 | 3543 76.8% | 3.372 12m32s | 2068.23 82485 n.a.%
Aug 30 08:54 | 3544 76.9% | 3.381 12m31s | 2062.72 82485 n.a.%
Aug 30 08:54 | 3555 77.0% | 3.376 12m26s | 2065.78 82485 n.a.%
Aug 30 08:54 | 3556 77.1% | 3.376 12m23s | 2065.78 82485 n.a.%
Aug 30 08:54 | 3564 77.2% | 3.389 12m22s | 2057.85 82485 n.a.%
Aug 30 08:54 | 3571 77.3% | 3.362 12m13s | 2074.38 82485 n.a.%
Aug 30 08:54 | 3576 77.4% | 3.386 12m15s | 2059.68 82485 n.a.%
Aug 30 08:54 | 3579 77.5% | 3.376 12m09s | 2065.78 82485 n.a.%
Aug 30 08:55 | 3580 77.6% | 3.365 12m03s | 2072.53 82485 n.a.%
Aug 30 08:55 | 3583 77.7% | 3.396 12m07s | 2053.61 82485 n.a.%
Aug 30 08:55 | 3588 77.8% | 3.363 11m56s | 2073.76 82485 n.a.%
Aug 30 08:55 | 3591 77.9% | 3.375 11m56s | 2066.39 82485 n.a.%
Aug 30 08:55 | 3595 78.0% | 3.374 11m52s | 2067.00 82485 n.a.%
Aug 30 08:55 | 3600 78.1% | 3.376 11m49s | 2065.78 82485 n.a.%
Aug 30 08:55 | 3604 78.2% | 3.386 11m48s | 2059.68 82485 n.a.%
Aug 30 08:55 | 3615 78.3% | 3.798 13m10s | 1836.25 82485 n.a.%
Aug 30 08:55 | 3616 78.4% | 3.391 11m42s | 2056.64 82485 n.a.%
Aug 30 08:55 | 3619 78.5% | 3.384 11m37s | 2060.90 82485 n.a.%
Aug 30 08:55 | 3628 78.6% | 3.377 11m32s | 2065.17 82485 n.a.%
Aug 30 08:55 | 3639 78.8% | 3.453 11m44s | 2019.71 82485 n.a.%
Aug 30 08:55 | 3640 78.9% | 3.351 11m20s | 2081.19 82485 n.a.%
Aug 30 08:55 | 3643 79.0% | 3.396 11m26s | 2053.61 82485 n.a.%
Aug 30 08:55 | 3648 79.1% | 3.386 11m21s | 2059.68 82485 n.a.%
Aug 30 08:55 | 3651 79.2% | 3.531 11m46s | 1975.10 82485 n.a.%
Aug 30 08:55 | 3655 79.3% | 3.441 11m25s | 2026.76 82485 n.a.%
Aug 30 08:56 | 3660 79.4% | 3.408 11m15s | 2046.38 82485 n.a.%
Aug 30 08:56 | 3663 79.5% | 3.412 11m12s | 2043.98 82485 n.a.%
Aug 30 08:56 | 3664 79.6% | 3.428 11m12s | 2034.44 82485 n.a.%
Aug 30 08:56 | 3675 79.7% | 3.387 11m00s | 2059.07 82485 n.a.%
Aug 30 08:56 | 3676 79.8% | 3.400 11m00s | 2051.20 82485 n.a.%
Aug 30 08:56 | 3679 79.9% | 3.365 10m49s | 2072.53 82485 n.a.%
Aug 30 08:56 | 3684 80.0% | 3.430 10m59s | 2033.26 82485 n.a.%
Aug 30 08:56 | 3688 80.1% | 3.387 10m47s | 2059.07 82485 n.a.%
Aug 30 08:56 | 3696 80.2% | 3.368 10m40s | 2070.69 82485 n.a.%
Aug 30 08:56 | 3699 80.3% | 3.392 10m41s | 2056.03 82485 n.a.%
Aug 30 08:56 | 3700 80.4% | 3.375 10m35s | 2066.39 82485 n.a.%
Aug 30 08:56 | 3703 80.5% | 3.385 10m33s | 2060.29 82485 n.a.%
2026-08-30 08:59:47 (33284): wrapper (7.24.26018): starting
2026-08-30 08:59:47 (33284): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-30 08:59:47 (33284): wrapper: created child process 5168
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3651
no factors found so far.
previous work took 2327011 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 30 08:59 | 3655 79.3% | 3.389 11m14s | 2057.85 82485 n.a.%
Aug 30 08:59 | 3660 79.4% | 3.369 11m07s | 2070.07 82485 n.a.%
Aug 30 08:59 | 3663 79.5% | 3.381 11m06s | 2062.72 82485 n.a.%
Aug 30 09:00 | 3664 79.6% | 3.372 11m01s | 2068.23 82485 n.a.%
Aug 30 09:00 | 3675 79.7% | 3.376 10m58s | 2065.78 82485 n.a.%
Aug 30 09:00 | 3676 79.8% | 3.384 10m56s | 2060.90 82485 n.a.%
Aug 30 09:00 | 3679 79.9% | 3.380 10m52s | 2063.33 82485 n.a.%
Aug 30 09:00 | 3684 80.0% | 3.375 10m48s | 2066.39 82485 n.a.%
Aug 30 09:00 | 3688 80.1% | 3.374 10m44s | 2067.00 82485 n.a.%
Aug 30 09:00 | 3696 80.2% | 3.390 10m44s | 2057.25 82485 n.a.%
Aug 30 09:00 | 3699 80.3% | 3.498 11m01s | 1993.73 82485 n.a.%
Aug 30 09:00 | 3700 80.4% | 3.371 10m34s | 2068.84 82485 n.a.%
Aug 30 09:00 | 3703 80.5% | 3.358 10m28s | 2076.85 82485 n.a.%
Aug 30 09:00 | 3711 80.6% | 3.367 10m26s | 2071.30 82485 n.a.%
Aug 30 09:00 | 3720 80.7% | 3.351 10m20s | 2081.19 82485 n.a.%
Aug 30 09:00 | 3723 80.8% | 3.387 10m23s | 2059.07 82485 n.a.%
Aug 30 09:00 | 3739 80.9% | 3.364 10m16s | 2073.15 82485 n.a.%
Aug 30 09:00 | 3744 81.0% | 3.342 10m08s | 2086.80 82485 n.a.%
Aug 30 09:00 | 3748 81.1% | 3.356 10m07s | 2078.09 82485 n.a.%
Aug 30 09:00 | 3751 81.2% | 3.366 10m06s | 2071.92 82485 n.a.%
Aug 30 09:00 | 3756 81.4% | 3.345 9m59s | 2084.92 82485 n.a.%
Aug 30 09:01 | 3759 81.5% | 3.348 9m56s | 2083.06 82485 n.a.%
Aug 30 09:01 | 3760 81.6% | 3.349 9m53s | 2082.43 82485 n.a.%
Aug 30 09:01 | 3763 81.7% | 3.361 9m52s | 2075.00 82485 n.a.%
Aug 30 09:01 | 3775 81.8% | 3.349 9m46s | 2082.43 82485 n.a.%
Aug 30 09:01 | 3780 81.9% | 3.353 9m43s | 2079.95 82485 n.a.%
Aug 30 09:01 | 3783 82.0% | 3.362 9m42s | 2074.38 82485 n.a.%
Aug 30 09:01 | 3784 82.1% | 3.356 9m37s | 2078.09 82485 n.a.%
Aug 30 09:01 | 3795 82.2% | 3.351 9m33s | 2081.19 82485 n.a.%
Aug 30 09:01 | 3796 82.3% | 3.359 9m31s | 2076.23 82485 n.a.%
Aug 30 09:01 | 3804 82.4% | 3.349 9m26s | 2082.43 82485 n.a.%
Aug 30 09:01 | 3808 82.5% | 3.456 9m41s | 2017.96 82485 n.a.%
Aug 30 09:01 | 3811 82.6% | 3.390 9m26s | 2057.25 82485 n.a.%
Aug 30 09:01 | 3816 82.7% | 3.354 9m17s | 2079.33 82485 n.a.%
Aug 30 09:01 | 3819 82.8% | 3.352 9m13s | 2080.57 82485 n.a.%
Aug 30 09:01 | 3828 82.9% | 3.357 9m11s | 2077.47 82485 n.a.%
Aug 30 09:01 | 3831 83.0% | 3.342 9m05s | 2086.80 82485 n.a.%
Aug 30 09:01 | 3835 83.1% | 3.354 9m03s | 2079.33 82485 n.a.%
Aug 30 09:01 | 3840 83.2% | 3.364 9m02s | 2073.15 82485 n.a.%
Aug 30 09:02 | 3843 83.3% | 3.344 8m55s | 2085.55 82485 n.a.%
Aug 30 09:02 | 3844 83.4% | 3.393 8m59s | 2055.43 82485 n.a.%
Aug 30 09:02 | 3859 83.5% | 3.347 8m49s | 2083.68 82485 n.a.%
Aug 30 09:02 | 3864 83.6% | 3.366 8m48s | 2071.92 82485 n.a.%
Aug 30 09:02 | 3868 83.8% | 3.390 8m49s | 2057.25 82485 n.a.%
Aug 30 09:02 | 3871 83.9% | 3.386 8m45s | 2059.68 82485 n.a.%
Aug 30 09:02 | 3879 84.0% | 3.376 8m40s | 2065.78 82485 n.a.%
Aug 30 09:02 | 3880 84.1% | 3.384 8m38s | 2060.90 82485 n.a.%
Aug 30 09:02 | 3888 84.2% | 3.380 8m34s | 2063.33 82485 n.a.%
Aug 30 09:02 | 3891 84.3% | 3.449 8m41s | 2022.06 82485 n.a.%
Aug 30 09:02 | 3895 84.4% | 3.379 8m27s | 2063.94 82485 n.a.%
Aug 30 09:02 | 3903 84.5% | 3.405 8m27s | 2048.18 82485 n.a.%
Aug 30 09:02 | 3915 84.6% | 3.381 8m20s | 2062.72 82485 n.a.%
Aug 30 09:02 | 3916 84.7% | 3.368 8m15s | 2070.69 82485 n.a.%
Aug 30 09:02 | 3919 84.8% | 3.379 8m13s | 2063.94 82485 n.a.%
Aug 30 09:02 | 3924 84.9% | 3.358 8m07s | 2076.85 82485 n.a.%
Aug 30 09:02 | 3928 85.0% | 3.347 8m02s | 2083.68 82485 n.a.%
Aug 30 09:03 | 3931 85.1% | 3.344 7m58s | 2085.55 82485 n.a.%
Aug 30 09:03 | 3936 85.2% | 3.353 7m56s | 2079.95 82485 n.a.%
Aug 30 09:03 | 3940 85.3% | 3.345 7m52s | 2084.92 82485 n.a.%
Aug 30 09:03 | 3943 85.4% | 3.351 7m49s | 2081.19 82485 n.a.%
Aug 30 09:03 | 3948 85.5% | 3.343 7m45s | 2086.17 82485 n.a.%
Aug 30 09:03 | 3951 85.6% | 3.345 7m42s | 2084.92 82485 n.a.%
Aug 30 09:03 | 3963 85.7% | 3.347 7m39s | 2083.68 82485 n.a.%
Aug 30 09:03 | 3964 85.8% | 3.347 7m35s | 2083.68 82485 n.a.%
Aug 30 09:04 | 3975 85.9% | 44.120 1h39m | 158.07 82485 n.a.%
2026-08-30 09:11:35 (29092): wrapper (7.24.26018): starting
2026-08-30 09:11:35 (29092): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-30 09:11:35 (29092): wrapper: created child process 17800
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3975
no factors found so far.
previous work took 2586739 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 30 09:11 | 3976 86.0% | 3.275 7m19s | 2129.49 82485 n.a.%
Aug 30 09:11 | 3979 86.1% | 3.332 7m23s | 2093.06 82485 n.a.%
Aug 30 09:11 | 3984 86.2% | 3.266 7m11s | 2135.36 82485 n.a.%
Aug 30 09:11 | 3991 86.4% | 3.267 7m08s | 2134.70 82485 n.a.%
Aug 30 09:11 | 3996 86.5% | 3.248 7m02s | 2147.19 82485 n.a.%
Aug 30 09:11 | 4000 86.6% | 3.259 7m00s | 2139.94 82485 n.a.%
Aug 30 09:11 | 4003 86.7% | 3.327 7m06s | 2096.20 82485 n.a.%
Aug 30 09:12 | 4008 86.8% | 3.258 6m54s | 2140.60 82485 n.a.%
Aug 30 09:12 | 4011 86.9% | 3.269 6m52s | 2133.40 82485 n.a.%
Aug 30 09:12 | 4015 87.0% | 3.255 6m47s | 2142.57 82485 n.a.%
Aug 30 09:12 | 4020 87.1% | 3.249 6m43s | 2146.53 82485 n.a.%
Aug 30 09:12 | 4024 87.2% | 3.249 6m40s | 2146.53 82485 n.a.%
Aug 30 09:12 | 4035 87.3% | 3.257 6m37s | 2141.26 82485 n.a.%
Aug 30 09:12 | 4036 87.4% | 3.247 6m33s | 2147.85 82485 n.a.%
Aug 30 09:12 | 4039 87.5% | 3.256 6m31s | 2141.91 82485 n.a.%
Aug 30 09:12 | 4048 87.6% | 3.260 6m28s | 2139.29 82485 n.a.%
Aug 30 09:12 | 4056 87.7% | 3.268 6m26s | 2134.05 82485 n.a.%
Aug 30 09:12 | 4059 87.8% | 3.255 6m21s | 2142.57 82485 n.a.%
Aug 30 09:12 | 4060 87.9% | 3.247 6m17s | 2147.85 82485 n.a.%
Aug 30 09:12 | 4063 88.0% | 3.282 6m17s | 2124.95 82485 n.a.%
Aug 30 09:12 | 4068 88.1% | 3.246 6m10s | 2148.51 82485 n.a.%
Aug 30 09:12 | 4071 88.2% | 3.247 6m07s | 2147.85 82485 n.a.%
Aug 30 09:12 | 4075 88.3% | 3.263 6m05s | 2137.32 82485 n.a.%
Aug 30 09:12 | 4080 88.4% | 3.253 6m01s | 2143.89 82485 n.a.%
Aug 30 09:12 | 4083 88.5% | 3.259 5m58s | 2139.94 82485 n.a.%
Aug 30 09:13 | 4084 88.6% | 3.250 5m54s | 2145.87 82485 n.a.%
Aug 30 09:13 | 4095 88.8% | 3.254 5m51s | 2143.23 82485 n.a.%
Aug 30 09:13 | 4096 88.9% | 3.243 5m47s | 2150.50 82485 n.a.%
Aug 30 09:13 | 4099 89.0% | 3.247 5m44s | 2147.85 82485 n.a.%
Aug 30 09:13 | 4104 89.1% | 3.245 5m41s | 2149.17 82485 n.a.%
Aug 30 09:13 | 4108 89.2% | 3.240 5m37s | 2152.49 82485 n.a.%
Aug 30 09:13 | 4111 89.3% | 3.244 5m34s | 2149.84 82485 n.a.%
Aug 30 09:13 | 4116 89.4% | 3.243 5m31s | 2150.50 82485 n.a.%
Aug 30 09:13 | 4119 89.5% | 3.238 5m27s | 2153.82 82485 n.a.%
Aug 30 09:13 | 4123 89.6% | 3.247 5m25s | 2147.85 82485 n.a.%
Aug 30 09:13 | 4140 89.7% | 3.234 5m20s | 2156.48 82485 n.a.%
Aug 30 09:13 | 4143 89.8% | 3.260 5m19s | 2139.29 82485 n.a.%
Aug 30 09:13 | 4144 89.9% | 3.345 5m24s | 2084.92 82485 n.a.%
Aug 30 09:13 | 4155 90.0% | 3.229 5m10s | 2159.82 82485 n.a.%
Aug 30 09:13 | 4159 90.1% | 3.259 5m10s | 2139.94 82485 n.a.%
Aug 30 09:13 | 4168 90.2% | 3.265 5m07s | 2136.01 82485 n.a.%
Aug 30 09:13 | 4171 90.3% | 3.237 5m01s | 2154.49 82485 n.a.%
Aug 30 09:13 | 4176 90.4% | 3.265 5m00s | 2136.01 82485 n.a.%
Aug 30 09:14 | 4179 90.5% | 3.279 4m58s | 2126.89 82485 n.a.%
Aug 30 09:14 | 4180 90.6% | 3.229 4m51s | 2159.82 82485 n.a.%
Aug 30 09:14 | 4183 90.7% | 3.237 4m48s | 2154.49 82485 n.a.%
Aug 30 09:14 | 4188 90.8% | 3.253 4m46s | 2143.89 82485 n.a.%
Aug 30 09:14 | 4195 90.9% | 3.238 4m42s | 2153.82 82485 n.a.%
Aug 30 09:14 | 4200 91.0% | 3.247 4m39s | 2147.85 82485 n.a.%
Aug 30 09:14 | 4203 91.1% | 3.229 4m34s | 2159.82 82485 n.a.%
Aug 30 09:14 | 4204 91.2% | 3.238 4m32s | 2153.82 82485 n.a.%
Aug 30 09:14 | 4215 91.4% | 3.254 4m30s | 2143.23 82485 n.a.%
Aug 30 09:14 | 4216 91.5% | 3.247 4m26s | 2147.85 82485 n.a.%
Aug 30 09:14 | 4224 91.6% | 3.250 4m23s | 2145.87 82485 n.a.%
Aug 30 09:14 | 4228 91.7% | 3.243 4m19s | 2150.50 82485 n.a.%
Aug 30 09:14 | 4231 91.8% | 3.244 4m16s | 2149.84 82485 n.a.%
Aug 30 09:14 | 4236 91.9% | 3.266 4m15s | 2135.36 82485 n.a.%
Aug 30 09:14 | 4239 92.0% | 3.245 4m10s | 2149.17 82485 n.a.%
Aug 30 09:14 | 4243 92.1% | 3.242 4m06s | 2151.16 82485 n.a.%
Aug 30 09:14 | 4248 92.2% | 3.244 4m03s | 2149.84 82485 n.a.%
Aug 30 09:14 | 4251 92.3% | 3.249 4m00s | 2146.53 82485 n.a.%
Aug 30 09:14 | 4255 92.4% | 3.251 3m57s | 2145.21 82485 n.a.%
Aug 30 09:15 | 4260 92.5% | 3.247 3m54s | 2147.85 82485 n.a.%
Aug 30 09:15 | 4264 92.6% | 3.251 3m51s | 2145.21 82485 n.a.%
Aug 30 09:15 | 4276 92.7% | 3.242 3m47s | 2151.16 82485 n.a.%
Aug 30 09:15 | 4279 92.8% | 3.255 3m45s | 2142.57 82485 n.a.%
Aug 30 09:15 | 4284 92.9% | 3.257 3m41s | 2141.26 82485 n.a.%
Aug 30 09:15 | 4288 93.0% | 3.246 3m37s | 2148.51 82485 n.a.%
Aug 30 09:15 | 4291 93.1% | 3.262 3m35s | 2137.97 82485 n.a.%
Aug 30 09:15 | 4299 93.2% | 3.241 3m31s | 2151.83 82485 n.a.%
Aug 30 09:15 | 4300 93.3% | 3.238 3m27s | 2153.82 82485 n.a.%
Aug 30 09:15 | 4308 93.4% | 3.373 3m32s | 2067.62 82485 n.a.%
Aug 30 09:15 | 4311 93.5% | 3.249 3m21s | 2146.53 82485 n.a.%
Aug 30 09:15 | 4315 93.6% | 3.243 3m18s | 2150.50 82485 n.a.%
Aug 30 09:15 | 4320 93.8% | 3.290 3m17s | 2119.78 82485 n.a.%
Aug 30 09:15 | 4323 93.9% | 3.242 3m11s | 2151.16 82485 n.a.%
Aug 30 09:15 | 4335 94.0% | 3.252 3m09s | 2144.55 82485 n.a.%
Aug 30 09:15 | 4336 94.1% | 3.239 3m05s | 2153.16 82485 n.a.%
Aug 30 09:15 | 4339 94.2% | 3.240 3m01s | 2152.49 82485 n.a.%
Aug 30 09:15 | 4344 94.3% | 3.293 3m01s | 2117.85 82485 n.a.%
Aug 30 09:16 | 4348 94.4% | 3.256 2m56s | 2141.91 82485 n.a.%
Aug 30 09:16 | 4356 94.5% | 3.226 2m51s | 2161.83 82485 n.a.%
Aug 30 09:16 | 4360 94.6% | 3.243 2m49s | 2150.50 82485 n.a.%
Aug 30 09:16 | 4363 94.7% | 3.237 2m45s | 2154.49 82485 n.a.%
Aug 30 09:16 | 4368 94.8% | 3.239 2m42s | 2153.16 82485 n.a.%
Aug 30 09:16 | 4371 94.9% | 3.255 2m39s | 2142.57 82485 n.a.%
Aug 30 09:16 | 4375 95.0% | 3.242 2m36s | 2151.16 82485 n.a.%
Aug 30 09:16 | 4383 95.1% | 3.232 2m32s | 2157.82 82485 n.a.%
Aug 30 09:16 | 4396 95.2% | 3.220 2m28s | 2165.86 82485 n.a.%
Aug 30 09:16 | 4399 95.3% | 3.241 2m26s | 2151.83 82485 n.a.%
Aug 30 09:16 | 4404 95.4% | 3.242 2m23s | 2151.16 82485 n.a.%
Aug 30 09:16 | 4411 95.5% | 3.247 2m20s | 2147.85 82485 n.a.%
Aug 30 09:16 | 4416 95.6% | 3.243 2m16s | 2150.50 82485 n.a.%
Aug 30 09:16 | 4419 95.7% | 3.279 2m14s | 2126.89 82485 n.a.%
Aug 30 09:16 | 4420 95.8% | 3.240 2m10s | 2152.49 82485 n.a.%
Aug 30 09:16 | 4423 95.9% | 3.231 2m06s | 2158.49 82485 n.a.%
Aug 30 09:16 | 4431 96.0% | 3.242 2m03s | 2151.16 82485 n.a.%
Aug 30 09:16 | 4435 96.1% | 3.263 2m01s | 2137.32 82485 n.a.%
Aug 30 09:16 | 4440 96.2% | 3.243 1m57s | 2150.50 82485 n.a.%
Aug 30 09:17 | 4444 96.4% | 3.260 1m54s | 2139.29 82485 n.a.%
Aug 30 09:17 | 4455 96.5% | 3.287 1m52s | 2121.71 82485 n.a.%
Aug 30 09:17 | 4456 96.6% | 3.245 1m47s | 2149.17 82485 n.a.%
Aug 30 09:17 | 4459 96.7% | 3.242 1m44s | 2151.16 82485 n.a.%
Aug 30 09:17 | 4468 96.8% | 3.238 1m40s | 2153.82 82485 n.a.%
Aug 30 09:17 | 4476 96.9% | 3.246 1m37s | 2148.51 82485 n.a.%
Aug 30 09:17 | 4479 97.0% | 3.247 1m34s | 2147.85 82485 n.a.%
Aug 30 09:17 | 4480 97.1% | 3.307 1m33s | 2108.88 82485 n.a.%
Aug 30 09:17 | 4488 97.2% | 3.235 1m27s | 2155.82 82485 n.a.%
Aug 30 09:17 | 4491 97.3% | 3.249 1m24s | 2146.53 82485 n.a.%
Aug 30 09:17 | 4495 97.4% | 3.247 1m21s | 2147.85 82485 n.a.%
Aug 30 09:17 | 4500 97.5% | 3.235 1m18s | 2155.82 82485 n.a.%
Aug 30 09:17 | 4503 97.6% | 3.306 1m16s | 2109.52 82485 n.a.%
Aug 30 09:17 | 4504 97.7% | 3.238 1m11s | 2153.82 82485 n.a.%
Aug 30 09:17 | 4515 97.8% | 3.238 1m08s | 2153.82 82485 n.a.%
Aug 30 09:17 | 4519 97.9% | 3.238 1m05s | 2153.82 82485 n.a.%
Aug 30 09:17 | 4524 98.0% | 3.244 1m02s | 2149.84 82485 n.a.%
Aug 30 09:17 | 4528 98.1% | 3.263 0m59s | 2137.32 82485 n.a.%
Aug 30 09:18 | 4531 98.2% | 3.237 0m55s | 2154.49 82485 n.a.%
Aug 30 09:18 | 4536 98.3% | 3.242 0m52s | 2151.16 82485 n.a.%
Aug 30 09:18 | 4539 98.4% | 3.251 0m49s | 2145.21 82485 n.a.%
Aug 30 09:18 | 4540 98.5% | 3.258 0m46s | 2140.60 82485 n.a.%
Aug 30 09:18 | 4543 98.6% | 3.237 0m42s | 2154.49 82485 n.a.%
Aug 30 09:18 | 4551 98.8% | 3.234 0m39s | 2156.48 82485 n.a.%
Aug 30 09:18 | 4563 98.9% | 3.245 0m36s | 2149.17 82485 n.a.%
Aug 30 09:18 | 4564 99.0% | 3.239 0m32s | 2153.16 82485 n.a.%
Aug 30 09:18 | 4575 99.1% | 3.249 0m29s | 2146.53 82485 n.a.%
Aug 30 09:18 | 4579 99.2% | 3.256 0m26s | 2141.91 82485 n.a.%
Aug 30 09:18 | 4584 99.3% | 3.242 0m23s | 2151.16 82485 n.a.%
Aug 30 09:18 | 4588 99.4% | 3.347 0m20s | 2083.68 82485 n.a.%
2026-08-30 09:29:37 (29616): wrapper (7.24.26018): starting
2026-08-30 09:29:38 (29616): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-30 09:29:38 (29616): wrapper: created child process 29396
2026-08-30 09:32:37 (22232): wrapper (7.24.26018): starting
2026-08-30 09:32:38 (22232): wrapper: running mfaktc-win-64.exe (-d 0)
2026-08-30 09:32:38 (22232): wrapper: created child process 27844
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 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
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=197499521 bit_min=76 bit_max=77 (77.49 GHz-days)
Starting trial factoring M197499521 from 2^76 to 2^77 (77.49 GHz-days)
k_min = 191286194876700
k_max = 382572389762476
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 4515
no factors found so far.
previous work took 2957664 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Aug 30 09:32 | 4519 97.9% | 3.264 1m05s | 2136.66 82485 n.a.%
Aug 30 09:32 | 4524 98.0% | 3.270 1m02s | 2132.74 82485 n.a.%
Aug 30 09:32 | 4528 98.1% | 3.272 0m59s | 2131.44 82485 n.a.%
Aug 30 09:32 | 4531 98.2% | 3.249 0m55s | 2146.53 82485 n.a.%
Aug 30 09:32 | 4536 98.3% | 3.252 0m52s | 2144.55 82485 n.a.%
Aug 30 09:32 | 4539 98.4% | 3.251 0m49s | 2145.21 82485 n.a.%
Aug 30 09:33 | 4540 98.5% | 3.266 0m46s | 2135.36 82485 n.a.%
Aug 30 09:33 | 4543 98.6% | 3.280 0m43s | 2126.24 82485 n.a.%
Aug 30 09:33 | 4551 98.8% | 3.277 0m39s | 2128.19 82485 n.a.%
Aug 30 09:33 | 4563 98.9% | 3.263 0m36s | 2137.32 82485 n.a.%
Aug 30 09:33 | 4564 99.0% | 3.280 0m33s | 2126.24 82485 n.a.%
Aug 30 09:33 | 4575 99.1% | 3.263 0m29s | 2137.32 82485 n.a.%
Aug 30 09:33 | 4579 99.2% | 3.270 0m26s | 2132.74 82485 n.a.%
Aug 30 09:33 | 4584 99.3% | 3.272 0m23s | 2131.44 82485 n.a.%
Aug 30 09:33 | 4588 99.4% | 3.238 0m19s | 2153.82 82485 n.a.%
Aug 30 09:33 | 4591 99.5% | 3.244 0m16s | 2149.84 82485 n.a.%
Aug 30 09:33 | 4596 99.6% | 3.252 0m13s | 2144.55 82485 n.a.%
Aug 30 09:33 | 4599 99.7% | 3.306 0m10s | 2109.52 82485 n.a.%
Aug 30 09:33 | 4600 99.8% | 3.307 0m07s | 2108.88 82485 n.a.%
Aug 30 09:33 | 4603 99.9% | 3.238 0m03s | 2153.82 82485 n.a.%
Aug 30 09:33 | 4608 100.0% | 3.246 0m00s | 2148.51 82485 n.a.%
no factor for M197499521 from 2^76 to 2^77
tf(): time spent since restart: 1m 8.575s
estimated total time spent: 52m 14.857s
ERROR: get_next_assignment(): no valid assignment found in "worktodo.txt"
2026-08-30 09:33:48 (22232): mfaktc-win-64.exe exited; CPU time 1.281250
2026-08-30 09:33:48 (22232): called boinc_finish(0)
</stderr_txt>
]]>
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