Task 27402636
Name | TF_75-76_392-397M_wu_37894_0 |
Workunit | 24855391 |
Created | 27 Jun 2025, 19:40:27 UTC |
Sent | 1 Jul 2025, 8:03:04 UTC |
Report deadline | 6 Jul 2025, 14:03:04 UTC |
Received | 2 Jul 2025, 10:20:40 UTC |
Server state | Over |
Outcome | Computation error |
Client state | Compute error |
Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
Computer ID | 204749 |
Run time | 22 sec |
CPU time |
|
Validate state | Invalid |
Credit | 0.00 |
Device peak FLOPS | 3,684.55 GFLOPS |
Application version | TF v0.43 (cuda120) |
Peak working set size | 128.54 MB |
Peak swap size | 488.24 MB |
Peak disk usage | 3.43 MB |
Stderr output
<core_client_version>8.0.2</core_client_version>
<![CDATA[
<message>
(unknown error) (0) - exit code 195 (0xc3)</message>
<stderr_txt>
2025-07-02 19:22:09 (7500): wrapper (7.24.26018): starting
2025-07-02 19:22:09 (7500): wrapper: running mfaktc-win-64.exe (-d 0)
2025-07-02 19:22:09 (7500): wrapper: created child process 2588
mfaktc v0.23.0 (64bit built)
Compiletime options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32kiB
SIEVE_SIZE 193154bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU Sieving enabled
GPUSievePrimes 82486
GPUSieveSize 2047Mi bits
GPUSieveProcessSize 16Ki bits
Checkpoints enabled
CheckpointDelay 60s
WorkFileAddDelay disabled
Stages disabled
StopAfterFactor bitlevel
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
TimeStampInResults no
CUDA version info
binary compiled for CUDA 12.0
CUDA runtime version 12.0
CUDA driver version 12.10
CUDA device info
name NVIDIA GeForce RTX 2070
compute capability 7.5
max threads per block 1024
max shared memory per MP 65536 byte
number of multiprocessors 36
clock rate (CUDA cores) 1815MHz
memory clock rate: 7001MHz
memory bus width: 256 bit
Automatic parameters
threads per grid 589824
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple selftest...
Selftest statistics
number of tests 107
successfull tests 107
selftest PASSED!
got assignment: exp=394085201 bit_min=75 bit_max=76 (19.42 GHz-days)
Starting trial factoring M394085201 from 2^75 to 2^76 (19.42 GHz-days)
k_min = 47932441723320
k_max = 95864883449295
Using GPU kernel "barrett76_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jul 02 19:22 | 0 0.1% | 0.938 15m00s | 1863.07 82485 n.a.%
Jul 02 19:22 | 3 0.2% | 0.943 15m03s | 1853.19 82485 n.a.%
Jul 02 19:22 | 16 0.3% | 0.941 15m01s | 1857.13 82485 n.a.%
Jul 02 19:22 | 19 0.4% | 0.941 15m00s | 1857.13 82485 n.a.%
Jul 02 19:22 | 24 0.5% | 0.950 15m07s | 1839.54 82485 n.a.%
Jul 02 19:22 | 28 0.6% | 0.950 15m06s | 1839.54 82485 n.a.%
Jul 02 19:22 | 31 0.7% | 0.961 15m16s | 1818.48 82485 n.a.%
Jul 02 19:22 | 36 0.8% | 0.961 15m15s | 1818.48 82485 n.a.%
Jul 02 19:22 | 40 0.9% | 0.955 15m08s | 1829.91 82485 n.a.%
Jul 02 19:22 | 43 1.0% | 0.956 15m08s | 1827.99 82485 n.a.%
Jul 02 19:22 | 51 1.1% | 0.952 15m03s | 1835.67 82485 n.a.%
Jul 02 19:22 | 55 1.2% | 0.961 15m11s | 1818.48 82485 n.a.%
Jul 02 19:22 | 63 1.4% | 0.964 15m13s | 1812.82 82485 n.a.%
Jul 02 19:22 | 64 1.5% | 0.951 15m00s | 1837.60 82485 n.a.%
Jul 02 19:22 | 75 1.6% | 0.823 12m58s | 2123.40 82485 n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2025-07-02 19:22:29 (7500): mfaktc-win-64.exe exited; CPU time 0.859375
2025-07-02 19:22:29 (7500): app exit status: 0x1
2025-07-02 19:22:29 (7500): called boinc_finish(195)
</stderr_txt>
]]>
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