Task 36933747
log in
NameTF_75-76_550-560M_wu_175028_0
Workunit33727083
Created13 Oct 2025, 20:34:02 UTC
Sent18 Oct 2025, 3:19:02 UTC
Report deadline23 Oct 2025, 9:19:02 UTC
Received18 Oct 2025, 4:34:50 UTC
Server stateOver
OutcomeComputation error
Client stateCompute error
Exit status195 (0xc3) EXIT_CHILD_FAILED
Computer ID242167
Run time6 min 28 sec
CPU time2 sec
Validate stateInvalid
Credit0.00
Device peak FLOPS191.13 GFLOPS
Application versionTF v0.43 (cuda120)
Peak working set size89.07 MB
Peak swap size371.23 MB
Peak disk usage3.43 MB

Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<message>
(unknown error) (0) - exit code 195 (0xc3)</message>
<stderr_txt>
2025-10-17 23:27:46 (1096): wrapper (7.24.26018): starting
2025-10-17 23:27:46 (1096): wrapper: running mfaktc-win-64.exe (-d 0)
2025-10-17 23:27:46 (1096): wrapper: created child process 780
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       12.40

CUDA device info
  name                      Quadro K620
  compute capability        5.0
  max threads per block     1024
  max shared memory per MP  65536 byte
  number of multiprocessors 3
  CUDA cores per MP         128
  CUDA cores - total        384
  clock rate (CUDA cores)   1124MHz
  memory clock rate:        900MHz
  memory bus width:         128 bit

Automatic parameters
  threads per grid          786432
  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=559401859 bit_min=75 bit_max=76 (13.68 GHz-days)
Starting trial factoring M559401859 from 2^75 to 2^76 (13.68 GHz-days)
 k_min =  33767256267360
 k_max =  67534512542542
Using GPU kernel "barrett76_mul32_gs"
Date    Time | class   Pct |   time     ETA | GHz-d/day    Sieve     Wait
Oct 17 23:28 |    0   0.1% | 14.918   3h58m |     82.53    82485    n.a.%
Oct 17 23:28 |    9   0.2% | 14.905   3h57m |     82.60    82485    n.a.%
Oct 17 23:28 |   17   0.3% | 13.896   3h41m |     88.59    82485    n.a.%
Oct 17 23:28 |   20   0.4% | 14.906   3h57m |     82.59    82485    n.a.%
Oct 17 23:29 |   21   0.5% | 13.912   3h41m |     88.49    82485    n.a.%
Oct 17 23:29 |   24   0.6% | 13.923   3h41m |     88.42    82485    n.a.%
Oct 17 23:29 |   29   0.7% | 13.919   3h41m |     88.45    82485    n.a.%
Oct 17 23:29 |   32   0.8% | 13.903   3h40m |     88.55    82485    n.a.%
Oct 17 23:29 |   36   0.9% | 12.900   3h24m |     95.44    82485    n.a.%
Oct 17 23:30 |   41   1.0% | 14.916   3h56m |     82.54    82485    n.a.%
Oct 17 23:30 |   44   1.1% | 13.920   3h40m |     88.44    82485    n.a.%
Oct 17 23:30 |   57   1.2% | 13.905   3h39m |     88.54    82485    n.a.%
Oct 17 23:30 |   60   1.4% | 14.921   3h55m |     82.51    82485    n.a.%
Oct 17 23:31 |   65   1.5% | 13.914   3h39m |     88.48    82485    n.a.%
Oct 17 23:31 |   69   1.6% | 14.919   3h54m |     82.52    82485    n.a.%
Oct 17 23:31 |   72   1.7% | 14.923   3h54m |     82.50    82485    n.a.%
Oct 17 23:31 |   77   1.8% | 14.928   3h54m |     82.47    82485    n.a.%
Oct 17 23:32 |   80   1.9% | 13.903   3h38m |     88.55    82485    n.a.%
Oct 17 23:32 |   81   2.0% | 13.903   3h38m |     88.55    82485    n.a.%
Oct 17 23:32 |   84   2.1% | 13.905   3h37m |     88.54    82485    n.a.%
Oct 17 23:32 |   92   2.2% | 12.913   3h22m |     95.34    82485    n.a.%
Oct 17 23:33 |  101   2.3% | 13.917   3h37m |     88.46    82485    n.a.%
Oct 17 23:33 |  104   2.4% | 13.906   3h37m |     88.53    82485    n.a.%
Oct 17 23:33 |  105   2.5% | 14.921   3h52m |     82.51    82485    n.a.%
Oct 17 23:33 |  116   2.6% | 14.921   3h52m |     82.51    82485    n.a.%
Oct 17 23:33 |  120   2.7% | 13.914   3h36m |     88.48    82485    n.a.%
Oct 17 23:34 |  125   2.8% |  5.903   1h31m |    208.56    82485    n.a.%
ERROR: cudaGetLastError() returned 999: unknown error
2025-10-17 23:34:13 (1096): mfaktc-win-64.exe exited; CPU time 2.031250
2025-10-17 23:34:13 (1096): app exit status: 0x1
2025-10-17 23:34:13 (1096): called boinc_finish(195)

</stderr_txt>
]]>


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