Task 23159286
log in
NameTF_75-76_262-343M_wu_149336_1
Workunit20171609
Created14 May 2025, 0:01:29 UTC
Sent14 May 2025, 0:10:13 UTC
Report deadline19 May 2025, 6:10:13 UTC
Received14 May 2025, 1:43:00 UTC
Server stateOver
OutcomeComputation error
Client stateCompute error
Exit status195 (0xc3) EXIT_CHILD_FAILED
Computer ID235391
Run time5 min 59 sec
CPU time1 sec
Validate stateInvalid
Credit0.00
Device peak FLOPS191.20 GFLOPS
Application versionTF v0.43 (cuda128)
Peak working set size88.92 MB
Peak swap size370.64 MB
Peak disk usage3.55 MB

Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<message>
(unknown error) (0) - exit code 195 (0xc3)</message>
<stderr_txt>
2025-05-13 21:03:07 (4936): wrapper (7.24.26018): starting
2025-05-13 21:03:07 (4936): wrapper: running mfaktc-win-64.exe (-d 0)
2025-05-13 21:03:07 (4936): wrapper: created child process 1356
mfaktc v0.23.3 (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  12.80
  CUDA runtime version      12.80
  CUDA driver version       12.80

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=321899143 bit_min=75 bit_max=76 (23.77 GHz-days)
Starting trial factoring M321899143 from 2^75 to 2^76 (23.77 GHz-days)
 k_min =  58681317862860
 k_max =  117362635733880
Using GPU kernel "barrett76_mul32_gs"
Date    Time | class   Pct |   time     ETA | GHz-d/day    Sieve     Wait
May 13 21:03 |    0   0.1% | 24.440   6h30m |     87.54    82485    n.a.%
May 13 21:03 |    5   0.2% | 24.449   6h30m |     87.51    82485    n.a.%
May 13 21:04 |    8   0.3% | 23.431   6h13m |     91.31    82485    n.a.%
May 13 21:04 |   17   0.4% | 23.434   6h13m |     91.30    82485    n.a.%
May 13 21:05 |   20   0.5% | 24.439   6h28m |     87.54    82485    n.a.%
May 13 21:05 |   21   0.6% | 25.450   6h44m |     84.06    82485    n.a.%
May 13 21:05 |   33   0.7% | 24.441   6h28m |     87.54    82485    n.a.%
May 13 21:06 |   36   0.8% | 25.453   6h43m |     84.05    82485    n.a.%
May 13 21:06 |   41   0.9% | 24.449   6h27m |     87.51    82485    n.a.%
May 13 21:07 |   48   1.0% | 24.439   6h26m |     87.54    82485    n.a.%
May 13 21:07 |   57   1.1% | 24.449   6h26m |     87.51    82485    n.a.%
May 13 21:08 |   65   1.2% | 23.433   6h10m |     91.30    82485    n.a.%
May 13 21:08 |   68   1.4% | 24.448   6h25m |     87.51    82485    n.a.%
May 13 21:08 |   72   1.5% | 24.439   6h25m |     87.54    82485    n.a.%
May 13 21:09 |   77   1.6% | 14.418   3h47m |    148.39    82485    n.a.%
ERROR: cudaGetLastError() returned 999: unknown error
2025-05-13 21:09:05 (4936): mfaktc-win-64.exe exited; CPU time 1.546875
2025-05-13 21:09:05 (4936): app exit status: 0x1
2025-05-13 21:09:05 (4936): called boinc_finish(195)

</stderr_txt>
]]>


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