Task 1685082832

Name: Ter5_1_dns_cfbf00083_segment_5_dms_200_40000_116_2200000_0

Workunit ID: 846909405

Created: 21 Nov 2024 10:06:41 UTC

Sent: 22 Nov 2024 4:14:30 UTC

Report deadline: 6 Dec 2024 4:14:30 UTC

Received: 22 Nov 2024 5:34:08 UTC

Server state: Over

Outcome: Success

Client state: Done

Exit status: 0 (0x00000000)

Computer: 13139526

Run time (sec): 349.56

CPU time (sec): 27.56

Peak working set size (MB): 299.58

Peak swap size (MB): 14818.07

Peak disk usage (MB): 0.02

Validation state: Valid

Granted credit: 3,333

Application: Binary Radio Pulsar Search (MeerKAT)
Anonymous platform

Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<stderr_txt>
[21:16:10][209733][INFO ] Application startup - thank you for supporting Einstein@Home!
command_line:  ../../projects/einstein.phys.uwm.edu/BRP7_einsteinbinary_x86_64-pc-linux-gnu__cuda1222 -l ../../projects/einstein.phys.uwm.edu/Ter5_1_dns_cfbf00083_segment_5_dms_200.zap -c Ter5_1_dns_cfbf00083_segment_5_dms_200_116.cpt -A 0.04 -P 1.5 -f 500.0 -W --pb_min 3600 --mc_max 1.6 --mp_min 1.1 --mismatch 0.222 --tobs 1800 --alpha 1.0 --start_template_id 2200000 --no_of_templates 50000 -z -i ../../projects/einstein.phys.uwm.edu/Ter5_1_dns_cfbf00083_segment_5_dms_200_116.binary -o ../../projects/einstein.phys.uwm.edu/Ter5_1_dns_cfbf00083_segment_5_dms_200_40000_116_2200000_0_0
------> GPU usage: 1.000000
[21:16:10][209733][INFO ] Starting data processing...
[21:16:10][209733][INFO ] opti: No host transfer for n_steps. Use device global.
[21:16:10][209733][INFO ] opti: No host transfer for mean. Use device global.
[21:16:10][209733][INFO ] opti: Dirty & dirtyDev alloc, free and pinned.
[21:16:10][209733][INFO ] opti: sumspec[i] allloc, free and pinned.
[21:16:10][209733][INFO ] opti: power spectrum in fft callback (static link).
[21:16:10][209733][INFO ] opti: __constant__ access is not uniform, bad!
[21:16:10][209733][INFO ] Running on device 1 Tesla P100-PCIE-16GB
[21:16:10][209733][INFO ] CUDA global memory status (initial GPU state, including context):
[21:16:10][209733][INFO ] No template file. Generating templates.
[21:16:10][209733][INFO ] Template param value T_cons = 50000
[21:16:15][209733][INFO ] Number of generated templates to be used: 50000
[21:16:15][209733][INFO ] Opening checkpoint file: Ter5_1_dns_cfbf00083_segment_5_dms_200_116.cpt
[21:16:15][209733][INFO ] Checkpoint file unavailable: Ter5_1_dns_cfbf00083_segment_5_dms_200_116.cpt (No such file or directory).
------> Starting from scratch...
[21:16:15][209733][INFO ] Opening input file: ../../projects/einstein.phys.uwm.edu/Ter5_1_dns_cfbf00083_segment_5_dms_200_116.binary
[21:16:15][209733][INFO ] Header contents:
------> Original WAPP file: /atlas/data/TRAPUM_GC/Terzan5/epoch1/30min_segments/dedispersed_files/cfbf00083/Ter5_1_dns_cfbf00083_segment_5_dms_200_DM241.60
------> Sample time in microseconds: 153.121
------> Observation time in seconds: 2568.9524
------> Time stamp (MJD): 59097.755656967027
------> Number of samples/record: 0
------> Center freq in MHz: 857.5673828
------> Channel band in MHz: 3.34375
------> Number of channels/record: 256
------> Nifs: 1
------> RA (J2000): 174800.99
------> DEC (J2000): -244640.700001
------> Galactic l: 0
------> Galactic b: 0
------> Name: J1748-2446N
------> Lagformat: 0
------> Sum: 1
------> Level: 3
------> AZ at start: 0
------> ZA at start: 0
------> AST at start: 0
------> LST at start: 0
------> File size (bytes): 0
------> Data size (bytes): 0
------> Number of samples: 16777216
------> Trial dispersion measure: 241.6 cm^-3 pc
------> Scale factor: 1.24448
[21:16:15][209733][INFO ] Allocating memory for dedispersed compressed time series...
[21:16:15][209733][INFO ] Going to allocate 8-bit 16777216 times 1 bytes
[21:16:15][209733][INFO ] 8-bit allocation done
[21:16:15][209733][INFO ] Foobar
[21:16:15][209733][INFO ] Reading dedispersed time series from file: ../../projects/einstein.phys.uwm.edu/Ter5_1_dns_cfbf00083_segment_5_dms_200_116.binary
[21:16:15][209733][INFO ] Allocating memory for dedispersed uncompressed time series.
[21:16:15][209733][INFO ] Starting whitening of the powerspectrum of the timeseries and zapping of known RFIs.
[21:16:15][209733][INFO ] FftSize = 12582913
[21:16:15][209733][INFO ] Seed for random number generator is -1065315997.
[21:16:17][209733][INFO ] 8[21:16:17][209733][INFO ] 9[21:16:18][209733][INFO ] Padding output size of FFT with 25165824 samples from 12582913 to 12583424...
[21:16:18][209733][INFO ] Normalization factor 3.97364e-08
[21:16:18][209733][INFO ] Derived global search parameters:
------> f_A probability = 0.04
------> single bin prob(P_noise > P_thr) = 3.24424e-09
------> thr1 = 19.5464
------> thr2 = 22.7124
------> thr4 = 27.844
------> thr8 = 36.3869
------> thr16 = 50.9469
[21:16:18][209733][INFO ] CUDA global memory status (GPU setup complete):
------> Used in total: 823 MB (15462 MB free / 16285 MB total) -> Used by this application (assuming a single GPU task): 0 MB
[21:16:18][209733][INFO ] Executing time series mean reduction CUDA kernel (data 16777216, iteration 1 using 4096 blocks of 4096 threads)...
[21:16:18][209733][INFO ] Executing time series mean reduction CUDA kernel (data 16777216, iteration 2 using 1 blocks of 4096 threads)...
[21:16:18][209733][INFO ] TimeSeriesLength = 16777215, params->nsamples = 25165824
sum = -615.18090820, mean= -0.00003667  -0.00003667
[21:16:18][209733][INFO ] Launching time series padding kernel: grid 196608, block 32
[21:17:10][209733][INFO ] Checkpoint committed!
[21:18:10][209733][INFO ] Checkpoint committed!
[21:19:10][209733][INFO ] Checkpoint committed!

</stderr_txt>
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