Welcome to MilkyWay@home

Task 1043454600

Name de_nbody_orbit_fitting_12_28_2025_v194_OCS_north_data__01_1765373101_3617028_2
Workunit 1015504842
Created 29 Jan 2026, 17:16:31 UTC
Sent 29 Jan 2026, 18:36:50 UTC
Report deadline 10 Feb 2026, 18:36:50 UTC
Received 31 Jan 2026, 14:18:29 UTC
Server state Over
Outcome Computation error
Client state Compute error
Exit status 3 (0x00000003) Unknown error code
Computer ID 1036349
Run time 7 min 38 sec
CPU time 43 min 30 sec
Validate state Invalid
Credit 0.00
Device peak FLOPS 20.06 GFLOPS
Application version Milkyway@home N-Body Simulation v1.94 (mt)
x86_64-pc-linux-gnu
Peak working set size 16.82 MB
Peak swap size 79.94 MB
Peak disk usage 16.59 MB

Stderr output

<core_client_version>8.2.8</core_client_version>
<![CDATA[
<message>
process exited with code 3 (0x3, -253)</message>
<stderr_txt>
<search_application> milkyway_nbody 1.94 Linux x86_64 double  OpenMP, Crlibm </search_application>
Using OpenMP 8 max threads on a system with 12 processors
Running MilkyWay@home Nbody v1.94
Optimal Softening Length = 0.002141452771493 kpc, Upper bound = 0.018606815151080 kpc, Lower bound = 0.000246459156782 kpc
Dwarf Initial Position: [-11.966494277219896,55.782390410435028,-8.464077106460239]
Dwarf Initial Velocity: [48.777549966309351,129.405031638434053,-95.922374713767653]
Initial LMC position: [80.782685101731857,452.836958223059241,-209.373297572696828]
Initial LMC velocity: [-25.286059507195812,-170.364507633589966,43.958682407540323]
Initial body data written to 'initial.out'
Using OpenMP 8 max threads on a system with 12 processors
Running MilkyWay@home Nbody v1.94
hackCofM: tree structure error.
    cmPos out of bounds
    Pos(p)           = 1.613537839055673e+174
    psize/2          = 2.000000000000000e+00
    Pos(p) + psize/2 = 1.613537839055673e+174
    cmpos            = 1.613537839055672e+174
    Pos(p) - psize/2 = 1.613537839055673e+174
Number of particles in bins is very small compared to total. (0 << 40000). Skipping distance calculation
Error running system: NBODY_TREE_STRUCTURE_ERROR (8)
2026-01-31 15:02:23 (10380): called boinc_finish(3)

</stderr_txt>
]]>


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