[Wrf-users] SIGSEGV segmentation fault occurred while running wrf

jagabandhu panda jagabandhu at gmail.com
Sun Oct 10 05:05:19 MDT 2010


Hi

I have been trying to run WRF with 5 domains. Even though the real.exe runs
successfully, the following errors come for the inner most domain the the
mpi run exited. The errors are like as follows:
--------------------------------------------------------------------------------------------------------------------------------------------
forrtl: severe (174): SIGSEGV, segmentation fault occurred
Image              PC                Routine            Line        Source
wrf.exe            00000000017CA776  Unknown               Unknown  Unknown
wrf.exe            00000000017C5596  Unknown               Unknown  Unknown
wrf.exe            00000000017C264D  Unknown               Unknown  Unknown
wrf.exe            00000000017C0BDE  Unknown               Unknown  Unknown
wrf.exe            000000000130E1E5  Unknown               Unknown  Unknown
wrf.exe            0000000001449223  Unknown               Unknown  Unknown
wrf.exe            0000000000D94E41  Unknown               Unknown  Unknown
wrf.exe            0000000000C1793A  Unknown               Unknown  Unknown
wrf.exe            00000000004D5D4A  Unknown               Unknown  Unknown
wrf.exe            00000000004D60CE  Unknown               Unknown  Unknown
wrf.exe            00000000004D60CE  Unknown               Unknown  Unknown
wrf.exe            00000000004D60CE  Unknown               Unknown  Unknown
wrf.exe            00000000004850B5  Unknown               Unknown  Unknown
--------------------------------------------------------------------------------------------------------------------------------------


For your reference I am sending the namelist options:

&time_control
run_days                 = 0,
run_hours                = 48,
run_minutes              = 0,
run_seconds              = 0,
start_year               = 2008,   2008,   2008,   2008,   2008,
start_month              = 04,       04,     04,     04,     04,
start_day                = 02,       02,     02,     02,     02,
start_hour               = 00,       00,     00,     00,     00,
start_minute             = 00,       00,     00,     00,     00,
start_second             = 00,       00,     00,     00,     00,
end_year                 = 2008,   2008,   2008,   2008,   2008,
end_month                = 04,       04,     04,     04,     04,
end_day                  = 03,       03,     03,     03,     03,
end_hour                 = 00,       00,     00,     00,     00,
end_minute               = 00,       00,     00,     00,     00,
end_second               = 00,       00,     00,     00,     00,
interval_seconds         = 21600,
input_from_file          = .true.,.true.,.true.,.true.,.true.,
history_interval         = 180,      60,     60,     60,     60,
frames_per_outfile       = 1000,   1000,   1000,   1000,   1000,
restart                  = .false.,
restart_interval         = 5000,
io_form_history          = 2,
io_form_restart          = 2,
io_form_input            = 2,
io_form_boundary         = 2,
debug_level              = 0,
/
&domains
time_step                = 90,
time_step_fract_num      = 0,
time_step_fract_den      = 0,
max_dom                  = 5,
e_we                     = 101,     136,    187,    265,    301,
e_sn                     = 107,     145,    199,    283,    301,
e_vert                   = 71,       71,     71,     71,     71,
p_top_requested          = 5000.0,
num_metgrid_levels       = 27,
num_metgrid_soil_levels  = 4,
dx                       = 27000,  9000,   3000,   1000,    500,
dy                       = 27000,  9000,   3000,   1000,    500,
grid_id                  = 1,         2,      3,      4,      5,
parent_id                = 1,         1,      2,      3,      4,
i_parent_start           = 1,        27,     36,     50,     56,
j_parent_start           = 1,        31,     41,     61,     51,
parent_grid_ratio        = 1,         3,      3,      3,      2,
parent_time_step_ratio   = 1,         3,      3,      2,      5,
p_top_requested          = 5000
feedback                 = 1,
smooth_option            = 1,
eta_levels               = 1.000, 0.9988, 0.9975, 0.9963, 0.995,
                           0.9938, 0.9926, 0.9913, 0.9901, 0.9889,
                           0.9876, 0.9864, 0.9849, 0.9831, 0.9809,
                           0.9783, 0.9752, 0.9715, 0.9672, 0.9622,
                           0.9564, 0.9497, 0.9419, 0.9329, 0.9227,
                           0.911, 0.8977, 0.8828, 0.8661, 0.8474,
                           0.8267, 0.804, 0.7793, 0.7425, 0.7032,
                           0.6574, 0.6127, 0.5571, 0.5048, 0.4487,
                           0.413, 0.3781, 0.3442, 0.3115, 0.2802,
                           0.2505, 0.2225, 0.1961, 0.1792, 0.1692,
                           0.1579, 0.1466, 0.1363, 0.1261, 0.1168,
                           0.1076, 0.0993, 0.0909, 0.0834, 0.0758,
                           0.0691, 0.0623, 0.0562, 0.0501, 0.0392,
                           0.0295, 0.0208, 0.0131, 0.0061, 0.003,
                           0.000,
/

&physics
mp_physics               = 5,     5,     5,     5,     5,
ra_lw_physics            = 1,     1,     1,     1,     1,
ra_sw_physics            = 1,     1,     1,     1,     1,
radt                     = 30    30,    30,    30,    30,
sf_sfclay_physics        = 2,     2,     2,     2,     2,
sf_surface_physics       = 2,     2,     2,     2,     2,
sf_urban_physics         = 0,     0,     0,     0,     0,
bl_pbl_physics           = 2,     2,     2,     2,     2,
bldt                     = 0,     0,     0,     0,     0,
cu_physics               = 2,     2,     2,     2,     2,
cudt                     = 5,     5,     5,     5,     5,
isfflx                   = 1,
ifsnow                   = 0,
icloud                   = 1,
surface_input_source     = 1,
num_soil_layers          = 4,
maxiens                  = 1,
maxens                   = 3,
maxens2                  = 3,
maxens3                  = 16,
ensdim                   = 144,
/

&fdda
/

&dynamics
w_damping                = 0,
diff_opt                 = 1,
km_opt                   = 4,
diff_6th_opt             = 0,
base_temp                = 290.,
damp_opt                 = 3,
zdamp                    = 5000.,    5000.,   5000.,   5000.,   5000.,
dampcoef                 = 0.01,      0.01,    0.01,    0.01,    0.01,
khdif                    = 0,            0,       0,       0,       0,
kvdif                    = 0,            0,       0,       0,       0,
non_hydrostatic          = .true.,  .true.,  .true.,  .true.,  .true.,
moist_adv_opt            = 1,            1,       1,       1,       1,
scalar_adv_opt           = 1,            1,       1,       1,       1,
/

&bdy_control
spec_bdy_width           = 5,
spec_zone                = 1,
relax_zone               = 4,
specified                = .true.,   .false.,  .false.,  .false.,  .false.,
nested                   = .false.,   .true.,   .true.,   .true.,   .true.,
/

&grib2
/

&namelist_quilt
nio_tasks_per_group      = 0,
nio_groups               = 1,
/


Please suggest how I can overcome the problem.
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