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用WRF处理31天的GFS资料,设置了3层嵌套,最小分辨率达到1km,更新了海温数据(sst_update),服务器的性能非常好,目前并行使用了150个节点,可是处理速度依旧很慢,老板说她自己的小服务器8个节点转一层30天只要几个小时,对我的设置提出质疑,请问有什么方法可以提高运行速度,能在3天内处理好数据?
我的namelist.input设置
&time_control
run_days = 0,
run_hours = 714,
run_minutes = 0,
run_seconds = 0,
start_year = 2015,2015,2015,
start_month = 07,07,07,
start_day = 01,01,01,
start_hour = 00,00,00,
start_minute = 00,00,00,
start_second = 00,00,00,
end_year = 2015,2015,2015,
end_month = 07,07,07,
end_day = 31,31,31,
end_hour = 18,18,18,
end_minute = 00,00,00,
end_second = 00,00,00,
interval_seconds = 21600,
input_from_file = .true.,.true.,.true.,
history_interval = 360,360,360,
frames_per_outfile = 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
auxinput4_inname = "wrflowinp_d<domain>"
auxinput4_interval = 360, 360, 360,
io_form_auxinput4 = 2
/
&domains
time_step = 120,
time_step_fract_num = 0,
time_step_fract_den = 1,
max_dom = 3,
e_we = 101,116,376,
e_sn = 141,111,246,
e_vert = 27,27,27,
eta_levels = 1.000,0.982,0.973,0.964,0.946,0.922,0.894,0.860,0.817,0.766,0.707,0.644,0.576,0.507,0.444,0.380,0.324,0.273,0.228,0.188,0.152,0.121,0.093,0.069,0.048,0.020,0.000,
p_top_requested = 5000,
num_metgrid_levels = 27,
num_metgrid_soil_levels = 4,
dx = 25000,5000,1000,
dy = 25000,5000,1000,
grid_id = 1,2,3,
parent_id = 0,1,2,
i_parent_start = 1,40,17,
j_parent_start = 1,60,33,
parent_grid_ratio = 1,5,5,
parent_time_step_ratio = 1,5,5,
feedback = 0,
smooth_option = 0,
/
&physics
mp_physics = 2,2,2,
ra_lw_physics = 1,1,1,
ra_sw_physics = 2,2,2,
radt = 25,5,1,
cam_abs_dim2 = 27,
sf_sfclay_physics = 1,1,1,
sf_surface_physics = 2,2,2,
bl_pbl_physics = 1,1,1,
bldt = 0,0,0,
cu_physics = 1,0,0,
cudt = 5,0,0,
isfflx = 1,
ifsnow = 0,
icloud = 1,
surface_input_source = 1,
sst_update = 1,
num_soil_layers = 4,
mp_zero_out = 0,
num_land_cat = 21,
sf_urban_physics = 0,0,0,
/
&fdda
/
&dynamics
w_damping = 0,
diff_opt = 1,1,1,
km_opt = 1,4,4,
diff_6th_opt = 0,0,0,
diff_6th_factor = 0.12,0.12,0.12,
damp_opt = 0,
zdamp = 5000.,5000.,5000.,
base_temp = 290.,
dampcoef = 0.01,0.01,0.01,
khdif = 0,0,0,
kvdif = 0,0,0,
non_hydrostatic = .true.,.true.,.true.,
moist_adv_opt = 1,1,1,
scalar_adv_opt = 1,1,1,
/
&bdy_control
spec_bdy_width = 6,
spec_zone = 1,
relax_zone = 5,
specified = .true.,.flase.,.false.,
nested = .false.,.true.,.true.,
/
&grib2
/
&namelist_quilt
nio_tasks_per_group = 0,
nio_groups = 1,
/
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