more longrun fixes

Author: juliasloan25

.buildkite/longruns/pipeline.yml

@@ -99,6 +99,7 @@ steps:
           queue: clima
           slurm_mem: 32GB
           slurm_gpus: 1
+        timeout_in_minutes: 2160 # 36 hours
 
   - group: "AMIP simulations"
 

experiments/ClimaEarth/components/land/climaland_integrated.jl

@@ -185,7 +185,9 @@ function ClimaLandSimulation(
     #  code itself requires a surface temperature as input.
     @. p.T_sfc = orog_adjusted_T_surface
 
-    updateat = [promote(tspan[1]:dt:(tspan[2] + dt)...)...] # add an extra time at end in case sim steps over end
+    # Update cos(zenith angle) within land model every hour
+    update_dt = dt isa ITime ? ITime(3600) : 3600
+    updateat = [promote(tspan[1]:update_dt:(tspan[2] + dt)...)...] # add an extra time at end in case sim steps over end
     updatefunc = CL.make_update_drivers(CL.get_drivers(model))
     driver_cb = CL.DriverUpdateCallback(updateat, updatefunc)
 

experiments/ClimaEarth/user_io/diagnostics_plots.jl

@@ -113,6 +113,12 @@ function make_plots_generic(
             vars_left_to_plot -= 1
             continue
         end
+        if minimum(var.data) == maximum(var.data)
+            @warn "$(short_name(var)) diagnostic is spatially constant - skipping plot"
+            vars_left_to_plot -= 1
+            continue
+        end
+
         if grid_pos > MAX_PLOTS_PER_PAGE
             fig = makefig()
             grid = gridlayout()
@@ -133,6 +139,9 @@ function make_plots_generic(
         end
     end
 
+    # Return early if there are no plots to save
+    isempty(summary_files) && return nothing
+
     # Save plots
     output_file = joinpath(plot_path, "$(output_name).pdf")