From 30eaba2665373c46b63a95fb790d3db5efc2ad26 Mon Sep 17 00:00:00 2001
From: Dominic Kempf <dominic.kempf@iwr.uni-heidelberg.de>
Date: Mon, 9 Jan 2017 12:58:56 +0100
Subject: [PATCH] Use the eval command for grid size calculation
---
applications/poisson_dg/poisson_dg.mini | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/applications/poisson_dg/poisson_dg.mini b/applications/poisson_dg/poisson_dg.mini
index 52e85877..2be33366 100644
--- a/applications/poisson_dg/poisson_dg.mini
+++ b/applications/poisson_dg/poisson_dg.mini
@@ -3,8 +3,22 @@ __exec_suffix = deg{formcompiler.ufl_variants.degree}_{opcount_suffix}
opcount_suffix = opcount, nonopcount | expand opcount
+# Calculate the size of the grid to equlibritate it to 100 MB/rank
+# Input parameters
+mbperrank = 1
+ranks = 16
+floatingbytes = 8
+
+# Metaini Calculations
+totalmem = {mbperrank} * 1048576 * {ranks} | eval
+dofsperdir = {formcompiler.ufl_variants.degree} + 1 | eval
+celldofs = {dofsperdir} * {dofsperdir} * {dofsperdir} | eval
+totalcells = {totalmem} / ({floatingbytes} * {celldofs}) | eval
+cellsperdir = {totalcells} ** (1/3) | eval | toint
+
+# Setup the grid!
extension = 1.0 1.0 1.0
-cells = 16 16 16
+cells = {cellsperdir} {cellsperdir} {cellsperdir}
[wrapper.vtkcompare]
name = {__name}
--
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