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Sizable improvement in multigrid for unsquared.

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6000 matmuls CG unprec
2000 matmuls CG prec (4000 eo muls)
1050 matmuls PGCR on 16^3 x 32 x 8 m=.01

Substantial effort on timing and logging infrastructure
This commit is contained in:
Peter Boyle
2015-07-24 01:31:13 +09:00
parent 11c99d5e66
commit d1afebf71e
67 changed files with 945 additions and 753 deletions
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6
lib/algorithms/iterative/AdefGeneric.h
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@ -149,7 +149,7 @@ class TwoLevelFlexiblePcg : public LinearFunction<Field>
}
RealD rrn=sqrt(rn/ssq);
std::cout<<"TwoLevelfPcg: k= "<<k<<" residual = "<<rrn<<std::endl;
std::cout<<GridLogMessage<<"TwoLevelfPcg: k= "<<k<<" residual = "<<rrn<<std::endl;
// Stopping condition
if ( rn <= rsq ) {
@ -161,8 +161,8 @@ class TwoLevelFlexiblePcg : public LinearFunction<Field>
RealD srcnorm = sqrt(norm2(src));
RealD tmpnorm = sqrt(norm2(tmp));
RealD true_residual = tmpnorm/srcnorm;
std::cout<<"TwoLevelfPcg: true residual is "<<true_residual<<std::endl;
std::cout<<"TwoLevelfPcg: target residual was"<<Tolerance<<std::endl;
std::cout<<GridLogMessage<<"TwoLevelfPcg: true residual is "<<true_residual<<std::endl;
std::cout<<GridLogMessage<<"TwoLevelfPcg: target residual was"<<Tolerance<<std::endl;
return k;
}
}