Skip to content
GitLab
Projects
Groups
Snippets
Help
Loading...
Help
Help
Support
Community forum
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
A
amdis
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Service Desk
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Operations
Operations
Incidents
Environments
Packages & Registries
Packages & Registries
Container Registry
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
Aland, Sebastian
amdis
Commits
a1d45889
Commit
a1d45889
authored
Oct 11, 2012
by
Thomas Witkowski
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
Fixed augmented coarse space, added first support for symmetric FETI-DP problems.
parent
baad4364
Changes
6
Hide whitespace changes
Inline
Side-by-side
Showing
6 changed files
with
53 additions
and
64 deletions
+53
-64
AMDiS/src/parallel/PetscSolver.cc
AMDiS/src/parallel/PetscSolver.cc
+1
-0
AMDiS/src/parallel/PetscSolver.h
AMDiS/src/parallel/PetscSolver.h
+7
-0
AMDiS/src/parallel/PetscSolverFeti.cc
AMDiS/src/parallel/PetscSolverFeti.cc
+34
-44
AMDiS/src/parallel/PetscSolverFetiOperators.cc
AMDiS/src/parallel/PetscSolverFetiOperators.cc
+2
-14
AMDiS/src/parallel/PetscSolverFetiStructs.h
AMDiS/src/parallel/PetscSolverFetiStructs.h
+0
-2
AMDiS/src/parallel/PetscSolverGlobalMatrix.cc
AMDiS/src/parallel/PetscSolverGlobalMatrix.cc
+9
-4
No files found.
AMDiS/src/parallel/PetscSolver.cc
View file @
a1d45889
...
...
@@ -24,6 +24,7 @@ namespace AMDiS {
:
ParallelCoarseSpaceMatVec
(),
kspPrefix
(
""
),
removeRhsNullspace
(
false
),
isSymmetric
(
false
),
hasConstantNullspace
(
false
)
{
string
kspStr
=
""
;
...
...
AMDiS/src/parallel/PetscSolver.h
View file @
a1d45889
...
...
@@ -110,6 +110,11 @@ namespace AMDiS {
removeRhsNullspace
=
b
;
}
void
setSymmetric
(
bool
b
)
{
isSymmetric
=
b
;
}
/// Adds a new vector to the basis of the operator's nullspace.
void
addNullspaceVector
(
SystemVector
*
vec
)
{
...
...
@@ -165,6 +170,8 @@ namespace AMDiS {
bool
hasConstantNullspace
;
bool
isSymmetric
;
vector
<
int
>
constNullspaceComponent
;
};
...
...
AMDiS/src/parallel/PetscSolverFeti.cc
View file @
a1d45889
...
...
@@ -72,6 +72,8 @@ namespace AMDiS {
Parameters
::
get
(
"parallel->print timings"
,
printTimings
);
Parameters
::
get
(
"parallel->feti->augmented lagrange"
,
augmentedLagrange
);
Parameters
::
get
(
"parallel->feti->symmetric"
,
isSymmetric
);
}
...
...
@@ -98,6 +100,7 @@ namespace AMDiS {
if
(
subdomain
==
NULL
)
{
subdomain
=
new
PetscSolverGlobalMatrix
();
subdomain
->
setSymmetric
(
isSymmetric
);
if
(
meshLevel
==
0
)
{
subdomain
->
setMeshDistributor
(
meshDistributor
,
...
...
@@ -699,6 +702,7 @@ namespace AMDiS {
}
}
bool
PetscSolverFeti
::
testWirebasketEdge
(
BoundaryObject
&
edge
,
const
FiniteElemSpace
*
feSpace
)
{
Element
*
el
=
edge
.
el
;
...
...
@@ -716,6 +720,7 @@ namespace AMDiS {
return
(
counter
==
2
);
}
void
PetscSolverFeti
::
createMatAugmentedLagrange
(
vector
<
const
FiniteElemSpace
*>
&
feSpaces
)
{
FUNCNAME
(
"PetscSolverFeti::createMatAugmentedLagrange()"
);
...
...
@@ -728,18 +733,33 @@ namespace AMDiS {
nOverallEdges
=
0
;
InteriorBoundary
&
intBound
=
meshDistributor
->
getIntBoundary
();
std
::
set
<
BoundaryObject
>
allEdges
;
for
(
InteriorBoundary
::
iterator
it
(
intBound
.
getOwn
());
!
it
.
end
();
++
it
)
for
(
InteriorBoundary
::
iterator
it
(
intBound
.
getOwn
());
!
it
.
end
();
++
it
)
{
if
(
it
->
rankObj
.
subObj
==
EDGE
&&
testWirebasketEdge
(
it
->
rankObj
,
feSpaces
[
0
])
&&
allEdges
.
count
(
it
->
rankObj
)
==
0
)
allEdges
.
insert
(
it
->
rankObj
);
allEdges
.
count
(
it
->
rankObj
)
==
0
)
{
bool
dirichletOnlyEdge
=
true
;
DofContainer
edgeDofs
;
it
->
rankObj
.
el
->
getAllDofs
(
feSpaces
[
0
],
it
->
rankObj
,
edgeDofs
);
for
(
DofContainer
::
iterator
dit
=
edgeDofs
.
begin
();
dit
!=
edgeDofs
.
end
();
++
dit
)
{
if
(
dirichletRows
[
feSpaces
[
0
]].
count
(
**
dit
)
==
0
)
{
dirichletOnlyEdge
=
false
;
break
;
}
}
if
(
!
dirichletOnlyEdge
)
allEdges
.
insert
(
it
->
rankObj
);
}
}
nRankEdges
=
allEdges
.
size
();
int
rStartEdges
=
0
;
mpi
::
getDofNumbering
(
mpiCommGlobal
,
nRankEdges
,
rStartEdges
,
nOverallEdges
);
MSG
(
"nRankEdges = %d, nOverallEdges = %d
\n
"
,
nRankEdges
,
nOverallEdges
);
nRankEdges
*=
feSpaces
.
size
();
rStartEdges
*=
feSpaces
.
size
();
nOverallEdges
*=
feSpaces
.
size
();
...
...
@@ -754,13 +774,10 @@ namespace AMDiS {
int
rowCounter
=
rStartEdges
;
for
(
std
::
set
<
BoundaryObject
>::
iterator
edgeIt
=
allEdges
.
begin
();
edgeIt
!=
allEdges
.
end
();
++
edgeIt
)
{
for
(
int
i
=
0
;
i
<
feSpaces
.
size
();
i
++
)
{
DofContainer
edgeDofs
;
edgeIt
->
el
->
getAllDofs
(
feSpaces
[
i
],
*
edgeIt
,
edgeDofs
);
MSG
(
"SIZE = %d
\n
"
,
edgeDofs
.
size
());
for
(
DofContainer
::
iterator
it
=
edgeDofs
.
begin
();
it
!=
edgeDofs
.
end
();
++
it
)
{
TEST_EXIT_DBG
(
isPrimal
(
feSpaces
[
i
],
**
it
)
==
false
)
...
...
@@ -1032,38 +1049,7 @@ namespace AMDiS {
MatShellSetOperation
(
tmp
,
MATOP_MULT
,
(
void
(
*
)(
void
))
petscMultMatSchurPrimalAugmented
);
schurPrimalAugmentedData
.
testMode
=
false
;
MatComputeExplicitOperator
(
tmp
,
&
mat_schur_primal
);
schurPrimalAugmentedData
.
testMode
=
true
;
{
Vec
tvec0
,
tvec1
;
VecCreateMPI
(
PETSC_COMM_WORLD
,
primalDofMap
.
getRankDofs
()
+
nRankEdges
,
primalDofMap
.
getOverallDofs
()
+
nOverallEdges
,
&
tvec0
);
VecDuplicate
(
tvec0
,
&
tvec1
);
if
(
meshDistributor
->
getMpiRank
()
==
0
)
VecSetValue
(
tvec0
,
12
,
0.0
,
INSERT_VALUES
);
VecAssemblyBegin
(
tvec0
);
VecAssemblyEnd
(
tvec1
);
MatMult
(
tmp
,
tvec0
,
tvec1
);
// VecView(tvec1, PETSC_VIEWER_STDOUT_WORLD);
PetscReal
n
,
a
,
b
;
VecNorm
(
tvec1
,
NORM_2
,
&
n
);
VecMax
(
tvec1
,
PETSC_NULL
,
&
a
);
VecMin
(
tvec1
,
PETSC_NULL
,
&
b
);
MSG
(
"DIE WERTE SIND %e %e %e
\n
"
,
n
,
a
,
b
);
}
// MatView(mat_schur_primal, PETSC_VIEWER_STDOUT_WORLD);
MatDestroy
(
&
tmp
);
schurPrimalAugmentedData
.
subSolver
=
NULL
;
...
...
@@ -1180,8 +1166,13 @@ namespace AMDiS {
KSPSetType
(
ksp_interior
,
KSPPREONLY
);
PC
pc_interior
;
KSPGetPC
(
ksp_interior
,
&
pc_interior
);
PCSetType
(
pc_interior
,
PCLU
);
PCFactorSetMatSolverPackage
(
pc_interior
,
MATSOLVERUMFPACK
);
if
(
isSymmetric
)
{
PCSetType
(
pc_interior
,
PCCHOLESKY
);
PCFactorSetMatSolverPackage
(
pc_interior
,
MATSOLVERMUMPS
);
}
else
{
PCSetType
(
pc_interior
,
PCLU
);
PCFactorSetMatSolverPackage
(
pc_interior
,
MATSOLVERUMFPACK
);
}
KSPSetFromOptions
(
ksp_interior
);
fetiDirichletPreconData
.
mat_lagrange_scaled
=
&
mat_lagrange_scaled
;
...
...
@@ -1744,10 +1735,7 @@ namespace AMDiS {
createDirichletData
(
*
mat
);
createFetiData
();
// dirichletRows.clear();
// === Create matrices for the FETI-DP method. ===
if
(
printTimings
)
...
...
@@ -1756,6 +1744,8 @@ namespace AMDiS {
subdomain
->
fillPetscMatrix
(
mat
);
dbgMatrix
();
if
(
printTimings
)
{
MPI
::
COMM_WORLD
.
Barrier
();
MSG
(
"FETI-DP timing 02: %.5f seconds (creation of interior matrices)
\n
"
,
...
...
AMDiS/src/parallel/PetscSolverFetiOperators.cc
View file @
a1d45889
...
...
@@ -66,11 +66,6 @@ namespace AMDiS {
PetscInt
muLocalSize
=
allLocalSize
-
primalLocalSize
;
PetscInt
muSize
=
allSize
-
primalSize
;
if
(
data
->
testMode
)
{
VecView
(
x
,
PETSC_VIEWER_STDOUT_WORLD
);
MSG
(
"LOCAL SIZE: %d %d %d
\n
"
,
allLocalSize
,
primalLocalSize
,
muLocalSize
);
}
VecCreateMPI
(
PETSC_COMM_WORLD
,
muLocalSize
,
muSize
,
&
x_mu
);
VecCreateMPI
(
PETSC_COMM_WORLD
,
muLocalSize
,
muSize
,
&
y_mu
);
...
...
@@ -81,17 +76,10 @@ namespace AMDiS {
VecGetArray
(
x_primal
,
&
primalValue
);
VecGetArray
(
x_mu
,
&
muValue
);
for
(
int
i
=
0
;
i
<
primalLocalSize
;
i
++
)
{
if
(
data
->
testMode
&&
allValue
[
i
]
!=
1.0
)
MSG
(
"ONE IS in %d ith local primal value!
\n
"
,
i
);
for
(
int
i
=
0
;
i
<
primalLocalSize
;
i
++
)
primalValue
[
i
]
=
allValue
[
i
];
}
for
(
int
i
=
0
;
i
<
muLocalSize
;
i
++
)
{
if
(
data
->
testMode
&&
allValue
[
primalLocalSize
+
i
]
!=
0.0
)
MSG
(
"ONE IS in %d ith local mu value!
\n
"
,
primalLocalSize
+
i
);
for
(
int
i
=
0
;
i
<
muLocalSize
;
i
++
)
muValue
[
i
]
=
allValue
[
primalLocalSize
+
i
];
}
VecRestoreArray
(
x
,
&
allValue
);
VecRestoreArray
(
x_primal
,
&
primalValue
);
...
...
AMDiS/src/parallel/PetscSolverFetiStructs.h
View file @
a1d45889
...
...
@@ -65,8 +65,6 @@ namespace AMDiS {
PetscSolver
*
subSolver
;
bool
nestedVec
;
bool
testMode
;
};
...
...
AMDiS/src/parallel/PetscSolverGlobalMatrix.cc
View file @
a1d45889
...
...
@@ -239,11 +239,16 @@ namespace AMDiS {
KSPSetOptionsPrefix
(
kspInterior
,
"interior_"
);
KSPSetType
(
kspInterior
,
KSPPREONLY
);
KSPGetPC
(
kspInterior
,
&
pcInterior
);
PCSetType
(
pcInterior
,
PCLU
);
if
(
subdomainLevel
==
0
)
PCFactorSetMatSolverPackage
(
pcInterior
,
MATSOLVERUMFPACK
);
else
if
(
isSymmetric
)
{
PCSetType
(
pcInterior
,
PCCHOLESKY
);
PCFactorSetMatSolverPackage
(
pcInterior
,
MATSOLVERMUMPS
);
}
else
{
PCSetType
(
pcInterior
,
PCLU
);
if
(
subdomainLevel
==
0
)
PCFactorSetMatSolverPackage
(
pcInterior
,
MATSOLVERUMFPACK
);
else
PCFactorSetMatSolverPackage
(
pcInterior
,
MATSOLVERMUMPS
);
}
KSPSetFromOptions
(
kspInterior
);
}
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
.
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment