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fleur
fleur
Commits
45c1a185
Commit
45c1a185
authored
Mar 24, 2017
by
ua741532
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An MPI_BARRIER added in cdnval.F90 to sinchronize RMA read.
parent
782158b4
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cdn/cdnval.F90
cdn/cdnval.F90
+4
-2
io/cdn_read.F
io/cdn_read.F
+0
-11
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cdn/cdnval.F90
View file @
45c1a185
...
...
@@ -540,8 +540,10 @@ CONTAINS
noccbd
,
n_start
,
n_end
,&
lapw
%
nmat
,
lapw
%
nv
,
ello
,
evdu
,
epar
,
kveclo
,&
lapw
%
k1
,
lapw
%
k2
,
lapw
%
k3
,
bkpt
,
wk
,
nbands
,
eig
,
zMat
)
#ifdef CPP_MPI
! Sinchronizes the RMA operations
if
(
l_evp
)
CALL
MPI_BARRIER
(
mpi
%
mpi_comm
,
ie
)
#endif
!IF (l_evp.AND.(isize.GT.1)) THEN
! eig(1:noccbd) = eig(n_start:n_end)
!ENDIF
...
...
io/cdn_read.F
View file @
45c1a185
...
...
@@ -158,17 +158,6 @@ c
< zmat=zmat)
ENDIF
#ifdef CPP_MPI
! The barrier here is not algorithmically required.
! Nevertheless it improves the performance, presumably because it
! synchronizes the processes and prevent the latency accumulating.
! U.Alekseeva 2015
!Note: this does not work, two problems:
! a) MPI_COMM_WORLD should not be used
! b) Not all processes might reach this point due to k-point parallelization
! call MPI_BARRIER(MPI_COMM_WORLD,mpiierr)
#endif
CALL timestop("cdn_read")
! IF (nbands>neigd) CALL juDFT_error("nbands.GT.neigd",calledby
...
...
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