/[MITgcm]/MITgcm_contrib/llc_hires/llc_90/code-async/asyncio_driver_init.F
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Contents of /MITgcm_contrib/llc_hires/llc_90/code-async/asyncio_driver_init.F

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Revision 1.1 - (show annotations) (download)
Tue Oct 3 00:09:12 2017 UTC (7 years, 10 months ago) by dimitri
Branch: MAIN
CVS Tags: HEAD
Small test case with set-up as similar as possible
to llc_4320 for testing asyncio and coupling to GEOS-5.

1 C $Header: /u/gcmpack/MITgcm_contrib/llc_hires/llc_4320/code-async/asyncio_driver_init.F,v 1.1 2013/09/20 12:38:03 dimitri Exp $
2 #include "CPP_EEOPTIONS.h"
3
4 SUBROUTINE ASYNCIO_DRIVER_INIT(
5 I mpiCommIO, mpiCommParent,
6 I sNx, sNy, Nr, OLx, OLy )
7 INTEGER mpiCommIO, mpiCommParent
8 INTEGER sNx, sNy, Nr, OLx, OLy
9
10 INTEGER IFNBLNK, ILNBLNK, I0, I1
11
12 C-- Driver for separate asynchronous I/O processes
13 C-- Bron is writing real code for this
14 INTEGER parCtxRank, parCtxNP
15 INTEGER ioCtxRank, ioCtxNP
16
17 CHARACTER*1024 msgBuf
18
19 CALL MPI_COMM_SIZE(mpiCommParent, parCtxNP, mpiRC )
20 CALL MPI_COMM_RANK(mpiCommParent, parCtxRank, mpiRC )
21
22 CALL MPI_COMM_SIZE(mpiCommIO, ioCtxNP, mpiRC )
23 CALL MPI_COMM_RANK(mpiCommIO, ioCtxRank, mpiRC )
24
25 WRITE(msgBuf,'(A,I6,A,I6,A,I6,A,I6)')
26 &'Parent rank ',parCtxRank,' of ',parCtxNP,
27 &' dedicated for I/O as rank ',ioCtxRank,' of ',ioCtxNP
28 I0=IFNBLNK(msgBuf)
29 I1=ILNBLNK(msgBuf)
30 PRINT *, msgBuf(I0:I1)
31
32 RETURN
33 END

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