インテル® MPI ライブラリー・ランタイム環境入門ガイド

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1 MPI

2 Intel's Terms and Conditions of Sales ( ) 2

3 IntelIntel Intel Corporation * 2006 Intel Corporation. MPI MPI * (ANL) MPI MPICH2* NBCL (Network-Based Computing Laboratory) MVAPICH2* InfiniBand* RDMA 3

4 2 MPI MPI MPD MPI MPD

5 MPI MPI (Message Passing Interface) v2 (MPI-2) MPI MPI MPI MPI-1 MPI-2 () o o DAPL* RDMA (InfiniBand* Myrinet* ) o : Ethernet* Gigabit Ethernet* TCP/IP IA-32 Itanium : o C++ Linux* 7.1 o Fortran Linux* 7.1 o GNU* C C++ Fortran : o C++ Linux* 8.1 o Fortran Linux* 8.1 GNU* C C++ Fortran 95 5

6 MPI-2 MPI-1 (RDMA ) I/O MPD (Multi-Purpose Daemons) mpiexec MPI-2 6

7 MPI MPI MPI MPD MPI 1: MPI 7

8 1. MPI mpivars.[c]sh source <installdir>/bin <installdir>/bin64 ( ) 2. $HOME/.mpd.conf MPD secretword=<mpd secret word> Linux <mpd secret word> MPD 3. chmod $HOME/.mpd.conf $ chmod 600 $HOME/.mpd.conf 4. PATH.mpd.conf rsh <node> $ rsh <node> env $ rsh <node> cat $HOME/.mpd.conf mpd.hosts 6. mpirun $ mpirun -n <# of processes>./test 7. ( ) 8

9 1. MPD MPI MPD (Multi-Purpose Daemon) mpicc ( ) MPD MPD 1 MPD MPD : 1..cshrc.bashrc PATH <installdir>/bin ( <installdir>/bin64) MPI mpivars.[c]sh PATH Python* 2.2 LD_LIBRARY_PATH *vars.[c]sh 2. $HOME/.mpd.conf MPD secretword=<mpd secret word> Linux <mpd secret word> MPD 3. chmod $HOME/.mpd.conf $ chmod 600 $HOME/.mpd.conf 9

10 4. PATH.mpd.conf rsh <node> $ rsh <node> env $ rsh <node> cat $HOME/.mpd.conf 1 rsh ssh mpd.hosts 6. mpdallexit MPD $ mpdallexit 7. mpdboot MPD $ mpdboot -n <#nodes> $PWD/mpd.hosts mpd.hosts mpdboot MPD 8. mpdtrace MPD $ mpdtrace MPD mpd.hosts rsh ssh ssh rsh ssh r ssh mpdboot 10

11 2. MPI MPI I_MPI_DEVICE I_MPI_DEVICE 値 sock shm ssm rdma[:<provider>] rdssm[:<provider>] TCP/Ethernet/ () TCP + (Ethernet SMP ) InfiniBand Myrinet ( DAPL ) TCP + + DAPL (RDMA SMP ) shm rdma 1 DAPL 3. MPI MPI mpiexec $ mpiexec -n <# of processes>./myprog -n mpiexec genv I_MPI_DEVICE shm MPI $ mpiexec -genv I_MPI_DEVICE shm -n <# of processes>./a.out rdma 11

12 $ mpiexec -genv I_MPI_DEVICE rdma -n <# of processes>./a.out MPI MPI 12

13 MPI MPI : 1. Python v2.2 PATH $ rsh <nodename> python -V 2.2 Python v2.2 Python PATH 2. python-xml* libxml2-python* Python XML $ rpm qa grep python-xml $ rpm qa grep libxml2-python "python-xml" "libxml2-python" 3. expat* pyxml* XML $ rpm qa grep expat $ rpm qa grep pyxml "expat" "pyxml" 13

14 4. <installdir>/bin ( <installdir>/bin64) PATH $ rsh <nodename> which mpiexec 5. PATH LD_LIBRARY_PATH $ mpiexec n <# of processes> env grep PATH mpiexec mpd *vars.[c]sh C $. /opt/intel/cc/< バージョン情報 >/bin/iccvars.sh 6. <installdir>/lib ( <installdir>/lib64) LD_LIBRARY_PATH LD_LIBRARY_PATH $ mpiexec n <# of processes> env grep PATH MPD mpd # mpd & # mpdtrace # mpdallexit mpdtrace MPD MPD MPD mpdtrace 14

15 MPD mpdtrace 1. MPD a. MPD $ mpdallexit b. $ rsh <nodename> ps -ael grep python $ rsh <nodename> kill -9 <remaining python processes> c. MPD $ mpdboot [<options>] d. MPD $ mpdtrace 2. mpdtrace MPD a. 1 MPD mpdboot $ mpdboot d v [<options>] rsh : launch cmd= rsh -n <nodename> '<installdir>/bin/mpd \ -h <nodename> -p <port-number> --ncpus=<ncpus> -e -d' b. rsh : $ rsh -n <nodename> '<installdir>/bin/mpd \ -h <nodename> -p <port-number> --ncpus=<ncpus> -e -d' c. rsh rsh <nodename> rsh () <installdir>/bin/mpd 15

16 .mpd.conf ( ) 1. MPI 2. InfiniBand Myrinet RDMA 3. a) sock $ mpiexec -n 2 -env I_MPI_DEBUG 2 env I_MPI_DEVICE sock \./a.out 1 sock b) ssm $ mpiexec -n 2 -env I_MPI_DEBUG 2 env I_MPI_DEVICE ssm./a.out 1 ssm c) $ mpiexec -n 2 -env I_MPI_DEBUG 2 -env I_MPI_DEVICE <device> \./a.out <device> shm rdma rdssm mpiexec 1 I_MPI_DEVICE 16

Microsoft Word - Getting_Started.doc

Microsoft Word - Getting_Started.doc ( 参考訳 ) 著作権と商標について本資料に掲載されている情報はインテル製品の概要説明を目的としたものです本資料は明示されているか否かにかかわらずまた禁反言によるとよらずにかかわらずいかなる知的財産権のライセンスを許諾するためのものではありません製品に付属の売買契約書 Intel's Terms and Conditions of Sales に規定されている場合を除きインテルはいかなる責を負うものではなく