136 lines
5.4 KiB
Matlab
136 lines
5.4 KiB
Matlab
function slaveParallel(whoiam,ThisMatlab)
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% In a parallelization context, this function is launched on slave
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% machines, to initialize MATLAB and DYNARE environment and waits for
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% instructions sent by the Master.
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%
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% INPUTS
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% whoiam [int] index number of this CPU among all CPUs in the
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% cluster
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% ThisMatlab [int] index number of this slave machine in the cluster
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% Copyright (C) 2009 Dynare Team
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%
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% This file is part of Dynare.
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%
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% Dynare is free software: you can redistribute it and/or modify
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% it under the terms of the GNU General Public License as published by
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% the Free Software Foundation, either version 3 of the License, or
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% (at your option) any later version.
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%
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% Dynare is distributed in the hope that it will be useful,
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% but WITHOUT ANY WARRANTY; without even the implied warranty of
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% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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% GNU General Public License for more details.
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%
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% You should have received a copy of the GNU General Public License
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% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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global funcName
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warning off;
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diary off;
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delete( ['slaveParallel_',int2str(whoiam),'.log']);
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diary( ['slaveParallel_',int2str(whoiam),'.log']);
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% configure dynare environment
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dynareroot = dynare_config();
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% Load input data
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load( ['slaveParallel_input',int2str(whoiam)])
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%loads fGlobalVar Parallel
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if exist('fGlobalVar'),
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globalVars = fieldnames(fGlobalVar);
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for j=1:length(globalVars),
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eval(['global ',globalVars{j},';'])
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end
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struct2local(fGlobalVar);
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clear fGlobalVar
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end
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t0=clock;
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fslave = dir( ['slaveParallel_input',int2str(whoiam),'.mat']);
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while (etime(clock,t0)<1200 && ~isempty(fslave)) || ~isempty(dir(['stayalive',int2str(whoiam),'.txt'])),
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if ~isempty(dir(['stayalive',int2str(whoiam),'.txt'])),
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t0=clock;
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delete(['stayalive',int2str(whoiam),'.txt']);
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end
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% I wait for 20 min or while mater asks to exit (i.e. it cancels fslave file)
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pause(1);
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fjob = dir(['slaveJob',int2str(whoiam),'.mat']);
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if ~isempty(fjob),
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clear fGlobalVar fInputVar fblck nblck fname
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load(['slaveJob',int2str(whoiam),'.mat']);
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funcName=fname; % update global job name
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% loads values for fblck nblck fname fGlobalVar fInputVar
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delete(['slaveJob',int2str(whoiam),'.mat']);
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if exist('fGlobalVar'),
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globalVars = fieldnames(fGlobalVar);
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% for j=1:length(globalVars),
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% eval(['global ',globalVars{j},';'])
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% end
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struct2local(fGlobalVar);
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end
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fInputVar.Parallel = Parallel;
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% Launch the routine to be run in parallel
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tic,
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fOutputVar = feval(fname, fInputVar ,fblck, nblck, whoiam, ThisMatlab);
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toc,
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if isfield(fOutputVar,'OutputFileName'),
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OutputFileName = fOutputVar.OutputFileName;
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else
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OutputFileName = '';
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end
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if(whoiam)
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% Save the output result
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save([ fname,'_output_',int2str(whoiam),'.mat'],'fOutputVar' )
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% Inform the master that the job is finished, and transfer the output data
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if Parallel(ThisMatlab).Local
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delete(['P_',fname,'_',int2str(whoiam),'End.txt']);
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else
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if isunix || (~matlab_ver_less_than('7.4') && ismac),
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for j=1:size(OutputFileName,1),
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system(['scp ',OutputFileName{j,1},OutputFileName{j,2},' ',Parallel(ThisMatlab).user,'@',fInputVar.MasterName,':',fInputVar.DyMo,'/',OutputFileName{j,1}]);
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end
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system(['scp ',fname,'_output_',int2str(whoiam),'.mat ',Parallel(ThisMatlab).user,'@',fInputVar.MasterName,':',fInputVar.DyMo]);
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system(['ssh ',Parallel(ThisMatlab).user,'@',fInputVar.MasterName,' rm -f ',fInputVar.DyMo,'/P_',fname,'_',int2str(whoiam),'End.txt']);
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% system(['fusermount -u ~/MasterRemoteMirror_',fname,'_',int2str(whoiam)]);
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% system(['rm -r ~/MasterRemoteMirror_',fname,'_',int2str(whoiam)]);
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else
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for j=1:size(OutputFileName,1),
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copyfile([OutputFileName{j,1},OutputFileName{j,2}],['\\',fInputVar.MasterName,'\',fInputVar.DyMo(1),'$\',fInputVar.DyMo(4:end),'\',OutputFileName{j,1}])
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end
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copyfile([fname,'_output_',int2str(whoiam),'.mat'],['\\',fInputVar.MasterName,'\',fInputVar.DyMo(1),'$\',fInputVar.DyMo(4:end)]);
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delete(['\\',fInputVar.MasterName,'\',fInputVar.DyMo(1),'$\',fInputVar.DyMo(4:end),'\P_',fname,'_',int2str(whoiam),'End.txt']);
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end
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end
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end
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disp(['Job ',fname,' on CPU ',int2str(whoiam),' completed.'])
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t0 =clock; % re-set waiting time of 20 mins
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end
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fslave = dir( ['slaveParallel_input',int2str(whoiam),'.mat']); % check if Master asks to exit
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end
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if Parallel(ThisMatlab).Local
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delete(['P_slave_',int2str(whoiam),'End.txt']);
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else
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if isunix || (~matlab_ver_less_than('7.4') && ismac),
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system(['ssh ',Parallel(ThisMatlab).user,'@',fInputVar.MasterName,' rm -f ',fInputVar.DyMo,'/P_slave_',int2str(whoiam),'End.txt']);
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else
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delete(['\\',fInputVar.MasterName,'\',fInputVar.DyMo(1),'$\',fInputVar.DyMo(4:end),'\P_slave_',int2str(whoiam),'End.txt']);
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end
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end
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disp(['slaveParallel on CPU ',int2str(whoiam),' completed.'])
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diary off;
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exit;
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