I am using GNU mpic++ compiler.
Does it can automatically support accessing a file by many parallel processes ?
> Date: Wed, 9 Mar 2011 22:54:18 -0800
> From: n8tm_at_[hidden]
> To: users_at_[hidden]
> Subject: Re: [OMPI users] Open MPI access the same file in parallel ?
> On 3/9/2011 8:57 PM, David Zhang wrote:
> > Under my programming environment, FORTRAN, it is possible to parallel
> > read (using native read function instead of MPI's parallel read
> > function). Although you'll run into problem when you try to parallel
> > write to the same file.
> If your Fortran compiler/library are reasonably up to date, you will
> need to specify action='read' as opening once with default readwrite
> will lock out other processes.
> Tim Prince
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