Re: Unable to read corrupted binary DCD trajectory file

From: Viswanath Pasumarthi (
Date: Mon Sep 08 2014 - 10:38:45 CDT

> On 8 September 2014 16:43, Viswanath Pasumarthi
> <>
> wrote:
>> > You wouldn't be running a 32-bit OS, would you? There, file size is
>> > limited to just beyond 4 GB.
>> No, this is a 64-bit Windows 7 operating system. Cross checked it.
>> Yes, the OS may be 64bit. But the VMD build is 32bit. Matlab could also
>> be
> 32bit, so this is most likely the source of your problems.
> I usually just write each ns length of simulation to it's own DCD, thus
> avoiding such problems.

I am using 64-bit Matlab R2013b version, and the file system is NTFS,
which can handle files as large as 16 TB. I agree it is safe to follow
your technique, but I am curious to know the reason for the size limit and
more importantly, extract the data from this DCD file for now.
> Regards,
> Ajasja

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