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Re: [sup-devel] [PATCH 2/2] Use nanosecond resolution of mtime for generating the unique id for each message

Excerpts from Mark Alexander's message of Fri Mar 19 15:17:01 -0400 2010:
> Excerpts from Michael Stapelberg's message of Fri Mar 19 11:36:37 -0400 2010:
> > the attached patch uses nanosecond resolution to generate the unique id for
> > each message of a maildir. This is necessary because I have about 2000 messages
> > which have the same mtime and size.
> 
> This a great idea, but if I understand correctly, it requires a file
> system that supports nanosecond resolution on timestamps, like ext4.
> Those of us on ext3 are out of luck, apparently:
> 
>   https://ext4.wiki.kernel.org/index.php/Ext4_Howto#Inode-related_features

Would inserting an SHA1 into the id solve these problems, or does it just 
introduce more problems?
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