[ snip snip snip...]

> Also there is a command called sync which flushes the file buffer to disk,
in
> the man page is says it only flushes the 'dirty' blocks to disk, and takes
a
> few more seconds to write the clean blocks.
>
> I'm not really sure what the differance is between dirty and clean, but my
> understand is that it takes all file that are in memory and forces them to
be
> writen to disk.

If dirty means the same thing for filesystem programming as it does in
database programming, it would cover any block that has been changed since
it was read from the disk.


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Another message from Jer Wiebe

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