cnfsstat issue?

Russ Allbery rra at
Mon Feb 25 21:31:04 UTC 2013

Jesse Rehmer <jesse.rehmer at> writes:

> I am running 2.5.3.  Interestingly enough, I just restarted INN and now
> it is displaying the same information with and without the -a flag as I
> would expect.  Not sure how it was out of sync, but it seems to be fine
> now.  Is it possible there is some corruption in either history or the
> cycbuff itself?

Most likely some interaction with the system page cache and mmap was
causing the CNFS headers to not be flushed to disk where cnfsstat would
see updated information.

When you give cnfsstat the -a option, it scans through the whole buffer
rather than just trusting the header.

Russ Allbery (rra at             <>

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