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Date:      Sat, 25 Jul 1998 15:51:48 -0500
From:      Karl Denninger  <karl@mcs.net>
To:        current@FreeBSD.ORG
Subject:   MMAP problems
Message-ID:  <19980725155148.43084@mcs.net>

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Hi folks,

I believe I have found a rather serious MMAP problem in -CURRENT.

Diablo (the news system) is the test case; with MMAP enabled it will randomly 
write exactly one block (512 bytes) of zeros into the article spool files 
rather than the proper data - its almost like an update via MMAP isn't 
actually happening when it should, and is being thrown away.  This shows 
up as a corrupted batch when you try to transmit to others.

I'm working on trying to isolate this, and will have more when I know
better what is going on.

--
-- 
Karl Denninger (karl@MCS.Net)| MCSNet - Serving Chicagoland and Wisconsin
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