On Tue, Aug 14, 2007 at 11:44:56AM +1000, Stewart Smith wrote:
> > Since the database fits in RAM, the only kind of access Mysql is doing
> > is writing to the innodb log, the mysql binlog and finally to the innodb
> > database files.
> > There are certainly a whole lot of fsync'ing happening.
>
> yes. Keep in mind that the binlog grows in file size too... so this has
> to sync all the metadata as well (ick, i know).
It might be an interesting experiment to see if it still happens
with the file system remounted as ext2. ext2 has a much more
benign fsync than ext3.
-Andi
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