[dundee] MySQL backup woes

Kris Davidson davidson.kris at gmail.com
Mon Feb 15 10:23:10 UTC 2010


Forgot to say I'm using

for DB in $($MYSQL -u ${MYSQLUSER} -p${MYSQLPASSWORD} -e 'show
databases' -s --skip-column-names); do  $MYSQLDUMP -u ${MYSQLUSER} -h
localhost -p${MYSQLPASSWORD} --single-transaction $DB | $GZIP >
${BACKUP}/${DBFILE}; done

to backup, I've tried not compressing, using a single .sql file, using
multiple etc.

Kris

On 15 February 2010 10:05, Kris Davidson <davidson.kris at gmail.com> wrote:
> Got a Dell Poweredge DX-250 (Quad Core Intel Xeon 2.40Ghz, 1GB ECC
> DDR2 RAM, 160GB SATA 7,200RPM HD ) running Debian Lenny with the
> 2.6.26-2-686
> kernel (previously upgraded from an Etch install). It doesn't really
> run much - DNS, Apache and FTP. Its not under heavy load.
>
> Anyway, I've been cleaning and sorting the server out and decided to
> schedule some backups:
>
> 2,643,619 files into a 6GB archive
> 34 databases, 600MBs worth into a 100MB archive
>
> Now the files backup in about 2 hours while the databases take 5
> hours. The time seems excessive to me, I'm use to long backup times on
> large databases (10GB+) but these don't seem all that large.
>
> Anyone just wondering if anyone had advice or suggestions?
>
> kris
>



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