# 每周六凌晨一次的全备份。
20 4 * * 6 /root/fullbackupdata.sh
数据库全备份的脚本
#!/bin/bash
dateformat=$(date +"%Y-%m-%d")
direc=/mnt/backup
fulldir=$direc/full
logdir=/home/backuplog
fulllog=$logdir/fulllog
applylog=$logdir/applylog
User=root
PassWord=root
for i in $fulllog $applylog $fulldir
do
if [ ! -d $i ]; then
mkdir -pv $i
fi
done
if [ ! -d $fulldir/$dateformat ]; then
innobackupex --user=$User --password=$PassWord --no-timestamp $fulldir/$dateformat >> $fulllog/fullbackup.log.$dateformat 2>&1 &
#innobackupex --user=$User --password=$PassWord --apply-log --use-memory=1024MB $fulldir/$dateformat >> $applylog/apply.log.$dateformat 2>&1 &
else
echo "Don‘t backup database, because of directroy not found!" >> $logdir/error_full.log.$dateformat 2>&1 &
exit 1
fi
# 每天一次的全增量（以全备份为基础的增量），每两个小时一次的增量备份（以全增量为基础的增量）
10 1-23/2 * * * /root/incrementbackupdata.sh
#!/bin/bash
# define some variables
User=root
PassWord=root
dateFull=$(date +"%Y-%m-%d")
datetime=$(date +"%Y-%m-%d")
dateIncre=$(date +"%Y-%m-%d_%H-%M-%S")
direc=/mnt/backup
fulldir=$direc/full
Increment=$direc/increment
logdir=/home/backuplog
incrementlog=$logdir/incrementlog
# The first incremental backup of a week‘s full backup.
if [ ! -d $Increment/$dateFull ]; then
mkdir -p $Increment/$dateFull
fullfilename=$(ls -lt $fulldir | sed -n 2p | awk ‘{print $9}‘)
innobackupex --user=$User --password=$PassWord --use-memory=1024MB --no-timestamp --incremental $Increment/$dateFull/$datetime --incremental-basedir=$fulldir/$fullfilename >> $incrementlog/increment.log.$dateFull 2>&1 &
fi
# Incremental backups from the first incremental backups.
if [ -d $Increment/$dateFull/$dateFull ]; then
cd $Increment/$dateFull
fileName=$(ls -lt $Increment/$dateFull | sed -n 2p | awk ‘{print $9}‘)
innobackupex --user=$User --password=$PassWord --use-memory=1024MB --no-timestamp --incremental $Increment/$dateFull/$dateIncre --incremental-basedir=$Increment/$dateFull/$fileName>> $incrementlog/increment.log.$dateIncre 2>&1 &
fi
原文：http://ting2junshui.blog.51cto.com/975290/1731284