迁移程序和数据库完成后,默认的rra数据并不能出图,
需要从旧机器上将rra数据导出到新机器上,附上脚本
#导出rra数据 
#!/bin/bash 
rrddump="/usr/bin/rrdtool dump" 
xmldir=/data/rraxml/ 
rradir=/var/www/html/cacti/rra/ 
for file in `find ${rradir} -mtime -20 |awk -F\/ '{print $NF}'` 
# find rra directory 2 days change 
         do 
                 ${rrddump} ${rradir}${file} > ${xmldir}/${file}.xml 
         done
#恢复rra数据 
#!/bin/bash 
rrdrestore="/usr/local/rrdtool/bin/rrdtool restore" 
xmldir=/data/rraxml/ 
for file in `find ${xmldir} |awk -F\/ '{print $NF}' |sed s/.xml//g` 
         do 
         echo $file 
                 ${rrdrestore} ${xmldir}${file}.xml /var/www/html/cacti/rra/${file} 
         done
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转载于:https://blog.51cto.com/songxj/1185240