?????????????????????????????????????????????????????????????bug?????????????????????????Щ????????鷳??

???????????????vm????bug??????汻???????????velocity log????ζ??????vm????????????????????200bytes????????????30????????????200*30=6??000bytes???? 5.86K???????????????????????351.6K???????????????????????????μ?????vm???ж????????????????????

????bug??????????????????????????????????log?????????????絥?????1G??????Ч?????????????????????????????????д????????????????????

?????

?????????????????????velocity log????????????Σ????ü?????ζ?????velocity log???????????????

???????velocity log

???????????????log?????????????????????????????

?????????Σ?????crontab??????velocity log

??????????????????????????????????????vm??bug???????????????????????????????????

crontab?????????????linux?????????????????????????????????????velocity log??????????????????С??Χ???

??д??????log??shell?????????????crontab????????5?????????Ρ??????????￡?

***********************************************

cleanLog.sh ???????/home/admin????

echo ???? > Path/appName-velocity.log ? Path???????log·????appName????????????

***********************************************

crontab ?admin??crontab

*/5 * * * * sh /home/admin/cleanLog.sh ?????5??????????cleanLog.sh???

***********************************************

??????????????Ч???С????/??????log?????????????????????????????????????á?

????vm??bug?????????????????apache???????????????????????????????????С?????????????????????????