/var/log/kaillerasrv.log {
    missingok
    notifempty
# �l�I�L�q
#    olddir /var/log/old
    sharedscripts
    postrotate
        killall kaillerasrv
        cd /var/kaillerasrv/ ; /var/kaillerasrv/kaillerasrv >> /var/log/kaillerasrv.log &
    endscript
}