VICOSYS

The dateext option for logrotate.conf is enabled by default in centos6

[william.ho@mail10a log]$ ls /var/log
anaconda.ifcfg.log anaconda.xlog btmp-20130401 cron-20130414 ftp.log maillog messages ntpstats secure-20130331 spooler-20130331 wtmp
anaconda.log anaconda.yum.log clamav cron-20130421 httpd maillog-20130331 messages-20130331 openwebmail.log secure-20130407 spooler-20130407 xferlog
anaconda.program.log audit cron dmesg iptraf maillog-20130407 messages-20130407 sa secure-20130414 spooler-20130414 yum.log
anaconda.storage.log boot.log cron-20130331 dmesg.old lastlog maillog-20130414 messages-20130414 sa-update.log secure-20130421 spooler-20130421
anaconda.syslog btmp cron-20130407 dracut.log mail maillog-20130421 messages-20130421 secure spooler tallylog

To disabled it, edit /etc/logrotate.conf and comment the line “dateext”

1: Get the source and extract

wget?http://www.keepalived.org/software/keepalived-1.2.7.tar.gz

tar xvfzp keepalived-1.2.7.tar.gz

2: Compile and install

cd keepalived-1.2.7
./configure
make
make install

3: init script

cp /usr/local/etc/rc.d/init.d/keepalived /etc/init.d/keepalived

vi /etc/init.d/keepalived

After line 19, add

PATH=$PATH:/usr/local/sbin

4: create directories and config file

mkdir -p /etc/keepalived
touch /etc/sysconfig/keepalived

vi /etc/keepalived/keepalived.conf

On master:

vrrp_script chk_ping {
script “ping -c 1 192.168.100.1”
interval 2 # check every 2 seconds
weight 2 # add 2 points of prio if OK
}

vrrp_instance VI_1 {
interface eth0
state MASTER
virtual_router_id 100
priority 101
virtual_ipaddress {
192.168.100.52/24 dev eth0
}
track_script {
chk_ping
}

}

On slave

vrrp_script chk_ping {
script “ping -c 1 192.168.100.1”
interval 2 # check every 2 seconds
weight 2 # add 2 points of prio if OK
}

vrrp_instance VI_1 {
interface eth0
state MASTER
virtual_router_id 100
priority 100
virtual_ipaddress {
192.168.100.52/24 dev eth0
}
track_script {
chk_ping
}

}

5: Start service

chkconfig keepalived on

service keepalived start

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