Logrotate in Linux

Posted: June 10, 2018 in LOGROTATE, System Administration

Log rotate Configuration File.

# cat /etc/logrotate.conf
# see “man logrotate” for details
# rotate log files weekly
weekly

# keep 4 weeks worth of backlogs
rotate 4

# create new (empty) log files after rotating old ones
create

# use date as a suffix of the rotated file
dateext

# uncomment this if you want your log files compressed
#compress

# RPM packages drop log rotation information into this directory
include /etc/logrotate.d

# no packages own wtmp and btmp — we’ll rotate them here
/var/log/wtmp {
monthly
create 0664 root utmp
minsize 1M
rotate 1
}

/var/log/btmp {
missingok
monthly
create 0600 root utmp
rotate 1
}

# system-specific logs may be also be configured here.

 

Daily CRON Job logrotate added

# cat /etc/cron.daily/logrotate
#!/bin/sh
/usr/sbin/logrotate -s /var/lib/logrotate/logrotate.status /etc/logrotate.conf
EXITVALUE=$?
if [ $EXITVALUE != 0 ]; then
/usr/bin/logger -t logrotate “ALERT exited abnormally with [$EXITVALUE]”
fi
exit 0

 

Know the status cat /var/lib/logrotate/logrotate.status

Command to rotate logs manually try below commands

logrotate -f /etc/logrotate.conf
logrotate -vf /etc/logrotate.conf
logrotate -d /etc/logrotate.conf

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