Using the script you can get the alert message from the replication server if replication is down or not working.<\/p>\n
\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2013<\/p>\n
#!\/bin\/bash<\/p>\n
PATH=\/usr\/local\/sbin:\/usr\/local\/bin:\/usr\/sbin:\/usr\/bin:\/sbin:\/bin<\/p>\n
#script checking the replication is running or not.<\/p>\n
#If replication is down then sent the alert mail.<\/p>\n
slave_server_hostname=192.168.10.1<\/p>\n
###check if already notified###<\/p>\n
cd \/root<\/p>\n
if [ -f slave_problem.txt ]; then<\/p>\n
rm -rf \/root\/slave_problem.txt<\/p>\n
exit 1;<\/p>\n
fi<\/p>\n
<\/p>\n
###Check if slave running###<\/p>\n
(<\/p>\n
echo \u201cshow slave status \\G;\u201d<\/p>\n
) | mysql -u username -h $slave_server_hostname -ppassword 2>&1 | grep \u201cSlave_IO_Running: No\u201d<\/p>\n
if [ “$?” -ne “1” ]; then<\/p>\n
echo \u201cReplication Failed\u201d<\/p>\n
echo \u201cReplication failed\u201d > \/root\/slave_problem.txt<\/p>\n
fi<\/p>\n
<\/p>\n
###Send notification if replication down###<\/p>\n
cd \/root<\/p>\n
if [ -f slave_problem.txt ]; then<\/p>\n
#mail -s \u201cReplication problem\u201d mail_id@domainname.com< \/root\/slave_problem.txt<\/p>\n
echo \u201cProblem in replicaition\u201d<\/p>\n
fi<\/p>\n
\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014-<\/p>\n
Setup this script in conrtab of Master server<\/p>\n
#chmod +x \/path\/to\/Checkreplication.sh<\/p>\n
#crontab -e<\/p>\n
* * * * * \/path\/to\/Checkreplication.sh<\/p>\n","protected":false},"excerpt":{"rendered":"
Using the script you can get the alert message from the replication server if replication is down or not working.<\/p>\n
\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2013<\/p>\n
#!\/bin\/bash<\/p>\n
PATH=\/usr\/local\/sbin:\/usr\/local\/bin:\/usr\/sbin:\/usr\/bin:\/sbin:\/bin<\/p>\n
#script checking the replication is running or not.<\/p>\n
#If replication is down then sent the alert mail.<\/p>\n
slave_server_hostname=192.168.10.1<\/p>\n
###check if already notified###<\/p>\n
cd \/root<\/p>\n
if [ -f slave_problem.txt ]; then<\/p>\n
rm -rf […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"_links":{"self":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/2167"}],"collection":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2167"}],"version-history":[{"count":1,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/2167\/revisions"}],"predecessor-version":[{"id":2168,"href":"https:\/\/mohan.sg\/index.php?rest_route=\/wp\/v2\/posts\/2167\/revisions\/2168"}],"wp:attachment":[{"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mohan.sg\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}