This happened when my cacti crashed after a power failure. Repair a table inside database This will repair host table in cacti databse # mysqlcheck -r cacti host -u root -p The following checks, optimizes and repairs all the corrupted table in cacti database. # mysqlcheck -u root -p –auto-repair -c -o cacti Check […]
I have been managing in house Linux, mac and Windows servers for various clients for years . different clients need different features with low cost . After introducing myself into the world of Cloud Storage , I am doing SaaS and cloud storage effectively. I prefer doing cloud storage in local geographic locations […]
this was a tough thing as i failed to configure exim to publish via SNMP i have setup a cronjob to run below command */1 * * * * echo “exim_queue:$(/usr/sbin/exim -bpc)” > /tmp/exim_stat Then i got cacti to graph the exim stat as data input method – script ssh -q -x user@host.com “cat /tmp/exim_stat” […]
Install yum-skip-broken Type the following command as root user: # yum -y install yum-skip-broken How to handle skiping packages with dependency problems Now type the command as follows: # yum -y upgrade –skip-broken OR # yum -y update –skip-broken
php53-common-5.3.3-13.el5_8.x86_64 from installed has depsolving problems –> php53-common conflicts with php-common Error: php53-common conflicts with php-common This issue normally happens when you have upgraded your PHP to new version 5.3 and try to install a old extension Solution: find the extension which in the same version or install extension from source file
to setup master – slave ON MASTER SERVER STEP #1 – set server ID edit my.cnf and add server-id=1 STEP #2 – Create slave user mysql grant replication slave on *.* to ‘slave_username’@192.168.16.5 \ identified by ‘slave-password’; STEP #3 – restart Mysql service mysqld restart ON SLAVE SERVER STEP #4- Edit my.cnf file and […]
Install PHP Suhosin as extension Download latest version of Suhosin, enter: # cd /opt # wget http://download.suhosin.org/suhosin-0.9.27.tgz Make sure you have php-devel installed: # yum install php-devel Compile Suhosin under PHP 5 and RHEL / CentOS Linux Type the following commands: # cd suhosin-0.9.27 # phpize #./configure # make # make install Configure Suhosin Type […]
Decide which ports and services to open To start with, we want to know what services we want to open to public. Let’s use the typical web-hosting server: it is a web and email server, and we also need to let ourselves in by SSH server. First, we want to leave SSH port open so […]
