How to fix ‘Maximum file limit has been reached’ on your server?
Many a times we receive the error ‘Maximum file limit has been reached’, in that case, please Refer the following steps to get it fixed:- …
Latest articles for category: Operating System
How to take the backup of MBR on linux server?
Always recommended that you should take backup MBR. It is hard disk partition table on your server. We can use dd command to take a …
How to setup /~username/domain.com?
If want to control all the domains, before they resolve, then that could be done by creating some symbolic links. Let’s say you have domain12.com …
How to disable the core dumps?
You see that files with name ‘Core’ is created under your account. These core files start taking the space on your server. Core dump consists …
How to add timestamp to history command?
history command lists all executed command on server. By default output of command is as follows: 989 date 990 history 991 history 992 w 993 …
How to backup a copy of apache?
Fire the following command to take a backup of apache on your server: cp -a /etc/httpd/conf/httpd.conf /etc/httpd/conf/httpd.conf.bak Above is for Centos users For Ubuntu users …
How can I check the load on the server, without logging in to it?
Following script to check the load on the server could be referred:- This script will create a file called chkload wherein all the details will …
How to add user to Tomcat?
Open following file in your favorite editor: CATALINA_HOME/conf/tomcat-users.xml or /usr/local/jakarta/jakarta-tomcat-4.1.31/cinf/tomcat-users.xml Append the following line at second last line: <user name=”Username” password=”secret” roles=”admin,manager”> Restart tomcat. You …
How can you have a automated script to run a chkrootkit process ?
#!/bin/sh cd /root/ wget ftp://ftp.pangeia.com.br/pub/seg/pac/chkrootkit.tar.gz tar -zxvf chkrootkit.tar.gz CHKDIR=`ls -1 |grep chkrootkit-` cd $CHKDIR/ make ./chkrootkit
How to set up daily email alerts for chkrootkit?
Login to your server as root and at the root prompt fire the below command: root@xxx[~]vi /etc/cron.daily/chkrootkit.sh Insert the following to the new file: #!/bin/bash …
How to protect /tmp on your server?
Normally you get the following error Error or warning message : Check /var/tmp is mounted as a filesystem WARNING /var/tmp should either be symlinked to …
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