Aarvi

Find Brand of Hard disk in Linux server

Want to fine the find the band name or serial number of the hard disk in Linux sever ?           You just need one package called  hdparm which can be installed using below command #yum -y install hdparm                                                                                                                  To check hard disk specification run below command # hdparm -I /dev/sda Below is the result […]
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Fine spammer account in cpanel server

Getting sick of spammers in server and IP blacklisting ?  To find the spammer account in server you need to SSH to server and run below command awk ‘$3 ~ /^cwd/{print $3}’ /var/log/exim_mainlog | sort | uniq -c | sed “s|^ *||g” | sort -nr This will show the the path of the user account […]
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File Manager Permission in cPanel

Having issues with cpanel Filemanager where you can write on a file with 444 permissions ? The issue is with X3 theme . You need to modify below line in file vi  /usr/local/cpanel/base/frontend/x/files/changeperm.html And see if you see the line: cpanelFileman= change it to  without space cpanelFileman=      
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Error from Park wrapper: Sorry, you do not control the domain

Are you getting below error ?? Unable to remove add-on domain from cPanel – Error from Park wrapper: Sorry, you do not control the domain Remove the entries for the domain from the following files. ==================== /var/cpanel/users/username                                                                                        Run Script — /scripts/updateuserdomains /scripts/killdns  domain.db /usr/local/apache/conf/httpd.conf /etc/localdomains /etc/userdomains /etc/trueuserdomains /etc/trueuserowners /etc/valiases/domain.com /etc/vdomainaliases/domain.com /etc/vfilters/domain.com  /var/cpanel/userdata/username – Remove the parked […]
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Change the time zone for my webmail?

If you want to change the timezone for your webmail as per your region onn your server, please follow the below steps: 1. Log into SquirrelMail/Horde/Roundcube webmail client with the user that you would like to change the time zone for. 2. Access the following option: In SquirrelMail: Click on “Options” ->  “Personal Information” In […]
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ERROR 1018 (HY000): Can’t read dir of ‘./dbname/’ (errno: 13)

When I run the following command at mysql> I get an error which read as follows: mysql> use dbname; mysql> show tables; ERROR 1018 (HY000): Can’t read dir of ‘./dbname/’ (errno: 13) Solution to this is to set right permissions #cd /var/lib/ chown mysql.mysql  mysql -R This fixed the issue and can run any commands […]
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/bin/rm invalid number of arguments

Getting error in invalid number of arguments when deleting large number of files in directory ? The error is due to bash shell has a limit of 2621440 to the number of arguments you can pass to a command.  This can be verified by, [root@hostab ~]# getconf ARG_MAX 2621440 Solution to this problem is to use […]
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Repair table in Virtualizor

Facing issues in Virtualizor for database crash ? The mysql library is not located in normal  /var/lib/mysql it located in /usr/local/emps/bin/ To repair database you need to use below command [root@hostabc.virtualizor]# /usr/local/emps/bin/myisamchk -r *.MYI Once completed all things should back to normal :)  
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