How to find the max inode using folder in server in linux ?

Inodes are the important feature on any server which can sometimes be overused by clients in shared hostingTo find the user or folder using max inodes ,

SSH to server as root

#cd /home     ; Change directory to /home

run below command to see the max using inode account

This will show the max inode folder and then can login to the folder and run below command to see the exact folder which is using max inode

for d in *; do echo -n “$d: “; find $d -type f | wc -l; done

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 shown
/dev/sda:

ATA device, with non-removable media
Model Number:       ST1000DM003-9YN162
Serial Number:      S1D55TYB
Firmware Revision:  CC4H
Transport:          Serial, SATA Rev 3.0

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 from where max email was sent  in sorted order.

You can suspended the user and also check if any malicious file in the directory shown.

 

 

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=

 

 

 

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 domain folders                                               /var/cpanel/userdate/username/main

 

 

 

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 Horde:
Click on “Options” -> “Global Options” -> on”Locale and Time”

In Roundcube:

Click on “Settings” -> “User Interface”

3. Select the timezone you need.