iotop error on a Plesk server: command not found

[senthil]

Symptoms

• Several actions in Plesk fail with the following error:
  
  Stdout:
  Stderr: /opt/psa/admin/sbin/modules//repair-kit/io.sh: line 6: iotop: command not found
  Exit code: 127

Cause
iotop package is not installed.

Resolution

• Connect to the server via SSH
• Install the iotop package:
  
  • For Debian-based systems (Debian, Ubuntu):
    
    Code Select Expand
    #apt install iotop
  • For RHEL-based systems (RHEL, CentOS, Almalinux, Rocky Linux, CloudLinux):
    
    Code Select Expand
    #yum install iotop
• Retry the previous action.