Roman McDougal
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Recent activity by Roman McDougal-
Should I enable "tcp_tw_reuse" on my server?
Question Should I enable "tcp_tw_reuse" on my server? Answer Please note that this setting affects the networking configuration of the server. We do not recommend making any changes to this setti...
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Munin plugin fails to install due to missing dependencies.
Symptoms Going to WHM >> Home »cPanel »Manage Plugins and selecting Munin for installation the process fails with the following error: [2021-04-12 15:35:31 +0300] pango is needed by cpanel-rrdt...
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Which log files are rotated via cPanellogd?
Question Which log files are rotated via cPanellogd? Answer The log rotation service provided by cPanel, which differs from the system's logrotate service, only rotates the following cPanel relat...
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How to increase or decrease swap
Question How can I increase or decrease the swap on my server? Answer The swap size can be changed without rebooting the server using the create-swap script. Turn off the swap space. swapoff -a ...
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Is there a cPanel notification for "Maximum percentage of failed or deferred messages"?
Question Is there a cPanel notification for "Maximum percentage of failed or deferred messages"? Answer Unfortunately, cPanel does not provide a notification template for when the "failed or de...
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Account transfer finished correctly but the following error is displayed: "This system is not authoritative for the zone “example-domain.tld”."
Symptoms When transferring accounts using the Live Transfer option if the source server is not authoritative for the domain been transferred the following error is presented: This system is not...
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What is the yum-config-manager?
QuestionWhat is the yum-config-manager, and how is it useful on a Red Hat-based OS? AnswerThe yum-config-manager command is primarily used to manage the main yum configuration options within the /e...
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Why do I see the error "bad owner name (check-names)" when loading a DNS zone (BIND)?
Question Why do I see the error "bad owner name (check-names)" when loading a DNS zone (BIND)? general: error: /var/named/example.com.db:65: example_record.example.com: bad owner name (check-na...
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Why the PHP function phpinfo() shows two OpenSSL versions?
Question Why the PHP function phpinfo() shows two OpenSSL versions? Answer Currently, the cPanel repositories provide two OpenSSL versions: ea-openssl.x86_64 : Cryptography and SSL/TLS Toolkite...
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Authoritative VS Non-Authoritative DNS Servers
Question What is the difference between Authoritative and Non-Authoritative DNS Servers? Answer To answer this question, we need to describe the following types of DNS services: Authorita...