I have faced this issue in webmin/virtualmin server where Let’s encrypt SSL was installed on the domain and while installing jetpack in WordPress it was giving error. cURL error 60: SSL certificate problem: unable to get local issuer certificate The problem is with SSL of the domain. If you are using let’s encrypt SSL on …
3 Ways to Install Telegram Messenger on Debian 11 bullseye
This tutorial shows 3 ways to install the Telegram messaging app on Debian 11. Telegram is a free, open-source messaging app with a focus on privacy, security and speed. It’s available on Linux, Mac, Window, Android, iOS and Windows Phone. Telegram boasts over 100 million active monthly users. Main features of Telegram Messenger are as follows: Super …
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Find Exact Installation Date And Time Of Your Linux OS
On Fedora, RHEL and its clones such as CentOS, Scientific Linux, Oracle Linux, you can find it using the following command: rpm -qi basesystem Sample output [[email protected] ~]# rpm -qi basesystemName : basesystemVersion : 10.0Release : 7.el7.centosArchitecture: noarchInstall Date: Thu 29 Mar 2018 05:05:32 PM ISTGroup : System Environment/BaseSize : 0License : Public DomainSignature : …
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HTTP download speed difference in windows vs Linux
HTTP download speed difference in windows 7 vs Linux I have a strange situation regarding a Windows PC which is showing limited internet transfer speeds for no apparent reason. If I am performing the same test on Linux box then I am getting good speed. Upon intense debugging, I am able to diagnose and find out …
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How to upgrade ubuntu 16.04 to ubuntu 18.04 ?
How to upgrade ubuntu 16.04 to ubuntu 18.04 ? Check Ubuntu version before upgrading. lsb_release -a First, we have to run an update sudo apt update Then run upgrade command sudo apt upgrade After that dist-upgrade sudo apt dist-upgrade Then update core manager sudo apt install update-manager-core Then edit below file sudo vim /etc/update-manager/release-upgrades At …
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Resetting email account password from Command line in cPanel
Resetting email account password from Command line in cPanel 1) Login to the server as root via SSH 2) Run the command “openssl” and you will see this: [email protected] [~]# openssl OpenSSL> 3) Now in the OpenSSL prompt give the command : passwd -1 “your_new_email_password” [email protected] [~]# openssl OpenSSL> passwd -1 “[email protected]” $1$m4pq941w/j$1KYI5VwHl8C6h9H6ScTFNWy/ OpenSSL> quit Please note …
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cPanel EasyApache 4 Installing Redis and Redis PHP extension
cPanel EasyApache 4 Installing Redis and Redis PHP extension Installing the Redis daemon: for CentOS 6/RHEL 6 rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-6.noarch.rpm rpm -ivh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm yum -y install redis –enablerepo=remi –disableplugin=priorities chkconfig redis on service redis start for CentOS 7/RHEL 7 rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm rpm -ivh http://rpms.famillecollet.com/enterprise/remi-release-7.rpm yum -y install redis –enablerepo=remi –disableplugin=priorities systemctl enable redis systemctl …
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command to activate VG on LVM?
Command to activate VG on LVM? When you create a volume group, by default, it is activated. Sometimes you may need to activate it manually to make the kernel aware of volume groups. To activate, # vgchange -ay my_vg_name To De-activate, # vgchnage -an my_vg_name A command to activate the VG in a cluster? To …
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Optimize MySQL & Apache on cPanel/WHM server
Optimize MySQL & Apache on cPanel/WHM server On this optimization process, we will go over the Apache core configuration and modules that are part of Apache core. We think that with the correct settings of Apache and MySQL you can get excellent results and the correct level of resource use without installing third-party proxy and cache modules. …
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How to get mail statistics from your postfix mail logs
How to get mail statistics from your postfix mail logs Its an amazing tool and will provide you the following details Total number of: Messages received, delivered, forwarded, deferred, bounced and rejected Bytes in messages received and delivered Sending and Recipient Hosts/Domains Senders and Recipients Optional SMTPD totals for number of connections, number of …
