Introduction Use the following procedure to install the libsodium library and PHP extension. NOTE: CentOS 6 does not have a version of libsodium that is new enough to be compatible with the PHP PECL extension. It is not currently possible to use libsodium if you are using CentOS 6. If you would like to use… Leer más »
En la medida que el correo electrónico se volvió popular como medio de comunicación a lo largo de los años, se fueron añadiendo medidas y estándares de seguridad para permitir que los mensajes que envíes desde tu servidor llegue a la bandeja de entrada de tus destinatarios. Es por eso que hoy conversaremos acerca de… Leer más »
How about install Let’s Encrypt for Cpanel? Before we start, you may first want to install Let’s Encrypt to use an Immediately Issuing provider for your SSL in Cpanel? Once done, you may now continue using this tutorial to install Let’s Encrypt for your Service SSL in Cpanel/WHM/Webmail. How To Install AutoSSL for Server Hostname… Leer más »
Introduction Many providers now block outbound connections on port 25, which means that a cPanel system would need to configure a Smarthost to allow for outbound emails to function. This guide covers how to set up a Smarthost using Amazon SES. Important Limitation Please keep in mind that when using Amazon SES as your smarthost,… Leer más »
This article assumes that you have checked the VMware KB articles below for troubleshooting vMotion network. vMotion of a VM fails with the error: “Timed out waiting for migration data” (2143834) Symptoms: VMware vMotion fails between ESXi hosts. vMotion VMK ping is successful between ESXi hosts. Virtual machine is large in Size ( VMs with… Leer más »
Relocate virtual machine Status: A general system error occurred: internal error Initiator: VSPHERE.LOCAL\Administrator Target: VM-MYMACHINE01 Cannot relocate virtual machine VM-MYMACHINE01 in DCMY Relocating VM-MYMACHINE01 from 192.168.1.2, DataStore01 to 192,168.1.3 DataStore03 Task: Relocate virtual machine Check LOGS Cannot extend visorfs file /tmp/bbFile1.txt because its ramdisk (tmp) is full. Log into ESXi host and : vdf -h… Leer más »
Run the below command to check the current root disk capacity# lsblk You can see in the above output that the / is mounted on /dev/vda3 and its size is 247G. But the total disk is 300G in this server. The first step you need to do to expand the disk space is to install the necessary tools. Run the below command… Leer más »
Tengo problemas para enviar correos electrónicos a través del puerto 25 de mi instancia Amazon Elastic Compute Cloud (Amazon EC2) o función AWS Lambda. Resolución AWS bloquea el tráfico de salida en el puerto 25 (SMTP) de todas las instancias EC2 y funciones Lambda de forma predeterminada. Si desea enviar tráfico de salida en el puerto 25, puede… Leer más »
Symptoms If you see rpmdb errors during package management (during yum/rpm operations), like this: rpmdb: Thread/process 277623/140429100390144 failed: Thread died in Berkeley DB library error: db3 error(-30974) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery error: cannot open Packages index using db3 – (-30974) error: cannot open Packages database in /var/lib/rpm CRITICAL:yum.verbose.cli.yumcompletets:Yum Error: Error: rpmdb… Leer más »
MongoDB is a NoSQL database that provides high performance, high availability, and automatic scaling. NoSQL database means that, unlike MySQL or PostgreSQL, it does not support SQL (Structured Query Language) to retrieve or manipulate the stored data. MongoDB does not store data in tables. Instead, it stores data in a «document» structure similar to JSON… Leer más »