giovedì, Settembre 16, 2021
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How to Automate EC2 Instance Backup Step-by-Step

Manual EC2 Instance Backup by an EBS Snapshot Before showing how to automate your instance backup, let's first look at the different manual steps we should perform. Follow the steps below to implement...

How-to install AWS cli

Commands to Install AWS CLI - standalone mode curl "https://s3.amazonaws.com/aws-cli/awscli-bundle.zip" -o "awscli-bundle.zip" unzip awscli-bundle.zip ./awscli-bundle/install -b ~/bin/aws After installing AWS CLI, configure it using the aws configure command aws configure AWS Access Key ID : AKIAIOSFODNN7EXAMPLE AWS Secret...

AWS to Azure – Migration

Ecco le principali differenze tra i due ambienti Cloud In questo How to si cercherà di spiegare come migrare un sistema Ubuntu (al momento per RedHat non vi è uno script certificato...

Debian 8 – VMware Perl SDK – Possible precedence issue with control flow operator

With perl 5.20 (Debian 8.0) there are problems to use the VMware CLI with the perl Script CHECK_VMWARE_API.PL VMware-vSphere-Perl-SDK-5.5.0-1384587. The error could be: Possible precedence issue with control flow operator at /usr/share/perl/5.20/VMware/VICommon.pm line 2147 In this...

Nagios NRPE – Debian Jessie: Command arguments not working

On Debian Jessie server, the NRPE checks didn't work like Wheezy server. Enabling the debug log (debug=1) of NRPE revealed: Jun 25 11:30:02 irhtsrvp01 nrpe: Connection from monitoringserver port 24011 Jun 25 11:30:02...

Citrix Receiver

Uninstall Old Clients Receiver 4.4 and newer includes Receiver Clean-Up so in theory it’s not necessary to uninstall old clients first. For more details see Citrix CTX135933 Upgrading to Citrix Receiver for Windows. To...

How to increment the Mysql 5.5’s max_connections value on RHEL 5

Default limit of 214 connections. mysql show variables like 'max_connections'; +-----------------+-------+ | Variable_name | Value | +-----------------+-------+ | max_connections | 214 | +-----------------+-------+ 1 row in set (0.00 sec) The problem is that the maximum...

VMware KB: Cannot connect to the VMware vCenter Server Appliance 5.x

To reconfigure the ODBC connection: Connect to the vCenter Server Appliance through SSH as the root user. The default password is vmware.Note: To enable SSH on the vCenter Server Appliance 5.x, see...

VMware KB: Installing patches on an ESXi 5.x/6.x host from the command line

To patch an ESXi 5.x/6.x host from the command line: Patches for VMware products can be obtained from the VMware patch portal. Select ESXi (Embedded and Installable) in the product dropdown...

Teamviewer – The screen cannot be captured at the moment. This is probably due...

The Remote Desktop Session through RDP has a different TeamViewer ID than the standard service running. When you tell the server to remote reboot it gives you the prompt that “Multi User...