Here is two useful commands to display all the installed packages and version in your RHEL/CentOS Linux system. 1. Display a comprehensive and formatted list using Yum : yum list installed | more 2. Display the list of RPM package with their full name : rpm -qa –qf “%{NAME}-%{VERSION}-%{RELEASE}.%{ARCH}\n” TIP : The suggestion #2 is… Read More »
Mostly as usual, MacPorts have issues after Mac OSX upgrade. In my particular case it was after upgrading from Yosemite 10.10 to El Capitan 10.11. After issuing the following update command : sudo port selfupdate The following error showed up : Error: Error installing new MacPorts base: command execution failed Please run `port -v selfupdate’… Read More »
Here is the command to reset a HP P2000 MSA G3 SAN to factory default. You need to have “manage” user privileges to execute it. restore defaults factory The output will look like this : # restore defaults factory FACTORY DEFAULTS: WARNING! ALL configuration for this array controller will be ERASED. This is intended for engineer… Read More »
You can get the SSL certificate informations of a local or remote site using the terminal and OpenSSL with the following command : echo quit | openssl s_client -connect domain.tld:443
Having the following error trying to connect to the VMware vSphere Web Client? 503 Service Unavailable (Failed to connect to endpoint: [class Vmacore::Http::LocalServiceSpec:0000000002D9B4A0] _serverNamespace = /vsphere-client _isRedirect = false _port = 9090) This is usually caused because the “VMware vSphere Web client” service has stopped unexpectedly or not started on boot. This service is and… Read More »
Having this error while trying to apply change on TCP/IP setting with MSSQL Server 2012? WMI Provider Error The specified file is read only. [0x80071779] This probably happened after you’ve modified a value in the TCP/IP Properties window. 1. Just click cancel, close all the MSSQL related windows. 2. Open the MSSQL configuration manager again… Read More »
This quick procedure will show you how to change the DocumentRoot (usually public_html) to a custom path/folder. First, make sure the directory exist and that the user have the appropriate read-write permissions. Then edit the user data file (by replacing the user and domain value to match yours) : vi /var/cpanel/userdata/<USER>/<DOMAIN.TLD> Locate the following statement… Read More »
Microsoft now provide and allow (officially) direct link for downloading their Windows 10 operating system from their Web site without any subscription. Prior Windows 10, ISO download was reserved to the store purchase and Service Providers Level Agreement (SPLA). Follow this link to get the official Windows 10 release : http://www.microsoft.com/en-ca/software-download/windows10ISO This will allow you to… Read More »
Having the following notification after adding a new VMFS volume to your VMware vSphere/vCenter 6? Deprecated VMFS volume(s) found on the host. Please consider upgrading volume(s) to the latest version. If this message show up even though they are at the latest version, it mean you have hit a known issue of vCenter 6 (which… Read More »
Encountering the following error trying to manually rebuild your Apache cPanel config? info [rebuildhttpdconf] Missing owner for domain host.domain.tld, force lookup to root Built /usr/local/apache/conf/httpd.conf OK To fix this issue, simply edit : vi /var/cpanel/userdata/nobody/host.domain.tld And append the following at the bottom of the file : owner: ‘nobody’ Then restart try to rebuild again : /scripts/rebuildhttpdconf… Read More »