Your SSH connection get cut or timeout while you were either updating or installing an application with apt-get? Don’t worry, these easy steps will get you out of trouble! 1. Try to run your command again : root@server:~# apt-get install <app_name> E: Could not get lock /var/lib/dpkg/lock – open (11: Resource temporarily unavailable) E: Unable… Read More »
Get the following error installing DirectAdmin? *** Cannot find /usr/include/et/com_err.h. (yum install libcom_err-devel) *** Installation didn’t pass, halting install. Once requirements are met, run the following to continue the install: cd /usr/local/directadmin/scripts ./install.sh As suggested by the installer, you need to install “libcom_err-devel” package as followed : yum install libcom_err-devel libcom_err To resume the installation,… Read More »
Oracle VirtualBox do not have such feature through the GUI. However, you can use the command line and the task scheduler to do so. First, you need to grab guest virtual machine ID that you want to be started in background. Open the command prompt, and change directory as followed : cd C:\Program Files\Oracle\VirtualBox\ Then… Read More »
After updating your OS or APC Pecl module, you probably noticed this in your Apache log file : PHP Warning: PHP Startup: apc.shm_size now uses M/G suffixes, please update your ini files in Unknown on line 0 As mentioned, size values must now be specified with suffix : M = Megabyte G = Gigabyte To… Read More »
Getting this error message while trying to bring up your newly configured bridge interface on RHEL/CentOS Linux? You are missing “bridge-utils” package. Simply install it as followed and bring up the interface again : yum install bridge-utils NOTE : Click here to see our HowTO create a bridge interface article
Here is how to turn on user automatic logon for Windows 7 and Windows Server 2008. Windows 7 : Both options are available (using the GUI or directly modifying the registry as for Windows Server 2008). – Start > Run – Type “control userpasswords2” – Then click OK [x] > [ ] Uncheck the box… Read More »
Lost your root password? Well, this is very unfortunate! This tutorial will show you how to reset ESXi root password. There is no supported method to “reset” the root password, VMware suggest to boot from ESXi installer disk and select “Install ESXi, preserve VMFS datastore” option. This will overwrite the current installation (fresh install, overwriting… Read More »
Got this issue trying to register/enter the license key in the R1Soft Backup Manager Web interface? java.net.UnknownHostException: <SERVER_NAME>: <SERVER_NAME> Not unique in ID space [Page dCJQ_]: activationWindow This mean the server host name do not match the IP address you specified in your license pool at the R1Soft Customer Portal. Create or set the A… Read More »
Getting this error while trying to run a backup policy on R1Soft server? Error replicating device (F0CC90E5CC90A77E) An exception occurred during the request. Unable to parse ‘C:\Program Files\Idera Server Backup\conf\disksafe-keys\5265aa4b-e25d-4d05-91d4-e6bca778f4b7.xml’; unable to open primary document entity ‘C:\Program Files\Idera Server Backup\conf\disksafe-keys\5265aa4b-e25d-4d05-91d4-e6bca778f4b7.xml’ Agent reported error during requested operation. This is probably because your DiskSafe is encrypted and… Read More »
If like a lot of sysadmin, you manage servers in a remote location and usual clean shutdown dosen’t work but you still have console access, there is a workaround to send an interrupt that will do exactly the same as you push the reset button. Since a reset on a heavy used server is never… Read More »