Here is the command how to show the available system memory on Windows with PowerShell command :
|
1 |
(systeminfo | Select-String 'Total Physical Memory:').ToString().Split(':')[1].Trim() |
Example :
|
1 2 |
PS C:\Users\user> (systeminfo | Select-String 'Total Physical Memory:').ToString().Split(':')[1].Trim() 32,767 MB |
Here are some useful commands to manage the Exim mail server queue. Show the mail queue content :
|
1 |
exim -bp |
Show the amount of mail in the queue :
|
1 |
exim -bpc |
Delete a specific message in the queue, with the help of the first command in this example (exim -bp) to get the message ID :
|
1 |
exim -Mrm <message_id> |
Having this error message when you login your Windows session : An error occurred while reconnecting X: to \\server-name\x$ Microsoft Windows Network: Multiple connections to a server or shared resource by the same user, are not allowed. Disconnect all previous connections to the server or shared resource and try again. This connection has not been… Read More »
Encountering the following error message trying to increase space on a vDisk for a guest machine on VMware ESXi? Failed to reconfigure virtual machine VM_Name. Invalid operation for device ‘X’. This is most likely because you have one or more snapshot(s) present. You need first to delete/consolidate all snapshot before increasing the size of a… Read More »
Here is a procedure how to export the saved address book contacts from Roundcube webmail directly from the MySQL database to a CSV file (please note that Roundcube natively support exporting contacts from the Webmail itself to CSV – this method is only in case you want to pull out old contacts from a database).… Read More »
I recently had to provision a RedHat Enterprise Linux 6 system for a customer that owned a production system that I have provisioned four years ago. The new system requirement was to match the same package version as the old system (that they left un-updated since the deployment – fortunately for them it was an… Read More »
Encountering the following error with ownCloud? “Memcache \OC\Memcache\APCu not available for local cache Is the matching PHP module installed and enabled?” This usually mean that either the Memcache/APC module isn’t installed (or enabled), or a mistake in the ownCloud configuration is present. 1. Make sure the APC package is present on your system (the commands… Read More »
If you are using the magicJack app on Windows 10, you probably had the following issue after installing the latest Windows Updates : No Audio Found! This is caused by a new Windows security feature that deny microphone access by default to any applications. To resolve this, search with Cortana the following : Microphone Privacy… Read More »
In some circumstances where you cannot use (or open) the task manager panel to see the logged in users on a system and need to terminate a opened session, you might need to know your way around the CLI to achieve this task. Those simple steps will show you how. 1. Open the Command Prompt… Read More »
If one of your hosted user (or account) have accidentally reached the max deferred message that can be sent over an hour (and the issue have been identified and fixed), you can unsuspend the mail delivery by deleting the following file :
|
1 |
/var/cpanel/email_send_limits/max_deferfail_domain.tld |
For example, if the domain name is “itechlounge.net“, the command to execute… Read More »