Tag: Paging

Mar 12

General Commands Manual: dphys-swapfile

General Commands Manual: dphys-swapfile NAME dphys-swapfile – set up, mount/unmount, and delete an swap file SYNOPSIS dphys-swapfile setup|swapon|swapoff|uninstall DESCRIPTION dphys-swapfile computes the size for an optimal swap file (and resizes an existing swap file if necessary), mounts an swap file, unmounts it, and and delete it if not wanted any more. OPTIONS There is only …

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Mar 12

How to: Configure Swappiness in Ubuntu

How to: Configure Swappiness in Ubuntu In one of my previous articles on how to setup virtual memory / swap memory in Ubuntu I covered how to install a swap space for a Windows Azure VM. I deployed swap mostly as a precaution against running out of memory which could result on applications unable to …

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Dec 21

How to: Determine your Memory Usage & Free Memory in Ubuntu

How to: Determine your Memory Usage & Free Memory in Ubuntu One thing I have discovered with Ubuntu is that there is more than one way to skin a cat. All won’t yield the same result but you can achieve similar things through different approaches. Finding out how much memory you have used, how much …

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Dec 14

Recommendations when Deploying Ubuntu VMs in Windows Azure

Recommendations when Deploying Ubuntu VMs in Windows Azure Below are a few recommendations to keep in mind when deploying Ubuntu VMs in Windows Azure. From networking to deploying applications and collecting metrics. With no further due here they are: Networking When using your own DNS servers make sure Azure’s DHCP doesn’t interfere: How to: Enable …

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Dec 12

How to: Install a swap file in a Windows Azure Ubuntu VM

How to: Install a swap file in a Windows Azure Ubuntu VM Unless you made your own Ubuntu image, configured the Azure connector/integration to create a swap file and uploaded it to Windows Azure chances are your VM does not come with a swap file/memory. Afterall Microsoft recommends that all Linux machines that are uploaded …

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Jun 22

What are Hard Faults per Second?

As anyone who has taken a look at the Task Manager and then into the Performance Monitor, one of the two key metrics “Hard Faults per Second” is an important one to consider. I´ve never been too familiar with this term so I finally decided to research what it really meant (the name has a connotation that …

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