Check out my recent wiki page on how to schedule snapshot backups on AWS using Lambda. https://www.headdesk.me/Lambda Lambda is much more powerful then this. Using it together with S3 / SNS / SQS / etc allow deployment of business applications / workflows truly on cloud.
Ever feel your browser always perform slower on Linux or taking more cpu then other OS platforms? Well I did and as it turns out, I can manually enable GPU acceleration. Check out the instructions in this link. Do you have it enabled? Quickly check by opening chrome://gpu To enable it, see instructions on http://www.webupd8.org/2014/01/enable-hardware-acceleration-in-chrome.html To see GPU’s utilization, radeontop works on AMD chips. I realise I didn’t have hardware…
Azure hard-codes disk size and it cannot be changed during deployment. Resizing root disk on Azure is often a required task. Here is how a root disk can be resized. I learned this the hard way.
Ever since I got my Breville 870XL, I’ve read numerous comments about how important it is to get fresh beans. Out of laziness, I usually go to the supermarket to get my coffee. There is a self-service counter in the store where I can pour the amount of beans I desire. The beans were prepared by Tsit Wing, a reputable coffee and tea company in Hong Kong who supplies products to…
It is possible to use CloudWatch to monitor your disk and memory usage. There are very good information on AWS – http://docs.aws.amazon.com/AmazonCloudWatch/latest/DeveloperGuide/mon-scripts-perl.html For the impatient, here is how to get it done.
On Linux, it is possible to power off a USB device using command line. It’s perfect for my USB backup drive. I can power it off after backup every night, and power it on before the job starts. This saves power, reduce heat, and more importantly, prevent accidental or unexpected changes as the device is completely offline.
Redhat has provided a couple of excellent articles describing the upcoming leap second as well as how to handle it. Here, I want to demonstrate the behavior of a server not running NTP.
Adding a bootable ISO image to grub will be very useful for recovering Linux systems. Here we add the systemrescuecd iso to grub2 on Ubuntu 15.04. It’s really easy and I recommend adding it to every Linux systems!
I recently attended a 4-day training on Microsoft’s cloud platform. Quickly I learned why it should not be used if you’re serious about your business.
