I’ve been using Phenom II x4 965 for years. Should I upgrade to Ryzen? I’ll need to spend another $2800 for an Asus B350+ and 32G DDR4. That’s a total of $5-6K.
I’ve been using Phenom II x4 965 for years. Should I upgrade to Ryzen? I’ll need to spend another $2800 for an Asus B350+ and 32G DDR4. That’s a total of $5-6K.
Another user at home was complaining about all the different APs that I have installed. All the different SSID and the fact that wireless clients tend to cling to AP that are further away and the connection became dead slow. Often we will need to manually switch to a different SSID. My place isn’t particularly…
Ever since Mac deploys the night shift feature, I could not stop using it. For someone who needs to look at monitors for long hours, I absolutely love it. I can also do it with Linux.
Ever tried generating CSR with SANs? It is tedious work. It involves populating an openssl config file with the additional domain names. Put it on a webapp, it does not eliminate the work, but only require minimal coding once.
ALB is a layer7 load balancer on AWS. It offers more features than ELB. You can find out more about it on https://aws.amazon.com/elasticloadbalancing/applicationloadbalancer/ Recently, I was asked to look into a random 504 issue with ELB. Because there is not a lot to configure on ELB and it’s pretty much a black box, I wasn’t…
Moreutils comes with additional Unix utilities. Sysadmin loves tools. Let’s see what tools are available.
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.
Back to 101, copy a directory. This sounds trivial but there are subtle differences that can make a huge difference. I used to run this as it makes sense to me syntactically rsync -av source/* dest/ It works well BUT all the hidden directories right below source/ will not be copied. If I do any…
There are times when I need to analyse Apache’s logs. Some of them can be quite large. Here, I’ll compare several methods and see if there is a faster way of doing so.
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…