I attended to two AWS events this month. Here I let you have both PDF’s of the event. AWS Summit – Sao Paulo 2013 AWS_RoadShow_RiodeJaneiro Many videos in youtube
Script to purge varnish cache
There is a easy way to allow developers to stop bugging us the system adminsitror, “clean the cache”. Just setup this php page on a apache server and they can do it themselves. Tested on Varnish 2.X using syntax: curl […]
how to add a RAM HD
Procedure how to add a RAM HD into Linux, tested on RedHat/CentOS # grubby –update-kernel=`grubby –default-kernel` –args=’ramdisk_size=2048000′ # reboot … after boot … # dd if=/dev/zero of=/dev/ram1 bs=1k count=2048000 # mkfs -t ext3 -j -m 0 /dev/ram1 # mkdir /mnt/ConversaoMem […]
varnish dynamic backend
Varnish pointing to a Amazon ELB (elastic load balance) does not work. Error: Backend host “XXXXXXXXXXX-123456789.us-east-1.elb.amazonaws.com”: resolves to multiple IPv4 addresses. Only one address is allowed. I wrote this script to have a way to auto update the vcl once […]
How to use lftp
This is a quite handy command, of course you have also curl and wget. But I kind of like lftp because there is so many diferent configurations that can be set, it seems it also work for torrents! The configuration […]
check_aws.sh
I wrote this script to monitor my Amazon EC2 servers and LoadBalancers, this script is able to get any metrics avaiable at the cloud-watch. For it to work you will need the amazon api commands working, here is how to […]
How to setup aws cmd line tools
To be able to execute the many API command line tools you will need to setup and configure the authentication correctly. This will help you to do just that. 1. Download the Autoscalling CLI, CloudWatch and ec2-API-Tools cd /opt wget […]