linux

Let’s walk in a minefield

linux
firewall
palo alto networks
minemeld
bash
blacklist
whitelist

Updated: August 27, 2020 6 minutes read

If you manage an infrastructure, you probably always know the same problem. How to properly manage the blacklisting of malicious IPs. (read more ...)

My neighbor is noisy

linux
aws
ovh
netflix
noisy neighbors
vmware
kvm

Updated: April 17, 2020 8 minutes read

Don’t worry, I won’t discuss about my personal neighbors during the Covid-19 confinement. Lately, several of my customers had random and difficult-to-diagnos... (read more ...)

My life with a geo-replicated GlusterFS setup

linux
ubuntu
gluster
glusterfs
geo-replication
rsync
split-brain

Updated: March 26, 2020 13 minutes read

Recently, I had to build a geo-replicated GlusterFS setup and encountered a bunch of issues due to the not-so-up-to-date documentation and the unlucky thing.... (read more ...)