Designing the Perfect Elasticsearch Cluster: the (almost) Definitive Guide

https://thoughts.t37.net/designing-the-perfect-elasticsearch-cluster-the-almost-definitive-guide-e614eabc1a87

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What logs do I get when I enable syslog in VCSA 6.5?

https://www.virtuallyghetto.com/2017/02/what-logs-do-i-get-when-i-enable-syslog-in-vcsa-6-5.html

Install Trusted CA in RHEL 7

https://access.redhat.com/solutions/1519813

update-ca-trust enable
cp rapidSSL-ca.crt /etc/pki/ca-trust/source/anchors/
update-ca-trust extract
openssl verify rapidSSL-ca.crt

WATCH AWS RESOURCES LOGS IN KIBANA

https://myopsblog.wordpress.com/2016/12/19/watch-aws-resources-logs-in-kibana/

vagrant ssh failed

change access rights of private_key after creating it (might call cacls or icacls for that).

icacls private_key /inheritance:r
icacls private_key /grant:r *S-1-3-0:F

https://github.com/hashicorp/vagrant/issues/9027

Using ansible to find nearly full disk

https://cloudnull.io/2016/08/checking-for-a-full-ish-disks-with-ansible/

reposync – create local mirror for centos epel

http://khmel.org/?p=945