VPN Create an ipsec VPN tunnel between GCE network and AWS network Recently I got a task to link the AWS network with the GCE network so that the traffic between the two networks would be going via an encrypted and secured tunnel without accessing
elasticsearch How to create your own in house elasticsearch alerts. Since I am using elasticsearch for getting server side healthchecks, statistics and check on services which are important for the blog to function, I was wondering if I can use elasticsearch to write
kibana Putting Kibana behind haproxy as /kibana and enable simple http authentication. In this post we will talk about why and how to put kibana behind haproxy. First thing I am thinking is to be able to have multiple kibana setups and either do loadbalancing
jessie Create percona xtradb cluster using rkt containers on multiple hosts over flannel overlay network Since the new technologies are using containers I have decided to give rkt a try to see what it can do. Rkt is developed by CoreOs and was announced in 2014. It got
elasticsearch Recovering unassigned shards on elasticsearch 2.x I got accross the problem when decided to add a node to the elasticsearch cluster and that node was not able to replicate the indexes of the cluster. This issue is usually happens
logstash Logstash using dissect instead of grok for filtering Some time a go I've came across the dissect filter for logstash to extract data from my access_logs before I hand it over to elasticsearch. Dissect is a different type of filter
elasticsearch How to create snapshot and restore snapshot with elasticsearch In this post we will show you how to create snapshots and restore those snapshots with ElasticSearch easily. This is a very easy method if you want to migrate your current elasticsearch cluster
ansible How to install Ansible and use it to upgade a server. For this tutorial we will install Ansible 2 on debian jessie. In order to install the latest version of ansible on debian jessie we will need to compile it from source since the
elasticsearch 2.x Configure elasticsearch logstash filebeats with shield to monitor nginx access.log In this post I will show how to install and configure elasticsearch for authentication with shield and configure logstash to get the nginx logs via filebeat and send it to elasticsearch. Why we
debian Loadbalance your website with haproxy and varnish In this post will show how to install haproxy and varnish. The setup will have haproxy as frontend and varnish will be between haproxy and the nodes. Why not use varnish as a
fedora Monitor your servers with Elasticsearch 2.x and Beats and display it in Kibana In this post we will cover the installation and configuration of elasticsearch 2.x, and configure packetbeat and topbeat for monitoring web services databases and server load. After all these are set up
debian Compile a kernel on Debian From time to time you need to add some modules in the kernel which are not compiled in by default. To achieve that you need to compile your kernel. In this post we
DigitalOcean Why DigitalOcean Floating IP is fake? DigitalOcean has recently introduced a high availability solution called floating IP - In my own review is think its one of the most LAME solutions DO has introduced - Background : Basically they allow
elasticsearch Setup and configure elasticsearch, logstash, logstash-forwarder and kibana on debian jessie INTRODUCTION## This is the first part of a series of tutorials on how to install configure and setup elasticsearch, logstash and kibana on debian jessie using VPSie SSD VPS service. Elastic as the
mariadb Reset mysql root password This post is about how to reset your mysql root password if you cannot recall it and you have lost it forever. First thing first you need to make sure that your mysql
VPSie Side by Side review between automated SSD VPS providers DigitalOcean, Vultr and VPSie This post will be a review of the three major VPS providers, which are DigitalOcean, Vultr and VPSie. Since it is pretty hard to decide where you want to go when you decice
mysql password Secure your website with DANE (DNS-based Authentication of Named Entities) In our days just having your website running on SSL seam to not be enough since the attack on march 11 2014 on Comodo Group and Diginotar showed us that the simple trust
mysql password Install postfix + dovecot auth + tls + mysql + postfixadmin + postgrey + spamassassin and clamav on Centos 7 In this post we will install a mail server using virtual users with authentication using dovecot and ssl. After we are able to successfully send and retrieve e-mails we will securing the server
Ghost Installing Ghost on debian + nginx + forever This is my first Blog ever therefore please do not judge me for any mistake I would not know about the blogging world. Let's just jump into the middle of it. Where I
virtual machines Add space to a LVM partition on virtual machine running linux operating system without restart There are many solutions which are running on virtual machines no matter of what kind (vmware, kvm, xen etc). I will assum that the disk you add is a scsi disk. Ones you
Ghost Running ghost with pm2 and nginx For the installation of the node.js, ghost on a linux operating system you can look at this post. Assumptions: Linux operating system is installed and running, node.js and ghost is running
kernel Install libguestfs on proxmox Proxmox is a good software for manageing kvm and openvz guests. However it does not shine in making changes to the already deployed (expecially KVM) guests. What I mean by not shine? You