This article mentions show popular configuration notes in popular softwares on PHP-based server: Apache, Nginx, PHP, and MySQL. 1. MySQL Should use MySQLTunner tool to analyze query_cache_size parameter is used to allocate an amount of memory to cache the frequently executed queries and return the result set back to the client. E.g.: 128M query_cache_limit (default 1MB) parameter sets the…
This quick tutorial will help you reclaim free space on your servers or Xen/KVM VPSes. This post can be considered as a re-post the method from LowEndTalk discussion topic. The source can be found HERE. By default the Ext2/3/4 filesystems are created with a setting to set aside 5% of free space for the root user, not…
This tutorial show how to increase partition size in Linux after increasing the disk space in VM with Citrix XenServer. Basically, there are some steps that we must do some steps in Linux to let Linux “aware” of this change. Scripts: [root@webserver search]# fdisk /dev/xvda WARNING: DOS-compatible mode is deprecated. It’s strongly recommended to switch…
Well, I just ordered a HubiC 10TB plan so I must try to utilize it so that I did not waste my money :-). Hubic is a cloud storage service which provides 10TB for 5€ monthly. In this tutorial I will summarize the methods to do Linux server backup with HubiC. This will assume that…
There are many good low-end VPS provider over there with low cost, such as RamNode providing $2/month for their 128mb VPS, so the question is how can we do on a low-end CentOS server? Well, the answer is: you can run many websites on it with some tweak configurations. Let’s discover how to do this. On…
Recently I purchased a kimsufi i3 server for static content replicating and found that there are much free resources on the node, so I decided to also use it for several other virtual machines. Previously, I did use qemu and XenServer, so this time I chose Proxmox to continue. The problem on Kimsufi is that…
