We can clarify the so called Big Data related softwares as Batch-only framework which includes Apache Hadoop, Stream-only frameworks which includes Apache Storm, Apache Samza and Hybrid framework which includes Apache Spark and Apache Flink. Apache Hadoop can be considered a processing framework with MapReduce as its default processing engine. Apache Spark can hook into Hadoop to replace … [Read more...]
Day to Day Commands For Server : Cloud Server Administration
There is difference between the way we administer a cloud server and dedicated server. Here Are Useful, Regularly Updated Day to Day Commands For Server, This is Specially Written For Cloud Server Administration or VPS Instance. The difference between a cloud server and dedicated server from point of administration is mostly one higher level of access, backup strategies, no way to blow away … [Read more...]
Securing FTP Tutorial : Part 1
In case you are relatively new around server administration or security, we will suggest to read the IPTables series - IPTables Basics Tutorial Part 1, IPTables Basics Tutorial Part 2, IPTables Basics Tutorial Part 3. Otherwise it will be meaningless to secure only FTP. Securing FTP Tutorial is an Important Series of Guide to Secure Your Cloud Server or Virtual Server. This guide is not for … [Read more...]
Steps to Install NextCloud on Cloud Server (Nginx, Redis Cache)
NextCloud is like your own Dropbox. Possibly you know about OwnCloud. That OwnCloud's founder have quit to start up a new fork and a new company called NextCloud. OwnCloud had 2 types of softwares - free and paid. NextCloud is different than OwnCloud at some points, has no paid software but paid hosting. Here Are the Steps to Install NextCloud on Cloud Server With Nginx Server, Redis Cache, 2 FA, … [Read more...]
Top Reasons Why Cloud Server Sucks Your Bucks
Is not it paradoxical when we are saying against cloud computing is bad but publishing guides on how to install, configure server softwares on cloud server? No. Public Cloud is Deceptive From Sysadmin's Point of View When Usage of RAM is More. Here Are Top Reasons Why Cloud Server Sucks Your Bucks. Cloud Server Sucks Your Bucks Because You Use Some Swap as Physical RAM, Virtual … [Read more...]
List of Flat File CMS (Without Database)
Previously we published a list of CMS without databases. With time, that list need a massive update. Flat File CMS Uses No Database. They Are Light and if Server Side Scripting Language Like PHP Is Not Used Then, They Can Be Served Fully From CDN in a Georeduntant Manner. List of Flat File CMS (Without Database) This is just easy to browse list with URLs under reformatted … [Read more...]
Why Cheap Dedicated Server is Good Over Cloud Server Now
Peoples are using Rapsberry Pi to host websites now. So far, Aruba Cloud like 1GB RAM at 1 Euro/month, 6GB RAM at $7/month OpenVZ was bad news for DigitalOcean, Linode, Amazon like providers. Sadly, Dedicated Servers are starting from as low as 10 Euro or lesser. Cheap Dedicated Server is Good Over Cloud Server Now Because of Many Problems. We will talk about where are the problems of Cloud … [Read more...]
OpenVZ Virtualization : Prefer Apache Over Nginx For HTTP/2
Nginx community edition was good for the past few years. Cheap OpenVZ Virtualization is a Reason to Prefer Apache Over Nginx For HTTP/2. Apache is a Free Software, Supports HTTP Push Like Features.. In few sentences, 5 years back Apache HTTPD was not favoured for costly server RAM, with time Free Software for reverse proxy has been well developed. For data security, data theft, Governmental mass … [Read more...]
HTTP/2 Server Push : Nginx & WordPress
Here is a Clear, Easy Guide on HTTP/2 Server Push. Nginx & WordPress is Commonly used Combination For HTTPS on Cloud to Dedicated Servers. We need to clarify some matters which are probably not clear. HTTP/2 Server Push Nginx has been more a buzzword than real guides and usage. It is CloudFlare who has support. Unless RFC is followed, other resources will not … [Read more...]
Nginx IPv6 Reverse Proxy Configuration For HSTS Website
In Previous Guide We Have Talked How To Add IPv6 to IPv4 Server With Nginx Reverse Proxy To Have IPv6 on IPv4 Only Hosts. In this Guide We Will Show the Nginx IPv6 Reverse Proxy Configuration For HSTS Website. Which is Slightly Different than Normal HTTPS Website. Improperly Configured Proxy Will Break HSTS Header By Repeating the Sequence. It is not only HSTS, but also HPKP and Alternate Protocol … [Read more...]
Limit SSH Access By Country To Save From SSH Brute Force
SSH Brute Force is one of the old way which nicely works, proof is latest attacks on Dyn DNS. The target is to bring DDoS. Frankly, the solutions like anti-DDoS for IaaS, anti-DDoS for PaaS are very costly and without hardware it is difficult to terminate attack. Many a times, the new sysadmin can not understand the odd errors on SSH like pam_unix(sushi:auth): authentication failure, which are … [Read more...]