It’s now been a hobby for many to live stream a camera footage (for eg : watching their pets or watching a bird’s nest etc ) to Youtube, Facebook etc , so that anyone can see it from anywhere in the world . It also attracts a good traffic to your channel . So...
So I have been using Macbook for a good while and was absolutely happy with its performance . The RAM on it is 8GB but the storage is only 128GB . As I started using more softwares on it, I have decided to upgrade the storage on my Macbook . The first thing ,...
If your hardware has multiple CPU’s you can set the cpu affinity to run certain processes on speicifc cores . cpuset is the command in FreeBSD for this . So I have a test server in AWS with two CPU cores . First we can verify the hardware by running the command : So...
RAM can be used as a temporary storage in FreeBSD and performance wise it is much faster than your traditional hard drives . Since it is a volatile memory , this storage won’t sustain a shutodwon or a sudden power drop on your system . In production enviornment, you might need this temporary RAM...
1. File Backup Script: 2. System Monitoring Script: 3. Log Analyzer Script: 4. File Encryption/Decryption Script: 5. Automated Software Installation Script: 6. Network Connectivity Checker Script: 7. Website Uptime Checker Script: 8. Data Cleanup Script: 9. CPU Usage Tracker Script: 10. System Information Script: 11. Disk Space Monitoring Script: 12. Remote Server Backup Script:...
SOCKS proxy is a way to push HTTP traffic from a remote server/vps, router etc and can then access it locally via a browser . This is very handy to remotely administer firewalls/ routing appliances via the private IP, so that you can avoid port forwarding and its security implications . This works via...
Xampp is an important tool for web developers to manage servers like Apache,MySQL and it also helps to create and further manage databases . In Windows OS , it’s an easy tool to install and the admin panels can be directly accessible from its minimal UI, but its bit different in MAC. To install,...
First login to the AWS console , go to the ec2 instances , select the required instance , click on ‘Storage’ and click on the ‘Volume id’ . Now select actions and choose ‘modify volume’ , increase the volume and save. Here, I have added 30G which means I am modifying my volume from...
If you are managing FreeBSD or any Linux servers , you might have used the tcpdump a number of times . It’s a very handy tool for Network engineers or System administrators for troubleshooting . Sometimes you need to run it over day/night , capture the file and then analyze it in Wireshark ....
The system level log files usually keeps a lot of data about various applications and services . So at some times , we might need to grep only the IP communications from a large log file like ‘/var/log/messages’ or from syslog. The below command will grep only the data with IP addresses . The...
When dealing with files in Linux , sometimes you need to empty it without opening the actual file . Also , this is very useful is safely emptying a dynamically writing file, especially some of the log files . So we are looking on some of the commands to do this . Empty using...
We will first check some of the general Iptables commands . The below command will dispaly all the available chains ( TCP, INPUT, OUTPUT, etc.) configured. You can then filter this more with specific chains , the below command will display all the INPUT rules To display all the active rules , you can do...
I have cloned my FreeBSD 16GB SSD to a 28GB SSD . So everything works fine from the new SSD but I am unable to use the extra storage I had added . Another popular scenario of resizing the partition is adding extra storage to your virtual machines or SAN devices .In either case...
Once the USB disk is connected , you can run the geom command to list all the available disk. In my case ada0 is my internal ssd , da0 is a card reader and da1 is the external USB disk . If you want to see more details about the disks including its sub...