Skip to main content

Ubuntu: Create swap partition

A swap file allows an operating system to use hard disk space to simulate extra memory.

$ sudo fallocate -l 2G /swapfile
$ sudo chmod 600 /swapfile
$ sudo mkswap /swapfile
$ sudo swapon /swapfile
Create swap file
Create swap file
Make swapfile permanent
Adjust the swappiness property
Adjust the swappiness property

Make swap partition on Debian 10 VM micro.f1 running on GCP

tuyen@gcpfreetier-vm1:~$ sudo fallocate -l 1G /swapfile
tuyen@gcpfreetier-vm1:~$ sudo dd if=/dev/zero of=/swapfile bs=1024 count=1048576
tuyen@gcpfreetier-vm1:~$ sudo chmod 600 /swapfile 
tuyen@gcpfreetier-vm1:~$ sudo mkswap /swapfile 
tuyen@gcpfreetier-vm1:~$ sudo swapon /swapfile

Then edit /etc/fstab file: add to the end of file

...
/swapfile swap swap defaults 0 0

Finally, run sudo mount -a

Labels:

Popular posts from this blog

Install Microsoft .NET Core SDK

.NET Core Software Development Kit (SDK) is a set of libraries and tools that allow developers to create .NET Core applications and libraries.
Read more

How to charge your device from USB Port

First of all, check BIOS Settings of your laptop or desktop Dell Look for USB PowerShare BIOS Settings: USB PowerShare Lenovo Look for Always On USB Charge in Off Mode BIOS Settings: Enable Always On USB Charge in Off Mode
Read more

Kali Linux on Raspberry Pi 2

Download Kali Linux for Raspberry Pi 2 Use xzcat to decompress and then dd to image Kali Linux to microSD on Windows 10. or use 7-zip to extract kali-linux-2019.1-rpi3-nexmon.img image file, then use rufus to write image to microSD card Login Kali Linux with default username root and password toor Tight VNC Server root@kali:~# apt install tightvncserver root@kali:~# vncserver :1 You will require a password to access your desktops. Password: Warning: password truncated to the length of 8. Verify: Would you like to enter a view-only password (y/n)? n xauth: file /root/.Xauthority does not exist New 'X' desktop is kali:1 Creating default startup script /root/.vnc/xstartup Starting applications specified in /root/.vnc/xstartup Log file is /root/.vnc/kali:1.log root@kali:~# Kill vncserver root@kali:~# vncserver -kill :1 Killing Xtightvnc process ID 16102 root@kali:~#
Read more