Linux free Command Explained: Memory, available, Swap and When RAM Is Full
Understand free -h on Linux: total, used, free, available, buffers/cache, swap, MemAvailable vs free column, and when to…
Read tutorial →memory
Browse step-by-step tutorials in this topic.
Linux Out of Memory (OOM): Find the Killer, Fix and Prevent Recurrence
Fix Linux out of memory: read OOM killer in dmesg/journalctl, use free and htop, systemd MemoryMax, swap as…
Read tutorial →
How to Add a Swap File on Linux (Create, Enable, fstab and swappiness)
Create a swap file on Linux with fallocate or dd, mkswap, swapon, persist in /etc/fstab, tune vm.swappiness, and…
Read tutorial →
htop and top on Linux: CPU, Memory, Load Average and Swap Explained
Use free, top and htop on Linux to read CPU usage, memory, load average and swap; sort processes,…
Read tutorial →