How to reduce Hardware reserved memory on ASUS motherboards?
15384
4 GB of RAM installed but only 2.97 GB usable. What gives?
42383
"Allowed memory size" errors on common tasks
126268
How can I optimize Ubuntu for minimal energy usage?
106440
How to fully use the 4 GB of RAM in my Laptop under Ubuntu 9.10 - 32-bit
122503
What's the maximum amount of RAM I can use on an specific hardware
49015
Memory limiting solutions for greedy applications that can crash OS?
82276
Temporarily disabling RAM to mimic a lower spec machine?
47758
Why is Ubuntu using so much memory?
39960
How much swap should I take for 1GB to 8TB of RAM on 14.04 or higher?
79200
Wipe RAM on shut down to prevent Cold Boot Attack
74544
16 GB of my 32 GB of memory is unusable, marked as "hardware reserved"
62539
How can I get the amount of available memory portably across distributions?
72058
Why is 4.5GB of my 8GB of RAM not recognised?
30771
Why use swap when there is more than enough free space in RAM?
122489
Can I increase Windows XP 32bit's 3.5Gb RAM limit with /PAE?
31516
Available memory differs by several GiB from what is installed
142238
Limiting use of RAM in Chrome?