Temporarily reduce physical RAM size in Redhat 5 for testing
128310
Restricting memory area for linux kernel
99425
How can I reserve a block of memory from the Linux kernel?
29288
Blocking programs from reading outside their allocated RAM
96907
How to safely turn off swap permanently and reclaim the space? (on Debian Jessie)
63934
How to control RAM / swap usage
49015
Memory limiting solutions for greedy applications that can crash OS?
59897
Ubuntu 18.04 not detecting full RAM size
75891
Can I make the system reserve for partitions smaller?
41545
Why does Ubuntu only show 3GB of RAM?
72299
Using realloc to shrink the allocated memory
79200
Wipe RAM on shut down to prevent Cold Boot Attack
122085
Can a 32-bit OS machine use up all 8GB RAM + 20GB page file?
66468
How to free up space on RHEL6 /boot safely?
142238
Limiting use of RAM in Chrome?
34530
What will happen if I install more RAM than specified in manual?
49679
Reducing mobile build size
15683
How to access mmaped /dev/mem without crashing the Linux kernel?