Script to alert Memory (RAM)

script nya : bikin file ram.sh #!/bin/bash [ `free -m | grep Mem | awk ‘{print $3}’` -ge 14000 ] && free -m | grep Mem | awk ‘{print “RAM usage: “$3” of “$2}’ | mail -S smtp=175.176.161.163 -r admin@localhost.com -s “memory report” yuby@yubyml.com ket : jadi jika RAM used sudah sampai 14 GB maka … Read more

How to Clear RAM Memory Cache, Buffer and Swap Space on Linux

Every Linux System has three options to clear cache without interrupting any processes or services. 1. Clear PageCache only. # sync; echo 1 > /proc/sys/vm/drop_caches 2. Clear dentries and inodes. # sync; echo 2 > /proc/sys/vm/drop_caches 3. Clear PageCache, dentries and inodes. # sync; echo 3 > /proc/sys/vm/drop_caches If you want to clear Swap space, … Read more