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wsnjy / startup script on vultr: add 2GB of SWAP
Created June 8, 2017 12:10 — forked from pujianto/startup script on vultr: add 2GB of SWAP
Simple startup script on instance creation on vultr.com, for this case only updating repo and adding swap.
#!/bin/bash
#add swap
SWAP_SIZE="2G"
SWAP_MOUNT_NAME='/swapfile'
SWAP_EXISTS=`swapon -s`
SWAP_ON_STARTUP="$SWAP_MOUNT_NAME swap swap sw 0 0"
if [[ -z $SWAP_EXISTS ]] && [[ ! -f $SWAP_MOUNT_NAME ]] ; then
fallocate -l $SWAP_SIZE ${SWAP_MOUNT_NAME}