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@joshix
Last active November 28, 2017 02:27
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Adding swap on CoreOS
[Service]
Type=oneshot
Environment="SWAP_PATH=/var/vm" "SWAP_FILE=swapfile1"
ExecStartPre=-/usr/bin/rm -rf ${SWAP_PATH}
ExecStartPre=/usr/bin/mkdir -p ${SWAP_PATH}
ExecStartPre=/usr/bin/touch ${SWAP_PATH}/${SWAP_FILE}
ExecStartPre=/bin/bash -c "fallocate -l 1024m ${SWAP_PATH}/${SWAP_FILE}"
ExecStartPre=/usr/bin/chmod 600 ${SWAP_PATH}/${SWAP_FILE}
ExecStartPre=/usr/sbin/mkswap ${SWAP_PATH}/${SWAP_FILE}
ExecStartPre=/usr/sbin/sysctl vm.swappiness=10
ExecStart=/sbin/swapon ${SWAP_PATH}/${SWAP_FILE}
ExecStop=/sbin/swapoff ${SWAP_PATH}/${SWAP_FILE}
ExecStopPost=-/usr/bin/rm -rf ${SWAP_PATH}
RemainAfterExit=true
[Install]
WantedBy=multi-user.target
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