{{tag>Brouillon RAM FS Mémoire}} # Swap sur ramdisk Voir : * https://wiki.debian.org/ZRam * https://la-vache-libre.org/zram-un-kernel-module-qui-peut-etre-utile/ Source : https://wiki.archlinux.org/index.php/Maximizing_performance ~~~bash modprobe zram echo lz4 > /sys/block/zram0/comp_algorithm echo 1G > /sys/block/zram0/disksize mkswap --label zram0 /dev/zram0 swapon --priority 100 /dev/zram0 ~~~ Erreur ~~~ echo 1G > /sys/block/zram0/disksize -bash: echo: write error: Invalid argument dmesg |grep zram [29996.637522] zram: Cannot initialise lz4 ~~~ Solution ~~~bash echo "lzo" > /sys/block/zram0/comp_algorithm ~~~ ## Autres ~~~bash modprobe zram echo 3 > /sys/block/zram0/max_comp_streams echo "lzo" > /sys/block/zram0/comp_algorithm echo 100M > /sys/block/zram0/disksize mkswap --label zram0 /dev/zram0 swapon --priority 100 /dev/zram0 ~~~