2017-04-07 04:26:00 +01:00
|
|
|
# zramctl
|
|
|
|
|
|
|
|
|
|
> Setup and control zram devices.
|
2020-02-28 13:34:55 +00:00
|
|
|
> Use `mkfs` or `mkswap` to format zram devices to partitions.
|
2017-04-07 04:26:00 +01:00
|
|
|
|
|
|
|
|
- Check if zram is enabled:
|
|
|
|
|
|
|
|
|
|
`lsmod | grep -i zram`
|
|
|
|
|
|
2020-02-28 13:34:55 +00:00
|
|
|
- Enable zram with a dynamic number of devices (use `zramctl` to configure devices further):
|
|
|
|
|
|
|
|
|
|
`sudo modprobe zram`
|
|
|
|
|
|
|
|
|
|
- Enable zram with exactly 2 devices:
|
2017-04-07 04:26:00 +01:00
|
|
|
|
|
|
|
|
`sudo modprobe zram num_devices={{2}}`
|
|
|
|
|
|
2017-04-15 12:48:03 +01:00
|
|
|
- Find and initialise the next free zram device to a 2GB virtual drive using LZ4 compression:
|
2017-04-07 04:26:00 +01:00
|
|
|
|
|
|
|
|
`sudo zramctl --find --size {{2GB}} --algorithm {{lz4}}`
|
|
|
|
|
|
|
|
|
|
- List currently initialised devices:
|
|
|
|
|
|
|
|
|
|
`zramctl`
|
