TLDR Search

Enter a command. For example: nologin, pstree, sacctmgr, mkfs.exfat.

zramctl

Setup and control zram devices. Use mkfs or mkswap to format zram devices to partitions. More information: https://manned.org/zramctl.

• Check if zram is enabled:
   
  lsmod | grep -i zram
   
• Enable zram with a dynamic number of devices (use zramctl to configure devices further):
   
  sudo modprobe zram
   
• Enable zram with exactly 2 devices:
   
  sudo modprobe zram num_devices={{2}}
   
• Find and initialize the next free zram device to a 2 GB virtual drive using LZ4 compression:
   
  sudo zramctl --find --size {{2GB}} --algorithm {{lz4}}
   
• List currently initialized devices:
   
  zramctl