wok-next annotate linux/description.linux-zram.txt @ rev 19941
gst0-ffmpeg*: tiny patch
| author | Pascal Bellard <pascal.bellard@slitaz.org> |
|---|---|
| date | Sun Oct 15 19:06:21 2017 +0200 (2017-10-15) |
| parents | 960a052d15d3 |
| children |
| rev | line source |
|---|---|
| al@19595 | 1 # Compressed RAM block device support |
| al@19595 | 2 |
| al@19595 | 3 Creates virtual block devices called /dev/zramX (X = 0, 1, ...). Pages written |
| al@19595 | 4 to these disks are compressed and stored in memory itself. These disks allow |
| al@19595 | 5 very fast I/O and compression provides good amounts of memory savings. |
| al@19595 | 6 |
| al@19595 | 7 It has several use cases, for example: /tmp storage, use as swap disks and |
| al@19595 | 8 maybe many more. |
| al@19595 | 9 |
| al@19595 | 10 See Documentation/blockdev/zram.txt for more information. |