Lines Matching refs:zoned
2 dm-zoned
5 The dm-zoned device mapper target exposes a zoned block device (ZBC and
7 pattern constraints. In effect, it implements a drive-managed zoned
10 host-managed zoned block devices and can mitigate the potential
12 host-aware zoned block devices.
14 For a more detailed description of the zoned block device models and
23 The dm-zoned implementation is simple and minimizes system overhead (CPU
25 host-managed disk with 256 MB zones, dm-zoned memory usage per disk
29 dm-zoned target devices are formatted and checked using the dmzadm
32 https://github.com/hgst/dm-zoned-tools
37 dm-zoned implements an on-disk buffering scheme to handle non-sequential
38 write accesses to the sequential zones of a zoned block device.
40 metadata. It can also use a regular block device together with the zoned
42 in zones with the same size as the zoned block device. These zones will be
43 placed in front of the zones from the zoned block device and will be handled
58 dm-zoned exposes a logical device with a sector size of 4096 bytes,
59 irrespective of the physical sector size of the backend zoned block
71 blocks, with the chunk size equal to the zoned block device size. The
134 If a regular device is used in conjunction with the zoned block device,
136 start of the zoned block device. This metadata has a generation counter of
144 A zoned block device must first be formatted using the dmzadm tool. This
177 0 <size> zoned <nr_zones> zones <nr_unmap_rnd>/<nr_rnd> random <nr_unmap_seq>/<nr_seq> sequential