Man page - gzbd-viewer(8)

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Package: zbd-utils
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Manual

GZBD-VIEWER

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
AUTHOR
SEE ALSO
AVAILABILITY

NAME

gzbd-viewer - zoned block devices zone state graphical interface

SYNOPSIS

gzbd-viewer [options] device

DESCRIPTION

gzbd-viewer is used to dynamically display the state of zones of a zoned block device. Each zone is displayed as a box representing the sector range of the zone. A zone box is filled with different colors based on the zone type and on the use of sectors within the zone. The condition of zones is indicated by highlighting a zone box border with different colors.

Zone type and usage color codes

Zone condition color codes

The device argument must be the pathname of the target zoned block device.

By default, gzbd-viewer will display at most 100 zones using a 10 x 10 grid. This default display size can be changed using options as explained below.

OPTIONS

-? , --help

Show help options and exit.

--help-all

Show all help options and exit.

--help-gtk

Show GTK+ options and exit.

-v , --verbose

Use libzbd verbose mode (for debug).

-i , --interval msec

Set refresh interval to msec milliseconds (default: 500).

-w , --width columns

Display zones in a matrix of columns columns.

-h , --height rows

Display zones in a matrix of rows rows.

-b , --block size

Use size as the unit for displaying a zone position, length and write pointer position instead of the default byte value.

--display=DISPLAY

Specify the X display to use.

AUTHOR

Damien Le Moal <damien.lemoal@wdc.com>

AVAILABILITY

The gzbd-viewer utility is part of the libzbd library available from https://github.com/westerndigitalcorporation/libzbd .