This is a ClefOS 7.5 system:
dasdfmt --help
Usage: dasdfmt [OPTIONS] DEVICE
Use dasdfmt to format a DASD ECKD device for use by Linux.
DEVICE is the node of the device (e.g. '/dev/dasda').
FORMAT ACTIONS
-M, --mode MODE Specify scope of operation using MODE:
full: Full device (default)
quick: Only the first two tracks
expand: Unformatted tracks at device end
--check Perform complete format check on device
FORMAT OPTIONS
-b, --blocksize SIZE Format blocks to SIZE bytes (default 4096)
-d, --disk_layout LAYOUT Specify the disk layout:
cdl: Compatible Disk Layout (default)
ldl: Linux Disk Layout
-k, --keep_volser Do not change the current volume serial
-l, --label VOLSER Specify volume serial number
-L, --no_label Don't write a disk label
-r, --requestsize NUM Process NUM cylinders in one formatting step
--norecordzero Prevent storage server from modifying record 0
-y Start formatting without further user-confirmation
DISPLAY PROGRESS
-m, --hashmarks NUM Show a hashmark every NUM cylinders
-p, --progressbar Show a progressbar
-P, --percentage Show progress in percent
MISC
-C, --check_host_count Check if device is in use by other hosts
-F, --force Format without performing sanity checking
-t, --test Run in dry-run mode without modifying the DASD
-v Print verbose messages when executing
-h, --help Print this help, then exit
-V, --version Print version information, then exit
Frank M. Ramaekers Jr.
-----Original Message-----
From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Mark Post
Sent: Monday, July 9, 2018 2:17 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: dasdfmt assistance
>>> On 7/9/2018 at 02:39 PM, "Frank M. Ramaekers" <framaek...@ailife.com>
>>> wrote:
> This response doesn't offer much help. Can anyone assist?
> dasdfmt -b 4096 -d cdl -f /dev/dasdi -k -p -y Try 'dasdfmt --help' for
> more information.
What does "dasdfmt --help" display on that system?
Mark Post
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