Go to main content

man pages section 8: System Administration Commands

Exit Print View

Updated: Wednesday, February 9, 2022
 
 

sg_read_block_limits (8)

Name

sg_read_block_limits - send SCSI READ BLOCK LIMITS command

Synopsis

sg_read_block_limits [--help] [--hex] [--raw]  [--readonly] [--verbose]
[--version] DEVICE

Description

SG_READ_BLOCK_LIMITS(8)            SG3_UTILS           SG_READ_BLOCK_LIMITS(8)



NAME
       sg_read_block_limits - send SCSI READ BLOCK LIMITS command

SYNOPSIS
       sg_read_block_limits [--help] [--hex] [--raw]  [--readonly] [--verbose]
       [--version] DEVICE

DESCRIPTION
       Send a SCSI READ  BLOCK  LIMITS  command  to  DEVICE  and  outputs  the
       response. This command is defined for tape (drives) and its description
       is found in the SSC documents at http://www.t10.org .

OPTIONS
       Arguments to long options are mandatory for short options as well.

       -h, --help
              output the usage message then exit.

       -H, --hex
              output response in hex (rather than decode it).

       -r, --raw
              output response in binary to stdout.

       -R, --readonly
              open DEVICE in read-only mode. The default  is  to  open  it  in
              read-write mode.

       -v, --verbose
              increase the level of verbosity, (i.e. debug output).

       -V, --version
              print the version string and then exit.

EXIT STATUS
       The  exit  status  of  sg_read_block_limits is 0 when it is successful.
       Otherwise see the sg3_utils(8) man page.

EXAMPLES
       It is usually okay to use no options. Here is  an  invocation  (on  the
       first  line  following the "#" command prompt) followed by some typical
       output:

          # sg_read_block_limits /dev/st0
       Read Block Limits results:
               Minimum block size: 1 byte(s)
               Maximum block size: 16777215 byte(s), 16383 KB, 15 MB

AUTHORS
       Written by Douglas Gilbert.

REPORTING BUGS
       Report bugs to <dgilbert at interlog dot com>.

COPYRIGHT
       Copyright (C) 2009-2017 Douglas Gilbert
       This software is distributed under a FreeBSD license. There is NO  war-
       ranty;  not  even  for MERCHANTABILITY or FITNESS FOR A PARTICULAR PUR-
       POSE.


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       +---------------+--------------------------+
       |ATTRIBUTE TYPE |     ATTRIBUTE VALUE      |
       +---------------+--------------------------+
       |Availability   | system/storage/sg3_utils |
       +---------------+--------------------------+
       |Stability      | Pass-through uncommitted |
       +---------------+--------------------------+

SEE ALSO
       sg3_utils(sg3_utils)



NOTES
       Source code for open source software components in Oracle  Solaris  can
       be found at https://www.oracle.com/downloads/opensource/solaris-source-
       code-downloads.html.

       This    software    was    built    from    source     available     at
       https://github.com/oracle/solaris-userland.    The  original  community
       source was downloaded from  http://sg.danny.cz/sg/p/sg3_utils-1.46.tgz.

       Further information about this software can be found on the open source
       community website at http://sg.danny.cz/sg/sg3_utils.html.



sg3_utils-1.43                   October 2017          SG_READ_BLOCK_LIMITS(8)