Edit: /usr/bin/sgm_dd (35136B)
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] =y9 tH`9 H a9 tݿ ] HH remaining block count=%ld
%ld+%d records in
%ld+%d records out
null device SCSI generic (sg) device block device SCSI tape device raw device unable to 'stat' file BLKSSZGET ioctl error BLKGETSIZE64 ioctl error Write cdb: %s
duration=%u ms
Writing, continuing writing Read cdb: %s
sgm_dd: SG_IO error (sg_read) reading Reading, continuing no flag found
append direct dpo dsync excl fua null unrecognised flag: %s
so far at %.2f MB/sec
Interrupted by signal, %s bpt sgm_dd: bad argument to 'bs'
cdbsz coe count ibs if Second 'if=' argument??
iflag of Second 'of=' argument??
oflag obs seek skip time --dry-run --dry_run --help -? --verb --vers Unrecognized option '%s'
1.67 20200510 sgm_dd: : %s
bpt must be greater than 0
>> Input file type: %s
sgm_dd: unable to access %s
>> Output file type: %s
Read capacity (if=%s): %s
Read capacity (of=%s): %s
/proc/scsi/sg/allow_dio Not enough user memory
sg_read failed, skip=%ld
read(unix): count=%d, res=%d
sg_write failed, seek=%ld
sgm_dd: writing, seek=%ld >> Synchronizing cache on %s
Synchronize cache(out): %s
Some error occurred, Usage: sgm_dd [bs=BS] [count=COUNT] [ibs=BS] [if=IFILE] [iflag=FLAGS]
[obs=BS] [of=OFILE] [oflag=FLAGS] [seek=SEEK] [skip=SKIP]
[--help] [--version]
[bpt=BPT] [cdbsz=6|10|12|16] [dio=0|1] [fua=0|1|2|3]
[sync=0|1] [time=0|1] [verbose=VERB] [--dry-run] [--verbose]
where:
bpt is blocks_per_transfer (default is 128)
bs must be device logical block size (default 512)
cdbsz size of SCSI READ or WRITE cdb (default is 10)
count number of blocks to copy (def: device size)
dio 0->indirect IO on write, 1->direct IO on write
(only when read side is sg device (using mmap))
fua force unit access: 0->don't(def), 1->OFILE, 2->IFILE,
3->OFILE+IFILE
if file or device to read from (def: stdin)
iflag comma separated list from: [direct,dpo,dsync,excl,fua,
null]
of file or device to write to (def: stdout), OFILE of '.'
treated as /dev/null
oflag comma separated list from: [append,dio,direct,dpo,dsync,
excl,fua,null]
seek block position to start writing to OFILE
skip block position to start reading from IFILE
sync 0->no sync(def), 1->SYNCHRONIZE CACHE on OFILE after copy
time 0->no timing(def), 1->time plus calculate throughput
verbose 0->quiet(def), 1->some noise, 2->more noise, etc
--dry-run|-d prepare but bypass copy/read
--help|-h print usage message then exit
--verbose|-v increase verbosity
--version|-V print version information then exit
Copy from IFILE to OFILE, similar to dd command
specialized for SCSI devices for which mmap-ed IO attempted
other (perhaps ordinary file) number of blocks=%ld [0x%lx], block size=%d
sgm_dd: for 6 byte commands, maximum number of blocks is 256
sgm_dd: for 6 byte commands, can't address blocks beyond %d
sgm_dd: for 6 byte commands, neither dpo nor fua bits supported
sgm_dd: for 10 byte commands, maximum number of blocks is %d
sgm_dd: expected cdb size of 6, 10, 12, or 16 but got %d
[bgs64] number of blocks=%ld [0x%lx], logical block size=%d
sgm_dd: bad wr cdb build, to_block=%ld, blocks=%d
sgm_dd: SG_IO error (sg_write) sgm_dd: bad rd cdb build, from_block=%ld, blocks=%d
time to transfer data%s: %d.%06d secs Progress report, continuing ...
sgm_dd: bad argument to 'bpt'
sgm_dd: bad argument to 'count'
sgm_dd: bad argument to 'ibs'
sgm_dd: bad argument to 'iflag'
sgm_dd: bad argument to 'oflag'
sgm_dd: bad argument to 'obs'
sgm_dd: bad argument to 'seek'
sgm_dd: bad argument to 'skip'
Unrecognised short option in '%s', try '--help'
For more information use '--help'
Assume default 'bs' ((logical) block size) of %d bytes
If 'ibs' or 'obs' given must be same as 'bs'
skip and seek cannot be negative
Can't use both append and seek switches
sgm_dd: unable to use scsi tape device %s
sgm_dd: could not open %s for sg reading sgm_dd: sg driver prior to 3.1.22
sgm_dd: SG_GET_RESERVED_SIZE error sgm_dd: SG_SET_RESERVED_SIZE error sgm_dd: error using mmap() on file: %s sgm_dd: could not open %s for reading sgm_dd: couldn't skip to required position on %s >> skip: lseek64 SEEK_SET, byte offset=0x%lx
sgm_dd: could not open %s for sg writing sgm_dd: could not open %s for writing sgm_dd: could not open %s for raw writing sgm_dd: couldn't seek to required position on %s >> seek: lseek64 SEEK_SET, byte offset=0x%lx
Won't default both IFILE to stdin _and_ OFILE to as stdout
Unit attention(in), continuing
Aborted command(in), continuing
Unable to read block capacity on %s
logical block size on %s confusion; bs=%d, from device=%d
Unit attention(out), continuing
Aborted command(out), continuing
logical block size on %s confusion: bs=%d, from device=%d
Couldn't calculate count, please give one
Note: SCSI command size increased to 16 bytes (for 'if')
Note: SCSI command size increased to 16 bytes (for 'of')
>>> dio only performed on 'of' side when 'if' is an sg device
>>> %s set to '0' but should be set to '1' for direct IO
Since both 'if' and 'of' are sg devices, only do mmap-ed transfers on 'if'
Unit attention or aborted command, continuing (r)
Unit attention or aborted command, continuing (w)
write(unix): count=%d, res=%d
output file probably full, seek=%ld >> Non-zero sum of residual counts=%d
>> dio requested but _not_ done %d times
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