Warning: Cannot raise RLIMIT_MEMLOCK limits.scsidev: '/dev/cdrw'
Hi all,
I have been trying/playing with wodim today.
$ wodim -v -dummy speed=0 dev=/dev/cdrw fun_in_bathing.rm
wodim: No write mode specified.
wodim: Asuming -tao mode.
wodim: Future versions of wodim may have different drive dependent defaults.
TOC Type: 1 = CD-ROM
wodim: Operation not permitted. Warning: Cannot raise RLIMIT_MEMLOCK
limits.scsidev: '/dev/cdrw'
devname: '/dev/cdrw'
scsibus: -2 target: -2 lun: -2
Linux sg driver version: 3.5.27
Wodim version: 1.1.8
SCSI buffer size: 64512
Device type : Removable CD-ROM
Version : 5
Response Format: 2
Capabilities :
Vendor_info : 'LITE-ON '
Identification : 'DVDRW SOHW-1633S'
Revision : 'BS0S'
Device seems to be: Generic mmc2 DVD-R/DVD-RW.
Current: 0x0009 (CD-R)
Profile: 0x002B (DVD+R/DL)
Profile: 0x001B (DVD+R)
Profile: 0x001A (DVD+RW)
Profile: 0x0014 (DVD-RW sequential recording)
Profile: 0x0013 (DVD-RW restricted overwrite)
Profile: 0x0011 (DVD-R sequential recording)
Profile: 0x0010 (DVD-ROM)
Profile: 0x000A (CD-RW)
Profile: 0x0009 (CD-R) (current)
Profile: 0x0008 (CD-ROM)
Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr).
Driver flags : MMC-3 SWABAUDIO BURNFREE FORCESPEED
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P RAW/R96R
Drive buf size : 1895168 = 1850 KB
Beginning DMA speed test. Set CDR_NODMATEST environment variable if device
communication breaks or freezes immediately after that.
FIFO size : 12582912 = 12288 KB
Track 01: data 9 MB
Total size: 10 MB (01:03.09) = 4732 sectors
Lout start: 10 MB (01:05/07) = 4732 sectors
Current Secsize: 2048
ATIP info from disk:
Indicated writing power: 5
Is not unrestricted
Is not erasable
Disk sub type: Medium Type B, low Beta category (B-) (4)
ATIP start of lead in: -11607 (97:27/18)
ATIP start of lead out: 359849 (79:59/74)
Disk type: Short strategy type (Phthalocyanine or similar)
Manuf. index: 18
Manufacturer: Plasmon Data systems Ltd.
Blocks total: 359849 Blocks current: 103166 Blocks remaining: 98434
Forcespeed is OFF.
Speed set to 8467 KB/s
Starting to write CD/DVD at speed 48.0 in dummy TAO mode for single session.
Last chance to quit, starting dummy write in 0 seconds. Operation starts.
Waiting for reader process to fill input buffer ... input buffer ready.
Starting new track at sector: 256683
Track 01: 0 of 9 MB written.Errno: 5 (Input/output error),
write_g1 scsi sendcmd: no error
CDB: 2A 00 00 03 EA AB 00 00 1F 00
status: 0x2 (CHECK CONDITION)
Sense Bytes: 70 00 05 00 00 00 00 0A 00 00 00 00 64 00 00 00
Sense Key: 0x5 Illegal Request, Segment 0
Sense Code: 0x64 Qual 0x00 (illegal mode for this track) Fru 0x0
Sense flags: Blk 0 (not valid)
cmd finished after 0.005s timeout 40s
write track data: error after 0 bytes
wodim: A write error occured.
wodim: Please properly read the error message above.
Writing time: 5.087s
Average write speed 12.6x.
Fixating...
WARNING: Some drives don't like fixation in dummy mode.
Fixating time: 0.052s
BURN-Free was never needed.
wodim: fifo had 153 puts and 1 gets.
wodim: fifo was 0 times empty and 0 times full, min fill was 100%.
The same command now using sudo
$ sudo wodim -v -dummy speed=0 dev=/dev/cdrw fun_in_bathing.rm
[sudo] password for shirish:
wodim: No write mode specified.
wodim: Asuming -tao mode.
wodim: Future versions of wodim may have different drive dependent defaults.
TOC Type: 1 = CD-ROM
scsidev: '/dev/cdrw'
devname: '/dev/cdrw'
scsibus: -2 target: -2 lun: -2
Linux sg driver version: 3.5.27
Wodim version: 1.1.8
SCSI buffer size: 64512
Device type : Removable CD-ROM
Version : 5
Response Format: 2
Capabilities :
Vendor_info : 'LITE-ON '
Identification : 'DVDRW SOHW-1633S'
Revision : 'BS0S'
Device seems to be: Generic mmc2 DVD-R/DVD-RW.
Current: 0x0009 (CD-R)
Profile: 0x002B (DVD+R/DL)
Profile: 0x001B (DVD+R)
Profile: 0x001A (DVD+RW)
Profile: 0x0014 (DVD-RW sequential recording)
Profile: 0x0013 (DVD-RW restricted overwrite)
Profile: 0x0011 (DVD-R sequential recording)
Profile: 0x0010 (DVD-ROM)
Profile: 0x000A (CD-RW)
Profile: 0x0009 (CD-R) (current)
Profile: 0x0008 (CD-ROM)
Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr).
Driver flags : MMC-3 SWABAUDIO BURNFREE FORCESPEED
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P RAW/R96R
Drive buf size : 1895168 = 1850 KB
Beginning DMA speed test. Set CDR_NODMATEST environment variable if device
communication breaks or freezes immediately after that.
FIFO size : 12582912 = 12288 KB
Track 01: data 9 MB
Total size: 10 MB (01:03.09) = 4732 sectors
Lout start: 10 MB (01:05/07) = 4732 sectors
Current Secsize: 2048
ATIP info from disk:
Indicated writing power: 5
Is not unrestricted
Is not erasable
Disk sub type: Medium Type B, low Beta category (B-) (4)
ATIP start of lead in: -11607 (97:27/18)
ATIP start of lead out: 359849 (79:59/74)
Disk type: Short strategy type (Phthalocyanine or similar)
Manuf. index: 18
Manufacturer: Plasmon Data systems Ltd.
Blocks total: 359849 Blocks current: 103166 Blocks remaining: 98434
Forcespeed is OFF.
Speed set to 8467 KB/s
Starting to write CD/DVD at speed 48.0 in dummy TAO mode for single session.
Last chance to quit, starting dummy write in 0 seconds. Operation starts.
Waiting for reader process to fill input buffer ... input buffer ready.
Starting new track at sector: 256683
Track 01: 0 of 9 MB written.Errno: 5 (Input/output error),
write_g1 scsi sendcmd: no error
CDB: 2A 00 00 03 EA AB 00 00 1F 00
status: 0x2 (CHECK CONDITION)
Sense Bytes: 70 00 05 00 00 00 00 0A 00 00 00 00 64 00 00 00
Sense Key: 0x5 Illegal Request, Segment 0
Sense Code: 0x64 Qual 0x00 (illegal mode for this track) Fru 0x0
Sense flags: Blk 0 (not valid)
cmd finished after 0.004s timeout 40s
write track data: error after 0 bytes
wodim: A write error occured.
wodim: Please properly read the error message above.
Writing time: 5.053s
Average write speed 12.6x.
Fixating...
WARNING: Some drives don't like fixation in dummy mode.
Fixating time: 0.053s
BURN-Free was never needed.
wodim: fifo had 153 puts and 1 gets.
wodim: fifo was 0 times empty and 0 times full, min fill was 100%.
As can be seen there is no error there.
Now which is that error coming when doing as user shirish
$ whoami
shirish
when shirish is a member of the cdrom group.
$ grep cdrom /etc/group
cdrom:x:24:shirish
Is this a bug or am I reading something wrong?
--
Regards,
Shirish Agarwal
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