<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> Hey all,</div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <br> </div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> We've been running into the issue where lblk -O outputs the wwn instead of the serial for scsi devices. After some debugging I've come to the conclusing that /lib/udev/scsi_id is the underlying cause. It outputs the wwn of a disk in the ID_SERIAL_SHORT field, but does also export the actual serial in a separate field (ID_SCSI_SERIAL).</div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <br> </div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> sample output during udevadm test:</div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px">IMPORT 'scsi_id --export --whitelisted -d /dev/sdas' /lib/udev/rules.d/60-persistent-storage.rules:50<br> </span> <div style="margin: 0px">starting 'scsi_id --export --whitelisted -d /dev/sdas'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_SCSI=1'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_VENDOR=HGST'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_VENDOR_ENC=HGST\x20\x20\x20\x20'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_MODEL=HUS726060ALS640'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_MODEL_ENC=HUS726060ALS640\x20'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_REVISION=A280'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_TYPE=disk'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_SERIAL=35000cca232ab84ac'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_SERIAL_SHORT=5000cca232ab84ac'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_WWN=0x5000cca232ab84ac'<br> </div> <div style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_WWN_WITH_EXTENSION=0x5000cca232ab84ac'<br> </div> <span style="margin: 0px">'scsi_id --export --whitelisted -d /dev/sdas'(out) 'ID_SCSI_SERIAL= 1EK1A65J'</span><br> </div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px"><br> </span></div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px">ata devices to not have this issue because they use ata_id:</span></div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px">IMPORT 'ata_id --export /dev/sdad' /lib/udev/rules.d/60-persistent-storage.rules:38<br> </span> <div style="margin: 0px">starting 'ata_id --export /dev/sdad'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_ATA=1'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_TYPE=disk'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_BUS=ata'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_MODEL=HGST_HDN726060ALE614'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_MODEL_ENC=HGST\x20HDN726060ALE614\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_REVISION=APGNW7JH'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_SERIAL=HGST_HDN726060ALE614_NAHTWX0X'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_SERIAL_SHORT=NAHTWX0X'<br> </div> <div style="margin: 0px"><snip></div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_WWN=0x5000cca242d96928'<br> </div> <div style="margin: 0px">'ata_id --export /dev/sdad'(out) 'ID_WWN_WITH_EXTENSION=0x5000cca242d96928'<br> </div> <span style="margin: 0px"></span><br> <br> </div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px"><br> </span></div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px">I am unsure if the fix should be in udev or lsblk, but I wanted to bring it up for discussion because the serial not being displayed properly.</span></div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px"><br> </span></div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px">Kind regards,</span></div> <div style="margin: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif, serif, EmojiFont; background-color: rgb(255, 255, 255)"> <span style="margin: 0px">Sven Wiltink</span></div> <br> </div> </body> </html>