Unable to mount USB Flash memory created on CentOS

James B. Byrne byrnejb at harte-lyne.ca
Fri Jul 28 20:58:19 UTC 2017


This is the second (of three) stick involved.

ugen3.3: <Kingston> at usbus3
umass1: <Kingston DataTraveler 2.0, class 0/0, rev 2.00/1.00, addr 3>
on usbus3
umass1:  SCSI over Bulk-Only; quirks = 0xc100
umass1:6:1: Attached to scbus6
da1 at umass-sim1 bus 1 scbus6 target 0 lun 0
da1: <Kingston DataTraveler 2.0 6.00> Removable Direct Access SCSI-2
device
da1: Serial Number 09B17B4031F15E08
da1: 40.000MB/s transfers
da1: 489MB (1001472 512 byte sectors)
da1: quirks=0x3<NO_SYNC_CACHE,NO_6_BYTE>
WARNING: R/W mount denied.  Filesystem is not clean - run fsck

# gpart show da1
=>     32  1001440  da1  MBR  (489M)
       32       31       - free -  (16K)
       63  1001409    1  linux-data  [active]  (489M)

# gpart list da1
Geom name: da1
modified: false
state: OK
fwheads: 64
fwsectors: 32
last: 1001471
first: 32
entries: 4
scheme: MBR
Providers:
1. Name: da1s1
   Mediasize: 512721408 (489M)
   Sectorsize: 512
   Stripesize: 0
   Stripeoffset: 32256
   Mode: r0w0e0
   attrib: active
   rawtype: 131
   length: 512721408
   offset: 32256
   type: linux-data
   index: 1
   end: 1001471
   start: 63
Consumers:
1. Name: da1
   Mediasize: 512753664 (489M)
   Sectorsize: 512
   Mode: r0w0e0

fsck /dev/da1
fsck: Could not determine filesystem type

So, what argument to I pass to fsck -t ??? /dev/da1 ?


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James B. Byrne                mailto:ByrneJB at Harte-Lyne.ca
Harte & Lyne Limited          http://www.harte-lyne.ca
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