lsattr

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lsattr is a command line programs for listing the attributes of on a Linux second extended file system (ext2). [1]

[edit] Attributes

Some attributes include:

  • don't update atime (A)
  • synchronous updates (S)
  • synchronous directory updates (D)
  • append only (a)
  • compressed (c)
  • no dump (d)
  • immutable (i)
  • data journalling (j)
  • secure deletion (s)
  • top of directory hierarchy (T)
  • no tail-merging (t)
  • undeletable (u).
Details of the attributes can be found in the chattr man page [2]

[edit] Example output

Example output of lsattr -El hdisk10 [3]

# lsattr -El hdisk10
clr_q         yes                Device CLEARS its Queue on error True
location                         Location Label                   True
lun_id        0x3e000000000000   Logical Unit Number ID           False
lun_reset_spt yes                FC Forced Open LUN               True
max_transfer  0x40000            Maximum TRANSFER Size            True
node_name     0x5006048ad52e3f66 FC Node Name                     False
pvid          none               Physical volume identifier       False
q_err         no                 Use QERR bit                     True
q_type        simple             Queue TYPE                       True
queue_depth   16                 Queue DEPTH                      True
reserve_lock  yes                Reserve Device on open           True
rw_timeout    40                 READ/WRITE time out value        True
scsi_id       0xd40018           SCSI ID                          False
start_timeout 180                START UNIT time out value        True
ww_name       0x5006048ad52e3f66 FC World Wide Name               False

[edit] See Also

[edit] References

  1. ^ lsattr man
  2. ^ chattr man
  3. ^ Example output of lsattr