====== Check Linux Disk / Filesystem ======
The below will use ''e2fsck'' to check with the options of
  * Use ''badblocks'' ( c )
  * force check, even if system seems clean (f)
  * Optimize  directories  in  filesystem (D)
  * Automatically repair ("preen") the file system (p)
  * Print timing statistics (t)
  * Verbose (v)
<code bash>
e2fsck -c -f -t -p -v -D /dev/sdb1
</code>