debugfs

$ sudo debugfs /dev/vda1
debugfs 1.42.9 (4-Feb-2014)

debugfs:  ncheck 679618 # check that the path is correct for that inode
Inode   Pathname
679618  /etc/issue

debugfs: stat <679618> # display information for that inode
Inode: 679618   Type: regular    Mode:  0644   Flags: 0x80000
Generation: 2438138670    Version: 0x00000000:00000001
User:     0   Group:     0   Size: 26
File ACL: 0    Directory ACL: 0
Links: 1   Blockcount: 8
Fragment:  Address: 0    Number: 0    Size: 0
 ctime: 0x53d27172:a6792220 -- Fri Jul 25 08:02:10 2014
 atime: 0x546973cb:9c4270fc -- Sun Nov 16 20:04:27 2014
 mtime: 0x53ce8460:00000000 -- Tue Jul 22 08:33:52 2014
crtime: 0x53d27168:18602e20 -- Fri Jul 25 08:02:00 2014
Size of extra inode fields: 28
EXTENTS:
(0):4822488

debugfs: imap <679618> # location of the inode
Inode 679618 is part of block group 82
        located at block 2622988, offset 0x0100