jfs_tune version 1.1.11, 05-Jun-2006

JFS filesystem superblock:

JFS magic number:	'JFS1'
JFS version:		1
JFS state:		mounted
JFS flags:		JFS_LINUX  JFS_COMMIT  JFS_GROUPCOMMIT  JFS_INLINELOG  
Aggregate block size:	4096 bytes
Aggregate size:		59268912 blocks
Physical block size:	512 bytes
Allocation group size:	65536 aggregate blocks
Log device number:	0x807
Filesystem creation:	Sat Apr 23 15:53:33 2005
Volume label:		''