|  | 
 | What:		/sys/fs/nilfs2/features/revision | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show current revision of NILFS file system driver. | 
 | 		This value informs about file system revision that | 
 | 		driver is ready to support. | 
 |  | 
 | What:		/sys/fs/nilfs2/features/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/features group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/revision | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show NILFS file system revision on volume. | 
 | 		This value informs about metadata structures' | 
 | 		revision on mounted volume. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/blocksize | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show volume's block size in bytes. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/device_size | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show volume size in bytes. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/free_blocks | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show count of free blocks on volume. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/uuid | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show volume's UUID (Universally Unique Identifier). | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/volume_name | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show volume's label. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/<device> group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/superblock/sb_write_time | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show last write time of super block in human-readable | 
 | 		format. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/superblock/sb_write_time_secs | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show last write time of super block in seconds. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/superblock/sb_write_count | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show current write count of super block. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/superblock/sb_update_frequency | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show/Set interval of periodical update of superblock | 
 | 		(in seconds). | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/superblock/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/<device>/superblock | 
 | 		group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_pseg_block | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show start block number of the latest segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_seg_sequence | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show sequence value of the latest segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_seg_checkpoint | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show checkpoint number of the latest segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/current_seg_sequence | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show segment sequence counter. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/current_last_full_seg | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show index number of the latest full segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/next_full_seg | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show index number of the full segment index | 
 | 		to be used next. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/next_pseg_offset | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show offset of next partial segment in the current | 
 | 		full segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/next_checkpoint | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show next checkpoint number. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_seg_write_time | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show write time of the last segment in | 
 | 		human-readable format. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_seg_write_time_secs | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show write time of the last segment in seconds. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_nongc_write_time | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show write time of the last segment not for cleaner | 
 | 		operation in human-readable format. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/last_nongc_write_time_secs | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show write time of the last segment not for cleaner | 
 | 		operation in seconds. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/dirty_data_blocks_count | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of dirty data blocks. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segctor/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/<device>/segctor | 
 | 		group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segments/segments_number | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of segments on a volume. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segments/blocks_per_segment | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of blocks in segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segments/clean_segments | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show count of clean segments. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segments/dirty_segments | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show count of dirty segments. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/segments/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/<device>/segments | 
 | 		group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/checkpoints/checkpoints_number | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of checkpoints on volume. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/checkpoints/snapshots_number | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of snapshots on volume. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/checkpoints/last_seg_checkpoint | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show checkpoint number of the latest segment. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/checkpoints/next_checkpoint | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show next checkpoint number. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/checkpoints/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/<device>/checkpoints | 
 | 		group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/mounted_snapshots/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe content of /sys/fs/nilfs2/<device>/mounted_snapshots | 
 | 		group. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/mounted_snapshots/<id>/inodes_count | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of inodes for snapshot. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/mounted_snapshots/<id>/blocks_count | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Show number of blocks for snapshot. | 
 |  | 
 | What:		/sys/fs/nilfs2/<device>/mounted_snapshots/<id>/README | 
 | Date:		April 2014 | 
 | Contact:	"Vyacheslav Dubeyko" <slava@dubeyko.com> | 
 | Description: | 
 | 		Describe attributes of /sys/fs/nilfs2/<device>/mounted_snapshots/<id> | 
 | 		group. |