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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.
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