mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 20:47:43 +07:00
a5a7332a29
This patch adds creation of <snapshot> group for every mounted snapshot in /sys/fs/nilfs2/<device>/mounted_snapshots group. The group contains details about mounted snapshot: (1) inodes_count - show number of inodes for snapshot. (2) blocks_count - show number of blocks for snapshot. Signed-off-by: Vyacheslav Dubeyko <Vyacheslav.Dubeyko@hgst.com> Cc: Vyacheslav Dubeyko <slava@dubeyko.com> Cc: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Cc: Michael L. Semon <mlsemon35@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
270 lines
7.8 KiB
Plaintext
270 lines
7.8 KiB
Plaintext
|
|
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.
|