1 2 What: /sys/fs/nilfs2/features/revision 3 Date: April 2014 4 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 5 Description: 6 Show current revision of NILFS file system driver. 7 This value informs about file system revision that 8 driver is ready to support. 9 10 What: /sys/fs/nilfs2/features/README 11 Date: April 2014 12 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 13 Description: 14 Describe attributes of /sys/fs/nilfs2/features group. 15 16 What: /sys/fs/nilfs2/<device>/revision 17 Date: April 2014 18 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 19 Description: 20 Show NILFS file system revision on volume. 21 This value informs about metadata structures' 22 revision on mounted volume. 23 24 What: /sys/fs/nilfs2/<device>/blocksize 25 Date: April 2014 26 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 27 Description: 28 Show volume's block size in bytes. 29 30 What: /sys/fs/nilfs2/<device>/device_size 31 Date: April 2014 32 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 33 Description: 34 Show volume size in bytes. 35 36 What: /sys/fs/nilfs2/<device>/free_blocks 37 Date: April 2014 38 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 39 Description: 40 Show count of free blocks on volume. 41 42 What: /sys/fs/nilfs2/<device>/uuid 43 Date: April 2014 44 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 45 Description: 46 Show volume's UUID (Universally Unique Identifier). 47 48 What: /sys/fs/nilfs2/<device>/volume_name 49 Date: April 2014 50 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 51 Description: 52 Show volume's label. 53 54 What: /sys/fs/nilfs2/<device>/README 55 Date: April 2014 56 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 57 Description: 58 Describe attributes of /sys/fs/nilfs2/<device> group. 59 60 What: /sys/fs/nilfs2/<device>/superblock/sb_write_time 61 Date: April 2014 62 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 63 Description: 64 Show last write time of super block in human-readable 65 format. 66 67 What: /sys/fs/nilfs2/<device>/superblock/sb_write_time_secs 68 Date: April 2014 69 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 70 Description: 71 Show last write time of super block in seconds. 72 73 What: /sys/fs/nilfs2/<device>/superblock/sb_write_count 74 Date: April 2014 75 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 76 Description: 77 Show current write count of super block. 78 79 What: /sys/fs/nilfs2/<device>/superblock/sb_update_frequency 80 Date: April 2014 81 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 82 Description: 83 Show/Set interval of periodical update of superblock 84 (in seconds). 85 86 What: /sys/fs/nilfs2/<device>/superblock/README 87 Date: April 2014 88 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 89 Description: 90 Describe attributes of /sys/fs/nilfs2/<device>/superblock 91 group. 92 93 What: /sys/fs/nilfs2/<device>/segctor/last_pseg_block 94 Date: April 2014 95 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 96 Description: 97 Show start block number of the latest segment. 98 99 What: /sys/fs/nilfs2/<device>/segctor/last_seg_sequence 100 Date: April 2014 101 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 102 Description: 103 Show sequence value of the latest segment. 104 105 What: /sys/fs/nilfs2/<device>/segctor/last_seg_checkpoint 106 Date: April 2014 107 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 108 Description: 109 Show checkpoint number of the latest segment. 110 111 What: /sys/fs/nilfs2/<device>/segctor/current_seg_sequence 112 Date: April 2014 113 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 114 Description: 115 Show segment sequence counter. 116 117 What: /sys/fs/nilfs2/<device>/segctor/current_last_full_seg 118 Date: April 2014 119 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 120 Description: 121 Show index number of the latest full segment. 122 123 What: /sys/fs/nilfs2/<device>/segctor/next_full_seg 124 Date: April 2014 125 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 126 Description: 127 Show index number of the full segment index 128 to be used next. 129 130 What: /sys/fs/nilfs2/<device>/segctor/next_pseg_offset 131 Date: April 2014 132 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 133 Description: 134 Show offset of next partial segment in the current 135 full segment. 136 137 What: /sys/fs/nilfs2/<device>/segctor/next_checkpoint 138 Date: April 2014 139 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 140 Description: 141 Show next checkpoint number. 142 143 What: /sys/fs/nilfs2/<device>/segctor/last_seg_write_time 144 Date: April 2014 145 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 146 Description: 147 Show write time of the last segment in 148 human-readable format. 149 150 What: /sys/fs/nilfs2/<device>/segctor/last_seg_write_time_secs 151 Date: April 2014 152 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 153 Description: 154 Show write time of the last segment in seconds. 155 156 What: /sys/fs/nilfs2/<device>/segctor/last_nongc_write_time 157 Date: April 2014 158 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 159 Description: 160 Show write time of the last segment not for cleaner 161 operation in human-readable format. 162 163 What: /sys/fs/nilfs2/<device>/segctor/last_nongc_write_time_secs 164 Date: April 2014 165 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 166 Description: 167 Show write time of the last segment not for cleaner 168 operation in seconds. 169 170 What: /sys/fs/nilfs2/<device>/segctor/dirty_data_blocks_count 171 Date: April 2014 172 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 173 Description: 174 Show number of dirty data blocks. 175 176 What: /sys/fs/nilfs2/<device>/segctor/README 177 Date: April 2014 178 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 179 Description: 180 Describe attributes of /sys/fs/nilfs2/<device>/segctor 181 group. 182 183 What: /sys/fs/nilfs2/<device>/segments/segments_number 184 Date: April 2014 185 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 186 Description: 187 Show number of segments on a volume. 188 189 What: /sys/fs/nilfs2/<device>/segments/blocks_per_segment 190 Date: April 2014 191 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 192 Description: 193 Show number of blocks in segment. 194 195 What: /sys/fs/nilfs2/<device>/segments/clean_segments 196 Date: April 2014 197 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 198 Description: 199 Show count of clean segments. 200 201 What: /sys/fs/nilfs2/<device>/segments/dirty_segments 202 Date: April 2014 203 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 204 Description: 205 Show count of dirty segments. 206 207 What: /sys/fs/nilfs2/<device>/segments/README 208 Date: April 2014 209 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 210 Description: 211 Describe attributes of /sys/fs/nilfs2/<device>/segments 212 group. 213 214 What: /sys/fs/nilfs2/<device>/checkpoints/checkpoints_number 215 Date: April 2014 216 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 217 Description: 218 Show number of checkpoints on volume. 219 220 What: /sys/fs/nilfs2/<device>/checkpoints/snapshots_number 221 Date: April 2014 222 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 223 Description: 224 Show number of snapshots on volume. 225 226 What: /sys/fs/nilfs2/<device>/checkpoints/last_seg_checkpoint 227 Date: April 2014 228 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 229 Description: 230 Show checkpoint number of the latest segment. 231 232 What: /sys/fs/nilfs2/<device>/checkpoints/next_checkpoint 233 Date: April 2014 234 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 235 Description: 236 Show next checkpoint number. 237 238 What: /sys/fs/nilfs2/<device>/checkpoints/README 239 Date: April 2014 240 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 241 Description: 242 Describe attributes of /sys/fs/nilfs2/<device>/checkpoints 243 group. 244 245 What: /sys/fs/nilfs2/<device>/mounted_snapshots/README 246 Date: April 2014 247 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 248 Description: 249 Describe content of /sys/fs/nilfs2/<device>/mounted_snapshots 250 group. 251 252 What: /sys/fs/nilfs2/<device>/mounted_snapshots/<id>/inodes_count 253 Date: April 2014 254 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 255 Description: 256 Show number of inodes for snapshot. 257 258 What: /sys/fs/nilfs2/<device>/mounted_snapshots/<id>/blocks_count 259 Date: April 2014 260 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 261 Description: 262 Show number of blocks for snapshot. 263 264 What: /sys/fs/nilfs2/<device>/mounted_snapshots/<id>/README 265 Date: April 2014 266 Contact: "Vyacheslav Dubeyko" <slava@dubeyko.com> 267 Description: 268 Describe attributes of /sys/fs/nilfs2/<device>/mounted_snapshots/<id> 269 group.
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