\u8d85\u7ea7\u5757\uff1a\u4ece\u78c1\u76d8\u4e0a\u8bfb\u51fa\u6765\u7684\u7b2c\u4e00\u5757\u4fe1\u606f\u5c31\u662f\u8d85\u7ea7\u5757(superblock),\u5b83\u8bb0\u5f55\u4e86\u78c1\u76d8\u7684\u51e0\u4f55\u5c3a\u5bf8\uff0c\u53ef\u7528\u7a7a\u95f4\u5bb9\u91cf\u6700\u91cd\u8981\u7684\u662f\u8bb0\u5f55\u4e86\u7b2c\u4e00\u4e2ainode\u4f4d\u7f6e\uff0c\u5c31\u662f”\/ “\uff0cext2\/3\u6587\u4ef6\u5b58\u53d6\u90fd\u662f\u901a\u8fc7inode\u5b9a\u4f4d\u7684\uff0c\u6bd4\u5982\u4f7f\u7528\/home\/blue\/test\u8fd9\u4e2a\u6587\u4ef6\uff0c\u9996\u5148\u5148\u627e\u5230\/\u7684inode,\u7136\u540e\u627e\u5230 \/home\u7684inode,\u518d\u627e\u5230blue\u7684inode\u6700\u540e\u627e\u5230test\u7684inode\uff0c\u53ef\u89c1\u6ca1\u6709\u8d85\u7ea7\u5757\uff0c\u6587\u4ef6\u7cfb\u7edf\u5c31\u6ca1\u6709\u4f7f\u7528\u610f\u4e49\u3002\u6765\u770b\u770bext2\/3\u6587\u4ef6\u7cfb\u7edf\u7684\u7ed3\u6784\u56fe\uff1a\u53ef\u4ee5\u770b\u51fa\uff0cext2\/3\u6587\u4ef6\u7cfb\u7edf\u662f\u7531\u8bb8\u591a\u7684\u5757\u7ec4\u7ec4\u6210\uff0c\u5728\u5176\u4ed6\u7684\u5757\u7ec4\u4e2d\u4fdd\u5b58\u4e86\u8d85\u7ea7\u5757\u7684\u590d\u672c\u901a\u5e38\u53ea\u6709\u5757\u7ec40\u7684\u8d85\u7ea7\u5757\u4f1a\u88ab\u7a0b\u5e8f\u8bfb\u53d6\uff0c\u6bd4\u5982mount\uff0ce2fsck \u9ed8\u8ba4\u5c31\u53ea\u8bfb\u53d6\u5757\u7ec40\u7684\u3002\u5982\u679c\u8d85\u7ea7\u5757\u88ab\u5199\u4e0a\u5176\u4ed6\u7684\u6570\u636e\uff0c\u6bd4\u5982\u88abmkswap\u540e\uff0c\u8d85\u7ea7\u5757\u4fdd\u5b58\u7684\u4fe1\u606f\u5c31\u4e22\u5931\u4e86mount,fsck\u5c31\u4f1a\u62a5\u544a\u8d85\u7ea7\u5757\u635f\u574f\uff0c\u65e0\u6cd5\u6b63\u5e38\u6302\u8f7d\u7cfb\u7edf\u4e86\uff0c\u9274\u4e8e\u8d85\u7ea7\u5757\u5982\u6b64\u91cd\u8981\uff0c\u6587\u4ef6\u7cfb\u7edf\u7684\u8bbe\u8ba1\u8005\u5c06\u8fd9\u4e9b\u8d85\u7ea7\u5757\u62f7\u8d1d\u4e86\u8bb8\u591a\u4efd\u5206\u6563\u5728\u6574\u4e2a\u6587\u4ef6\u7cfb\u7edf\u7684\u5757\u7ec4\u4e2d\u3002\u6211\u4eec\u8981\u505a\u7684\u5c31\u662f\u7528\u5206\u6563\u5728\u5176\u4ed6\u5757\u7ec4\u4e2d\u8d85\u7ea7\u5757\u66ff\u6362\u5df2\u7ecf\u635f\u574f\u7684\uff0c\u5c31\u4e07\u4e8b\u5927\u5409\u5566\u3002\u9996\u5148\u627e\u51fa\u8d85\u7ea7\u5757\u90fd\u88ab\u85cf\u5230\u54ea\u53bb\u4e86 \u6ce8\u610f\uff1a -n \u53c2\u6570\u8868\u793a\u53ea\u5217\u51fa\u6587\u4ef6\u7cfb\u7edf\u7684\u4fe1\u606f\uff0c\u5e76\u4e0d\u771f\u7684\u683c\u5f0f\u5316\u5206\u533a\uff0c\u4f7f\u7528mke2fs\u65f6\u4e00\u5b9a\u8981\u52a0\u500d\u5c0f\u5fc3\u4e0d\u7136\u771f\u7ed9\u683c\u4e86\u4e00\u5b9a\u8981\u5c0f\u5fc3\u3002 mke2fs -n \/dev\/hda10
\nmke2fs 1.35 (28-Feb-2004)Filesystem label=OS type: LinuxBlock size=4096 (log=2)Fragment size=4096 (log=2)883008 inodes, 1763125 blocks88156 blocks (5.00%) reserved for the super userFirst data block=054 block groups32768 blocks per group, 32768 fragments per group16352 inodes per groupSuperblock backups stored on blocks: 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632
\n\u539f\u6765\u85cf\u572832768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632\u4e0b\u9762\u5c31\u4f7f\u7528e2fsck\u547d\u4ee4\u4fee\u590d\u3002
\ne2fsck -b 32768 \/dev\/hda10 -b\u53c2\u6570\u6307\u5b9a\u8d85\u7ea7\u5757\u4f4d\u7f6e\uff0c\u4e0d\u4f7f\u7528\u9ed8\u8ba4\u7684\u8d85\u7ea7\u5757\uff0c\u9ed8\u8ba4\u7684\u90fd\u574f\u6389\u4e86\u3002
\n\u6309\u7167\u63d0\u793a\uff0c\u4e00\u8defy\u540e\u3002<\/p>\n
mount \/dev\/sde1 \/foo
\nmount: wrong fs type, bad option, bad superblock on
\n\/dev\/sde1,
\nor too many mounted file
\nsystems
\n\u7684\u95ee\u9898\u3002\u8bf7\u95ee\u8fd9\u79cd\u95ee\u9898\u600e\u4e48\u80fd\u89e3\u51b3\u5462\uff1f
\n\u56de\u7b54\uff1a
\n\u8fd9\u4e2a\u9519\u8bef\u4fe1\u606f\u6807\u8bc6 \/dev\/sde1 \u8bbe\u5907\u4e0a\u7684 ext3
\n\u6587\u4ef6\u7cfb\u7edf\u7684\u8d85\u7ea7\u5757\u635f\u574f\u4e86\uff0cext3 \u6587\u4ef6\u7cfb\u7edf\u7684\u5143\u6570\u636e\u4fdd\u5b58\u5728\u8d85\u7ea7\u5757\u4e2d\u3002
\next3 \u6587\u4ef6\u7cfb\u7edf\u8fd8\u6709\u4e00\u4e9b\u5907\u4efd\u7684\u8d85\u7ea7\u5757\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u7528\u5907\u4efd\u7684\u8d85\u7ea7\u5757\u52a0\u8f7d ext3
\n\u6587\u4ef6\u7cfb\u7edf\u548c\u4fee\u590d ext3 \u6587\u4ef6\u7cfb\u7edf\u3002
\n\u5907\u4efd\u7684\u8d85\u7ea7\u5757\u4fe1\u606f\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u83b7\u5f97\uff0c\u8fd9\u4e2a\u547d\u4ee4\u6a21\u62df ext3
\n\u6587\u4ef6\u7cfb\u7edf\u521b\u5efa\u65f6\u7684\u52a8\u4f5c\u5e76\u6253\u5370\u51fa\u5907\u4efd\u8d85\u7ea7\u5757\u7684\u4f4d\u7f6e\uff0c\u7ed9\u51fa\u7684\u4f4d\u7f6e\u7f3a\u7701\u662f\u4ee54k\u4e3a\u5355\u4f4d\u7684\uff0cmount
\n\u5728\u4f7f\u7528\u65f6\u9700\u8981\u4e3a\u5b83\u63d0\u4f9b\u4ee51k\u4e3a\u5355\u4f4d\u7684\u504f\u79fb\uff0c\u9700\u8981\u4e584\uff1a
\n\u6ce8\u610f!!!!!\u4e00\u5b9a\u8981\u4f7f\u7528\\”-n\\”\u4f5c\u4e3a\u53c2\u6570\u6a21\u62df ext3 \u6587\u4ef6\u7cfb\u7edf\u7684\u521b\u5efa\u800c\u4e0d\u662f\u771f\u7684\u521b\u5efa ext3
\n\u6587\u4ef6\u7cfb\u7edf
\n# mkfs.ext3 -n \/dev\/hda7
\nmke2fs 1.38 (30-Jun-2005)
\nFilesystem
\nlabel=
\nOS type: Linux
\nBlock size=4096 (log=2)
\nFragment size=4096
\n(log=2)
\n2198880 inodes, 4393738 blocks
\n219686 blocks (5.00%) reserved for
\nthe super user
\nFirst data block=0
\n135 block groups
\n32768 blocks per
\ngroup, 32768 fragments per group
\n16288 inodes per group
\nSuperblock backups
\nstored on blocks:
\n32768, 98304, 163840, 229376, 294912, 819200,
\n884736, 1605632, 2654208,
\n4096000
\n\u4f7f\u7528\u5907\u4efd\u7684\u8d85\u7ea7\u5757\u6765\u52a0\u8f7d ext3
\n\u6587\u4ef6\u7cfb\u7edf\u7684\u547d\u4ee4:
\n\u8bed\u6cd5\uff1a mount.ext3 -o sb=n
\n#
\nmount.ext3 -o sb=131072 \/dev\/hda7 \/media\/hda7
\n\u4f7f\u7528\u5907\u4efd\u7684\u8d85\u7ea7\u5757\u6765\u4fee\u590d ext3
\n\u6587\u4ef6\u7cfb\u7edf\u7684\u547d\u4ee4
\n\u8bed\u6cd5\uff1afsck.ext3 -b superblock
\n# fsck.ext3 -b 32768
\n\/dev\/hda7<\/p>\n
—————————————–<\/p>\n
1\uff0c\u4e00\u670d\u52a1\u5668\/dev\/sdb\u6587\u4ef6\u7cfb\u7edf\u635f\u574f\uff0c\u91cd\u542f\u540e\u7cfb\u7edf\u542f\u4e0d\u6765\uff0c\u8fdb\u5165\u5355\u7528\u6237\u6a21\u5f0ffsck\u65e0\u6cd5\u4fee\u590d\uff0c\u628a\/etc\/fstab\u4e2d\u7684\/dev\/sdb\u6ce8\u91ca\u6389\u540e\uff0c\u7cfb\u7edf\u6210\u529f\u8d77\u6765\u3002<\/p>\n
2\uff0cmount\u6302\u8f7d\/dev\/sdb\u63d0\u793abad superblock \u9519\u8bef\uff0c\u65e0\u6cd5\u6b63\u5e38\u6302\u8f7d\uff1a
\n[root@localhost ~]# mount \/dev\/sdb \/test
\nmount: wrong fs type, bad option, bad superblock on \/dev\/sdb,
\n or too many mounted file systems<\/p>\n
3\uff0c\u5c1d\u8bd5\u76f4\u63a5\u6307\u5b9a\u5907\u7528\u8d85\u7ea7\u5757\u6765\u6302\u8f7d\u5206\u533a\u3002\u901a\u8fc7mkfs -n\u53ef\u4ee5\u67e5\u770b\u5230\u5907\u4efd\u8d85\u7ea7\u5757\u7684\u4f4d\u7f6e\uff1a
\n[root@localhost ~]# mkfs.ext3 -n \/dev\/sdb
\nmke2fs 1.35 (28-Feb-2004)
\n\/dev\/sdb is entire device, not just one partition!
\nProceed anyway? (y,n) y
\nFilesystem label=
\nOS type: Linux
\nBlock size=4096 (log=2)
\nFragment size=4096 (log=2)
\n365854720 inodes, 731688960 blocks
\n36584448 blocks (5.00%) reserved for the super user
\nFirst data block=0
\nMaximum filesystem blocks=4294967296
\n22330 block groups
\n32768 blocks per group, 32768 fragments per group
\n16384 inodes per group
\nSuperblock backups stored on blocks:
\n 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
\n 4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
\n 102400000, 214990848, 512000000, 550731776, 644972544
\n\u4e5f\u53ef\u4ee5\u901a\u8fc7dumpe2fs\u67e5\u770b\u5907\u4efd\u8d85\u7ea7\u5757\u7684\u4f4d\u7f6e\uff1a
\n[root@localhost ~]# dumpe2fs \/dev\/sdb | grep \u2013before-context=1 superblock
\ndumpe2fs 1.35 (28-Feb-2004)
\nGroup 0: (Blocks 0-32767)
\n Primary superblock at 0, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 1-175
\n\u2013
\nGroup 1: (Blocks 32768-65535)
\n Backup superblock at 32768, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 32769-32943
\n\u2013
\nGroup 3: (Blocks 98304-131071)
\n Backup superblock at 98304, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 98305-98479
\n\u2013
\nGroup 5: (Blocks 163840-196607)
\n Backup superblock at 163840, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 163841-164015
\n\u2013
\nGroup 7: (Blocks 229376-262143)
\n Backup superblock at 229376, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 229377-229551
\n\u2013
\nGroup 9: (Blocks 294912-327679)
\n Backup superblock at 294912, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 294913-295087
\n\u2013
\nGroup 25: (Blocks 819200-851967)
\n Backup superblock at 819200, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 819201-819375
\n\u2013
\nGroup 27: (Blocks 884736-917503)
\n Backup superblock at 884736, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 884737-884911
\n\u2013
\nGroup 49: (Blocks 1605632-1638399)
\n Backup superblock at 1605632, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 1605633-1605807
\n\u2013
\nGroup 81: (Blocks 2654208-2686975)
\n Backup superblock at 2654208, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 2654209-2654383
\n\u2013
\nGroup 125: (Blocks 4096000-4128767)
\n Backup superblock at 4096000, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 4096001-4096175
\n\u2013
\nGroup 243: (Blocks 7962624-7995391)
\n Backup superblock at 7962624, Group de\uff53\uff43\uff52\uff49\uff50\uff54ors at 7962625-7962799<\/p>\n
4\uff0c\u7528\u67e5\u770b\u5230\u7684\u5907\u4efd\u8d85\u7ea7\u5757\u6765\u6302\u8f7d\/dev\/sdb\uff0c\u4e5f\u65e0\u6cd5\u6210\u529f\uff1a
\n[root@localhost ~]# mount -o sb=32768 \/dev\/sdb \/test
\nmount: wrong fs type, bad option, bad superblock on \/dev\/sdb,
\n or too many mounted file systems
\n\u5206\u533a\u60c5\u51b5\u5982\u4e0b\uff1a
\n[root@localhost ~]# fdisk -l
\nDisk \/dev\/sda: 998.9 GB, 998999326720 bytes
\n255 heads, 63 sectors\/track, 121454 cylinders
\nUnits = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
Device Boot Start End Blocks Id System
\n\/dev\/sda1 * 1 16 128488+ 83 Linux
\n\/dev\/sda2 17 6390 51199155 83 Linux
\n\/dev\/sda3 6391 12764 51199155 83 Linux
\n\/dev\/sda4 12765 121454 873052425 5 Extended
\n\/dev\/sda5 12765 13796 8289508+ 82 Linux swap
\n\/dev\/sda6 13797 121454 864762853+ 83 Linux<\/p>\n
Disk \/dev\/sdb: 2996.9 GB, 2996997980160 bytes
\n255 heads, 63 sectors\/track, 364364 cylinders
\nUnits = cylinders of 16065 * 512 = 8225280 bytes<\/p>\n
Disk \/dev\/sdb doesn\u2019t contain a valid partition table<\/p>\n
[root@localhost ~]# parted \/dev\/sdb
\nGNU Parted 1.6.19
\nCopyright (C) 1998 – 2004 Free Software Foundation, Inc.
\nThis program is free software, covered by the GNU General Public License.<\/p>\n
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
\nMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.<\/p>\n
Using \/dev\/sdb
\n(parted) print
\nDisk geometry for \/dev\/sdb: 0.000-2858160.000 megabytes
\nDisk label type: loop
\nMinor Start End Filesystem Flags
\n1 0.000 2858160.000 ext3
\n(parted) quit
\nInformation: Don\u2019t forget to update \/etc\/fstab, if necessary. <\/p>\n
5\uff0c\u5c1d\u8bd5\u7528\u5907\u4efd\u8d85\u7ea7\u5757\u53bbfsck\u4fee\u590d\u5206\u533a\uff0c\u62a5\u201cillegal bitmap block\u201d\u9519\u8bef\uff0c\u4e5f\u65e0\u6cd5\u6210\u529f\uff1a Inode bitmap for group 4992 is not in group. (block 5385) Inode table for group 4992 is not in group. (block 1295485238) Block bitmap for group 4993 is not in group. (block 0) Inode bitmap for group 4993 is not in group. (block 0) Inode bitmap for group 21631 is not in group. (block 171349112) Inode table for group 21631 is not in group. (block 0) fsck.ext3: e2fsck_read_bitmaps: illegal bitmap block(s) for \/dev\/sdb<\/p>\n [root@localhost ~]# fsck.ext3 -b 163840 \/dev\/sdb Inode bitmap for group 4992 is not in group. (block 5385) Inode table for group 4992 is not in group. (block 1295485238) Inode bitmap for group 21631 is not in group. (block 171349112) Inode table for group 21631 is not in group. (block 0) fsck.ext3: e2fsck_read_bitmaps: illegal bitmap block(s) for \/dev\/sdb<\/p>\n 6\uff0c\u76f4\u63a5fsck -y\u4fee\u590d\u5206\u533a\uff0c\u4e5f\u662f\u62a5\u4e00\u6837\u7684\u9519\u8bef\uff1a Inode bitmap for group 4992 is not in group. (block 5385) Inode table for group 4992 is not in group. (block 1295485238) Block bitmap for group 4993 is not in group. (block 0) Inode bitmap for group 4993 is not in group. (block 0) Inode table for group 4993 is not in group. (block 567580784) Block bitmap for group 4994 is not in group. (block 0) Block bitmap for group 21630 is not in group. (block 0) Inode bitmap for group 21630 is not in group. (block 0) Inode table for group 21630 is not in group. (block 0) Block bitmap for group 21631 is not in group. (block 0) Inode bitmap for group 21631 is not in group. (block 171349112) Inode table for group 21631 is not in group. (block 0) fsck.ext3: e2fsck_read_bitmaps: illegal bitmap block(s) for \/dev\/sdb<\/p>\n 7\uff0c\u7ec8\u6781\u5927\u6cd5\uff0c\u7528mke2fs -S\u91cd\u65b0\u751f\u6210\u8d85\u7ea7\u5757(\u6ce8\uff1a\u6b64\u4e3a\u5b9e\u5728\u6ca1\u529e\u6cd5\u624d\u6267\u884c\u7684\uff0c\u4e0d\u6210\u529f\u7684\u8bdd\u5219\u5168\u90e8\u6570\u636e\u4f1a\u6709\u4e22\u5931\u7684\u53ef\u80fd)\uff0c\u4fee\u590d\u6210\u529f\u4e86\uff01\uff01 Writing superblocks and filesystem accounting information: done<\/p>\n This filesystem will be automatically checked every 39 mounts or 8\uff0c\u7ec8\u4e8e\u53ef\u4ee5\u5c06\u5206\u533a\u6302\u8f7d\u4e0a\u4e86\uff1a 9\uff0c\u7528tune2fs -l\u67e5\u770b\/dev\/sdb\uff0c\u53d1\u73b0\u72b6\u6001\u4e3a\uff1anot clean with errors\uff0c\u6d4f\u89c8\u6587\u4ef6\u53d1\u73b0\u5176\u4e2d\u8fd8\u662f\u6709\u5f88\u591a\u6587\u4ef6\u662f\u635f\u574f\u7684\uff1a 10\uff0c\u53ea\u6709\u518d\u7528fsck\u4fee\u590d\u4e0b\/dev\/sdb\uff0c\u5206\u533a2T\u591a\uff0c\u4fee\u590d\u4e869\u4e2a\u5c0f\u65f6\uff1a Inode 177963137 is in use, but has dtime set. Fix? yes<\/p>\n Inode 177963137 has imagic flag set. Clear? yes<\/p>\n Inode 177963147 is in use, but has dtime set. Fix? yes<\/p>\n Inode 177963147 has imagic flag set. Clear? yes<\/p>\n Inode 177963155 is in use, but has dtime set. Fix? yes<\/p>\n Inode 177963155 has imagic flag set. Clear? yes<\/p>\n Inode 177963156 is in use, but has dtime set. Fix? yes<\/p>\n Inode 177963156, i_blocks is 4294967295, should be 0. Fix? yes<\/p>\n Inode 177963155 has compression flag set on filesystem without compression support. Clear? yes<\/p>\n Inode 177963155 has INDEX_FL flag set but is not a directory.<\/p>\n 11\uff0c\u4fee\u590d\u5b8c\u6210\u540e\uff0c\/dev\/sdb\u5206\u533a\u80fd\u591f\u6b63\u5e38\u4f7f\u7528\uff0c\u6b64\u65f6\u53d1\u73b0\u6587\u4ef6\u7cfb\u7edf\u53d8\u6210ext2\u7684\u4e86\uff1a 12\uff0c\u7528tune2fs -j\u628a\u5206\u533a\u8f6c\u6210ext3\uff1a 13\uff0c\u6210\u529f\u4e86\uff0c\u5206\u533a\u72b6\u51b5\u4e5f\u6b63\u5e38\u4e86\uff0c\u5206\u533a\u5927\u90e8\u4efd\u6570\u636e\u8fd8\u5728\uff0c\u4e5f\u80fd\u6b63\u5e38\u4f7f\u7528\u4e86\uff0cover\uff1a \u8d85\u7ea7\u5757\uff1a\u4ece\u78c1\u76d8\u4e0a\u8bfb\u51fa\u6765\u7684\u7b2c\u4e00\u5757\u4fe1\u606f\u5c31\u662f\u8d85…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.q25.net\/index.php?rest_route=\/wp\/v2\/posts\/19"}],"collection":[{"href":"http:\/\/www.q25.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.q25.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.q25.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.q25.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=19"}],"version-history":[{"count":1,"href":"http:\/\/www.q25.net\/index.php?rest_route=\/wp\/v2\/posts\/19\/revisions"}],"predecessor-version":[{"id":20,"href":"http:\/\/www.q25.net\/index.php?rest_route=\/wp\/v2\/posts\/19\/revisions\/20"}],"wp:attachment":[{"href":"http:\/\/www.q25.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=19"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.q25.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.q25.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n[root@localhost ~]# fsck.ext3 -b 32768 \/dev\/sdb
\ne2fsck 1.35 (28-Feb-2004)
\nBlock bitmap for group 4992 is not in group. (block 809140608)
\nRelocate
\nRelocate
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate
\nRelocate
\nRelocate
\nRelocate
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate
\ne2fsck 1.35 (28-Feb-2004)
\nBlock bitmap for group 4992 is not in group. (block 809140608)
\nRelocate
\nRelocate
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate
\nRelocate
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate
\n[root@localhost ~]# fsck.ext3 -y \/dev\/sdb
\ne2fsck 1.35 (28-Feb-2004)
\nGroup de\uff53\uff43\uff52\uff49\uff50\uff54ors look bad\u2026 trying backup blocks\u2026
\nBlock bitmap for group 4992 is not in group. (block 809140608)
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nRelocate? yes<\/p>\n
\nWARNING: SEVERE DATA LOSS POSSIBLE.
\nRelocate? yes<\/p>\n
\n[root@localhost ~]# mke2fs -S \/dev\/sdb
\nmke2fs 1.35 (28-Feb-2004)
\n\/dev\/sdb is entire device, not just one partition!
\nProceed anyway? (y,n) y
\nFilesystem label=
\nOS type: Linux
\nBlock size=4096 (log=2)
\nFragment size=4096 (log=2)
\n365854720 inodes, 731688960 blocks
\n36584448 blocks (5.00%) reserved for the super user
\nFirst data block=0
\nMaximum filesystem blocks=4294967296
\n22330 block groups
\n32768 blocks per group, 32768 fragments per group
\n16384 inodes per group
\nSuperblock backups stored on blocks:
\n 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
\n 4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
\n 102400000, 214990848, 512000000, 550731776, 644972544<\/p>\n
\n180 days, whichever comes first. Use tune2fs -c or -i to override.<\/p>\n
\n[root@localhost ~]# mount \/dev\/sdb \/test<\/p>\n
\n[root@localhost ~]# tune2fs -l \/dev\/sdb
\ntune2fs 1.35 (28-Feb-2004)
\nFilesystem volume name:
\nLast mounted on:
\nFilesystem UUID: 2f3e8c46-64c0-4346-b7f6-edcfd457617a
\nFilesystem magic number: 0xEF53
\nFilesystem revision #: 1 (dynamic)
\nFilesystem features: resize_inode filetype sparse_super
\nDefault mount options: (none)
\nFilesystem state: not clean with errors
\nErrors behavior: Continue
\nFilesystem OS type: Linux
\nInode count: 365854720
\nBlock count: 731688960
\nReserved block count: 36584448
\nFree blocks: 720188790
\nFree inodes: 365854720
\nFirst block: 0
\nBlock size: 4096
\nFragment size: 4096
\nReserved GDT blocks: 849
\nBlocks per group: 32768
\nFragments per group: 32768
\nInodes per group: 16384
\nInode blocks per group: 512
\nFilesystem created: Fri Feb 18 14:37:14 2011
\nLast mount time: Fri Feb 18 14:37:33 2011
\nLast write time: Fri Feb 18 14:37:33 2011
\nMount count: 1
\nMaximum mount count: 39
\nLast checked: Fri Feb 18 14:37:14 2011
\nCheck interval: 15552000 (6 months)
\nNext check after: Wed Aug 17 14:37:14 2011
\nReserved blocks uid: 0 (user root)
\nReserved blocks gid: 0 (group root)
\nFirst inode: 11
\nInode size: 128
\nDefault directory hash: tea
\nDirectory Hash Seed: 72bc7ce8-d9db-40c4-8ee8-85e169dd4bc5<\/p>\n
\n[root@localhost ~]# fsck.ext3 -y \/dev\/sdb
\ne2fsck 1.35 (28-Feb-2004)
\n\/dev\/sdb contains a file system with errors, check forced.
\nPass 1: Checking inodes, blocks, and sizes
\nJournal inode is not in use, but contains data. Clear? yes<\/p>\n
\n[root@localhost ~]# df -hT
\nFilesystem Type Size Used Avail Use% Mounted on
\n\/dev\/sda3 ext3 49G 36G 11G 78% \/
\n\/dev\/sda6 ext3 812G 750G 22G 98% \/bk
\n\/dev\/sda1 ext3 122M 13M 103M 12% \/boot
\nnone tmpfs 3.9G 0 3.9G 0% \/dev\/shm
\n\/dev\/sda2 ext3 49G 3.2G 43G 7% \/opt
\n\/dev\/sdb ext2 2.7T 2.3T 349G 87% \/test<\/p>\n
\n[root@localhost ~]# tune2fs -j \/dev\/sdb
\ntune2fs 1.35 (28-Feb-2004)
\nCreating journal inode: done
\nThis filesystem will be automatically checked every 39 mounts or
\n180 days, whichever comes first. Use tune2fs -c or -i to override.<\/p>\n
\n[root@localhost ~]# tune2fs -l \/dev\/sdb
\ntune2fs 1.35 (28-Feb-2004)
\nFilesystem volume name:
\nLast mounted on:
\nFilesystem UUID: 2f3e8c46-64c0-4346-b7f6-edcfd457617a
\nFilesystem magic number: 0xEF53
\nFilesystem revision #: 1 (dynamic)
\nFilesystem features: has_journal resize_inode filetype sparse_super large_file
\nDefault mount options: (none)
\nFilesystem state: clean
\nErrors behavior: Continue
\nFilesystem OS type: Linux
\nInode count: 365854720
\nBlock count: 731688960
\nReserved block count: 36584448
\nFree blocks: 120881374
\nFree inodes: 360051869
\nFirst block: 0
\nBlock size: 4096
\nFragment size: 4096
\nReserved GDT blocks: 849
\nBlocks per group: 32768
\nFragments per group: 32768
\nInodes per group: 16384
\nInode blocks per group: 512
\nFilesystem created: Fri Feb 18 14:37:14 2011
\nLast mount time: Mon Mar 7 16:52:54 2011
\nLast write time: Tue Mar 15 11:45:42 2011
\nMount count: 4
\nMaximum mount count: 39
\nLast checked: Fri Feb 18 22:44:35 2011
\nCheck interval: 15552000 (6 months)
\nNext check after: Wed Aug 17 22:44:35 2011
\nReserved blocks uid: 0 (user root)
\nReserved blocks gid: 0 (group root)
\nFirst inode: 11
\nInode size: 128
\nJournal inode: 8404993
\nDefault directory hash: tea
\nDirectory Hash Seed: 72bc7ce8-d9db-40c4-8ee8-85e169dd4bc5<\/p>\n","protected":false},"excerpt":{"rendered":"