Hi, Thanks a lot Manish for your reply.
These are some of the things I tried from the shell on same filesystem [EMAIL PROTECTED] debugfs]# !mount mount /dev/ram0 /mnt/ [EMAIL PROTECTED] debugfs]# cd /mnt/ [EMAIL PROTECTED] mnt]# ls a a1 a2 lost+found [EMAIL PROTECTED] mnt]# stat a File: `a' Size: 46 Blocks: 2 IO Block: 4096 regular file [EMAIL PROTECTED] mnt]# rm a2 rm: remove regular file `a2'? y [EMAIL PROTECTED] mnt]# stat a1 File: `a1' Size: 46 Blocks: 2 IO Block: 4096 regular file Device: 100h/256d Inode: 12 Links: 0 Access: (0664/-rw-rw-r--) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2008-05-30 11:21:36.000000000 +0530 Modify: 2008-05-30 11:21:36.000000000 +0530 Change: 2008-05-30 12:24:30.000000000 +0530 [EMAIL PROTECTED] mnt]# stat a File: `a' Size: 46 Blocks: 2 IO Block: 4096 regular file Device: 100h/256d Inode: 12 Links: 0 Access: (0664/-rw-rw-r--) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2008-05-30 11:21:36.000000000 +0530 Modify: 2008-05-30 11:21:36.000000000 +0530 Change: 2008-05-30 12:24:30.000000000 +0530 [EMAIL PROTECTED] mnt]# rm a1 rm: remove regular file `a1'? y [EMAIL PROTECTED] mnt]# stat a File: `a' Size: 46 Blocks: 2 IO Block: 4096 regular file Device: 100h/256d Inode: 12 Links: -1 Access: (0664/-rw-rw-r--) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2008-05-30 11:21:36.000000000 +0530 Modify: 2008-05-30 11:21:36.000000000 +0530 Change: 2008-05-30 12:24:45.000000000 +0530 evice: 100h/256d Inode: 12 Links: 1 Access: (0664/-rw-rw-r--) Uid: ( 0/ root) Gid: ( 0/ root) Access: 2008-05-30 11:21:36.000000000 +0530 Modify: 2008-05-30 11:21:36.000000000 +0530 Change: 2008-05-30 11:21:36.000000000 +0530 [EMAIL PROTECTED] mnt]# cd - /home/prasad/e2fs/e2fsprogs-1.40.10/builds/debugfs The effect in the debugfs env was this ........ [EMAIL PROTECTED] debugfs]# ./debugfs -w /dev/ram0 debugfs 1.40.10 (21-May-2008) debugfs: lsdel Inode Owner Mode Size Blocks Time deleted 0 deleted inodes found. debugfs: ls 2 (12) . 2 (12) .. 11 (20) lost+found 12 (980) a debugfs: stat a Inode: 12 Type: regular Mode: 0664 Flags: 0x0 Generation: 0 User: 0 Group: 0 Size: 46 File ACL: 0 Directory ACL: 0 Links: 65535 Blockcount: 2 Fragment: Address: 0 Number: 0 Size: 0 ctime: 0x483fa4b5 -- Fri May 30 12:24:45 2008 atime: 0x483f95e8 -- Fri May 30 11:21:36 2008 mtime: 0x483f95e8 -- Fri May 30 11:21:36 2008 BLOCKS: (0):338 TOTAL: 1 debugfs: It is really confusing. Thanks and Regards, Prasad. On Fri, May 30, 2008 at 11:54 AM, Manish Katiyar <[EMAIL PROTECTED]> wrote: > On Fri, May 30, 2008 at 11:31 AM, Prasad Joshi <[EMAIL PROTECTED]> > wrote: > > Hi All, > > > > I am facing a problem where link count is not getting properly updated in > > the debugfs. I am using e2fsprogs. > > > > [EMAIL PROTECTED] debugfs]# mkfs -t ext2 /dev/ram0 > > mke2fs 1.40.10 (21-May-2008) > > Filesystem label= > > OS type: Linux > > Block size=1024 (log=0) > > Fragment size=1024 (log=0) > > 4096 inodes, 16384 blocks > > 819 blocks (5.00%) reserved for the super user > > First data block=1 > > Maximum filesystem blocks=16777216 > > 2 block groups > > 8192 blocks per group, 8192 fragments per group > > 2048 inodes per group > > Superblock backups stored on blocks: > > 8193 > > > > Writing inode tables: done > > Writing superblocks and filesystem accounting information: done > > > > This filesystem will be automatically checked every 30 mounts or > > 180 days, whichever comes first. Use tune2fs -c or -i to override. > > > > [EMAIL PROTECTED] debugfs]# ./debugfs -w /dev/ram0 > > debugfs 1.40.10 (21-May-2008) > > > > debugfs: ls > > 2 (12) . 2 (12) .. 11 (1000) lost+found > > > > debugfs: write /home/prasad/.vimrc a > > Allocated inode: 12 > > debugfs: stat a > > Inode: 12 Type: regular Mode: 0664 Flags: 0x0 Generation: 0 > > User: 0 Group: 0 Size: 46 > > File ACL: 0 Directory ACL: 0 > > Links: 1 Blockcount: 2 > > Fragment: Address: 0 Number: 0 Size: 0 > > ctime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > atime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > mtime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > BLOCKS: > > (0):338 > > TOTAL: 1 > > > > debugfs: ln a a1 > > > > debugfs: stat a > > Inode: 12 Type: regular Mode: 0664 Flags: 0x0 Generation: 0 > > User: 0 Group: 0 Size: 46 > > File ACL: 0 Directory ACL: 0 > > Links: 1 Blockcount: 2 > > Fragment: Address: 0 Number: 0 Size: 0 > > ctime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > atime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > mtime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > BLOCKS: > > (0):338 > > TOTAL: 1 > > > > debugfs: stat a1 > > Inode: 12 Type: regular Mode: 0664 Flags: 0x0 Generation: 0 > > User: 0 Group: 0 Size: 46 > > File ACL: 0 Directory ACL: 0 > > Links: 1 Blockcount: 2 > > Fragment: Address: 0 Number: 0 Size: 0 > > ctime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > atime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > mtime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > BLOCKS: > > (0):338 > > TOTAL: 1 > > > > debugfs: ln a a2 > > > > debugfs: ls -l > > 2 40755 (2) 0 0 1024 30-May-2008 11:21 . > > 2 40755 (2) 0 0 1024 30-May-2008 11:21 .. > > 11 40700 (2) 0 0 12288 30-May-2008 11:21 lost+found > > 12 100664 (1) 0 0 46 30-May-2008 11:21 a > > 12 100664 (1) 0 0 46 30-May-2008 11:21 a1 > > 12 100664 (1) 0 0 46 30-May-2008 11:21 a2 > > > > debugfs: stat a > > Inode: 12 Type: regular Mode: 0664 Flags: 0x0 Generation: 0 > > User: 0 Group: 0 Size: 46 > > File ACL: 0 Directory ACL: 0 > > Links: 1 Blockcount: 2 > > Fragment: Address: 0 Number: 0 Size: 0 > > ctime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > atime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > mtime: 0x483f95e8 -- Fri May 30 11:21:36 2008 > > BLOCKS: > > (0):338 > > TOTAL: 1 > > > > debugfs: > > > > Why the link count is always showing 1 eventhough I have created 2 links > to > > the file? Am I doing some mistake? > > Did you flush the memory contents and did a umount and then had a > look. Also have a look at > http://kerneltrap.org/mailarchive/linux-kernel-newbies/2008/3/29/1295364 > > Thanks > > > > > > > Thanks and Regards, > > Prasad. > > > > > > -- > Thanks & Regards, > ******************************************** > Manish Katiyar ( http://mkatiyar.googlepages.com ) > 3rd Floor, Fair Winds Block > EGL Software Park > Off Intermediate Ring Road > Bangalore 560071, India > *********************************************** >
