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<div><span style="font-size: medium; line-height: normal; widows: 1; background-color: window;">Hi</span></div>
<div><span style="font-size: medium; line-height: normal; widows: 1; background-color: window;">In OCFS2, the super block is on the third block.</span></div>
<div><font size="3"><span style="line-height: normal;">But I find that the first two block
</span><span data-bm="90" style="line-height: 18px; widows: 1;">become </span><span style="line-height: 18px; widows: 1;">corrupt in the race</span><span style="line-height: normal; white-space: pre-wrap; widows: 1;"> window</span><span style="white-space: pre-wrap; widows: 1; line-height: 18px;">
</span></font></div>
<div><font size="3"><span style="white-space: pre-wrap; widows: 1; line-height: 18px;">while storage link down.</span></font></div>
<div><span style="font-size: 16px; line-height: 23px; background-color: window;">I don't know what is reason for triggering the problem.</span></div>
<div><span style="font-size: 16px; line-height: 24px;">c0 3b 39 98 is </span><span style="background-color: rgba(0, 0, 0, 0); font-size: 16px; line-height: 1.5;">JFS_MAGIC_NUMBER,</span><span style="font-size: 16px; line-height: 24px; background-color: window;">overwrites </span><span style="font-size: 16px; line-height: 1.5; background-color: window;">inode
signature.</span></div>
<div><span style="font-size: 16px; line-height: 24px; background-color: window;">45 30 31 00 is g</span><span style="font-size: 16px; line-height: 1.5; background-color: window;">eneration number </span><span style="font-size: 16px; line-height: 24px; background-color: window;">o</span><span style="font-size: 16px; line-height: 1.5; background-color: window;">n
disk inode for OCFS2 </span></div>
<div><span style="background-color: rgba(0, 0, 0, 0); font-size: 16px; line-height: 1.5;">(ocfs2_dinode) ,</span></div>
<div><span style="background-color: rgba(0, 0, 0, 0); font-size: 16px; line-height: 1.5;"><br>
</span></div>
<div><span style="line-height: normal;"><font size="3">Thanks for your reply. </font></span><span style="line-height: normal;"><font size="3">Regards</font></span></div>
<div><span style="line-height: normal;"><font size="3"><br>
</font></span></div>
<div><span style="font-size: 16px; line-height: 24px;"><br>
</span></div>
<div><span style="line-height: normal;"><font size="3">details:</font></span></div>
<div><span style="font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; line-height: normal; widows: 1; background-color: rgb(242, 242, 242);"><br>
</span></div>
<div><span style="background-color: rgba(0, 0, 0, 0);"><span style="font-size: 16px;">root@hxn-server24:~# hexdump -C /dev/dm-7 | more
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000000 c0 3b 39 98 45 30 31 00 9c c3 67 76 06 00 09 00 |.;9.E01...gv....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000010 00 00 00 00 ed 00 00 00 00 00 00 00 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000020 00 00 d0 0e 00 00 00 00 80 81 01 00 01 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000030 76 4f 4e 57 00 00 00 00 29 4e 4e 57 00 00 00 00 |vONW....)NNW....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000040 29 4e 4e 57 00 00 00 00 00 00 00 00 00 00 00 00 |)NNW............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000050 09 01 7a 01 00 00 00 00 00 00 00 00 00 00 00 00 |..z.............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000060 9a 3d 0b c8 12 ab d6 28 fd c1 a9 32 fd c1 a9 32 |.=.....(...2...2|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000070 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">* </span><br style="font-size: 16px;">
<span style="font-size: 16px;">000000c0 00 00 f3 00 2b 00 00 00 00 00 00 00 00 00 00 00 |....+...........|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000000d0 00 00 00 00 08 00 00 00 00 71 85 0d 00 00 00 00 |.........q......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000000e0 08 00 00 00 02 00 00 00 00 7a 85 0d 00 00 00 00 |.........z......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000000f0 0a 00 00 00 01 00 00 00 00 79 85 0d 00 00 00 00 |.........y......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000100 0b 00 00 00 05 00 00 00 00 7c 85 0d 00 00 00 00 |.........|......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000110 10 00 00 00 09 00 00 00 00 b1 86 0d 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000120 19 00 00 00 01 00 00 00 00 bd 86 0d 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000130 1a 00 00 00 03 00 00 00 00 ba 86 0d 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000140 1d 00 00 00 03 00 00 00 00 be 86 0d 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000150 20 00 00 00 07 00 00 00 00 51 87 0d 00 00 00 00 | ........Q......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000160 27 00 00 00 01 00 00 00 00 59 87 0d 00 00 00 00 |'........Y......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000170 28 00 00 00 01 00 00 00 00 58 87 0d 00 00 00 00 |(........X......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000180 29 00 00 00 07 00 00 00 00 5a 87 0d 00 00 00 00 |)........Z......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000190 30 00 00 00 20 00 00 00 00 01 88 0d 00 00 00 00 |0... ...........|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000001a0 50 00 00 00 10 00 00 00 00 61 89 0d 00 00 00 00 |P........a......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000001b0 60 00 00 00 03 00 00 00 00 0e 85 0d 00 00 00 00 |`...............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000001c0 63 00 00 00 07 00 00 00 00 8a 85 0d 00 00 00 00 |c...............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000001d0 6a 00 00 00 07 00 00 00 00 ca 85 0d 00 00 00 00 |j...............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000001e0 71 00 00 00 07 00 00 00 00 4a 86 0d 00 00 00 00 |q........J......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000001f0 78 00 00 00 01 00 00 00 00 8c 86 0d 00 00 00 00 |x...............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000200 79 00 00 00 01 00 00 00 00 8e 86 0d 00 00 00 00 |y...............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000210 7a 00 00 00 01 00 00 00 00 69 86 0d 00 00 00 00 |z........i......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000220 7b 00 00 00 10 00 00 00 00 7a 4e 0d 00 00 00 00 |{........zN.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000230 8b 00 00 00 10 00 00 00 00 aa 4e 0d 00 00 00 00 |..........N.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000240 9b 00 00 00 10 00 00 00 00 01 4b 0d 00 00 00 00 |..........K.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000250 ab 00 00 00 10 00 00 00 00 c1 4b 0d 00 00 00 00 |..........K.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000260 bb 00 00 00 03 00 00 00 00 61 4c 0d 00 00 00 00 |.........aL.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000270 be 00 00 00 02 00 00 00 00 15 f5 02 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000280 c0 00 00 00 01 00 00 00 00 12 d4 0a 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000290 c1 00 00 00 01 00 00 00 00 11 f4 0a 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000002a0 c2 00 00 00 07 00 00 00 00 62 d0 0b 00 00 00 00 |.........b......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000002b0 c9 00 00 00 06 00 00 00 00 22 56 0a 00 00 00 00 |........."V.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000002c0 cf 00 00 00 01 00 00 00 00 43 76 02 00 00 00 00 |.........Cv.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000002d0 d0 00 00 00 04 00 00 00 00 54 e0 07 00 00 00 00 |.........T......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000002e0 d4 00 00 00 01 00 00 00 00 b8 f8 01 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">000002f0 d5 00 00 00 01 00 00 00 00 ba f8 01 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000300 d6 00 00 00 07 00 00 00 00 01 dd 08 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000310 dd 00 00 00 01 00 00 00 00 89 4e 0c 00 00 00 00 |..........N.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000320 de 00 00 00 01 00 00 00 00 4f 46 0e 00 00 00 00 |.........OF.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000330 df 00 00 00 01 00 00 00 00 8d 62 07 00 00 00 00 |..........b.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000340 e0 00 00 00 01 00 00 00 00 cd 4e 0c 00 00 00 00 |..........N.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000350 e1 00 00 00 01 00 00 00 00 d3 e8 05 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000360 e2 00 00 00 0a 00 00 00 00 74 46 0e 00 00 00 00 |.........tF.....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000370 ec 00 00 00 01 00 00 00 00 25 e9 05 00 00 00 00 |.........%......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00000380 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">* </span><br style="font-size: 16px;">
<span style="font-size: 16px;">00001000 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">* </span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002000 4f 43 46 53 56 32 00 00 9a 3d 0b c8 ff ff ff ff |OCFSV2...=......|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002010 00 00 00 00 00 a0 0f 00 00 00 00 00 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002020 00 00 00 00 00 00 00 00 00 00 00 00 31 00 00 00 |............1...|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002030 00 00 00 00 00 00 00 00 f9 c6 42 57 00 00 00 00 |..........BW....|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002040 f9 c6 42 57 00 00 00 00 00 00 00 00 00 00 00 00 |..BW............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002050 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002060 9a 3d 0b c8 00 00 00 00 00 00 00 00 00 00 00 00 |.=..............|
</span><br style="font-size: 16px;">
<span style="font-size: 16px;">00002070 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| </span><br>
</span></div>
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<div><span>
<div style="MARGIN: 10px; FONT-FAMILY: verdana; FONT-SIZE: 10pt">
<div style="font-size: 16px;"><i><font color="#993300">zhangguanghui</font></i></div>
</div>
</span></div>
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