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<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana","sans-serif";color:black;background:#FBF9F7">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana","sans-serif";color:black;background:#FBF9F7"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Verdana","sans-serif";color:black;background:#FBF9F7">We have multiple 22 disk raid 6 arrays using LSI 9280-24i4e raid cards, all using enterprise grade drives. The array is setup with physical
drive cache disabled and mounted using inode64 with nobarriers option in Oracle Linux Server release 6.6, kernel version 3.8.13-55.1.5.el6uek.x86_64. We are suffering from corruptions with xfs_repair unable to permanently fix the the issues. Output of dmesg
from the latest corruption.</span><span style="font-size:9.0pt;font-family:"Verdana","sans-serif";color:black"><br>
<br>
<span style="background:#FBF9F7">Pid: 5319, comm: glusterfsd Not tainted 3.8.13-55.1.5.el6uek.x86_64 #2</span><br>
<span style="background:#FBF9F7">Call Trace:</span><br>
<span style="background:#FBF9F7">[<ffffffffa02a3a9f>] xfs_error_report+0x3f/0x50 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02ed416>] ? xfs_iread_extents+0x86/0x110 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02a3b0e>] xfs_corruption_error+0x5e/0x90 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02c7ac8>] xfs_bmap_read_extents+0x3f8/0x450 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02ed416>] ? xfs_iread_extents+0x86/0x110 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02eb94e>] ? xfs_iext_realloc_direct+0xae/0x160 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02ed416>] xfs_iread_extents+0x86/0x110 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02fb0cc>] ? xfs_trans_free_item_desc+0x3c/0x50 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02c5df5>] xfs_bmap_last_extent+0x95/0xb0 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02c5ef6>] xfs_bmap_last_offset+0x66/0xc0 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02dc123>] ? xfs_dir_lookup+0xc3/0x170 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02dbc96>] xfs_dir2_isblock+0x26/0x60 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02dc123>] xfs_dir_lookup+0xc3/0x170 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffffa02b6497>] xfs_lookup+0x87/0x110 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffff811a92ed>] ? __d_alloc+0x14d/0x180</span><br>
<span style="background:#FBF9F7">[<ffffffffa02aea84>] xfs_vn_lookup+0x54/0xa0 [xfs]</span><br>
<span style="background:#FBF9F7">[<ffffffff8119db43>] ? lookup_dcache+0xa3/0xd0</span><br>
<span style="background:#FBF9F7">[<ffffffff8119d3ad>] lookup_real+0x1d/0x60</span><br>
<span style="background:#FBF9F7">[<ffffffff8119dba8>] __lookup_hash+0x38/0x50</span><br>
<span style="background:#FBF9F7">[<ffffffff8119dc0e>] lookup_slow+0x4e/0xc0</span><br>
<span style="background:#FBF9F7">[<ffffffff811a1d41>] path_lookupat+0x201/0x780</span><br>
<span style="background:#FBF9F7">[<ffffffff811a22f4>] filename_lookup+0x34/0xc0</span><br>
<span style="background:#FBF9F7">[<ffffffff811a35b9>] user_path_at_empty+0x59/0xa0</span><br>
<span style="background:#FBF9F7">[<ffffffff811a3611>] ? user_path_at+0x11/0x20</span><br>
<span style="background:#FBF9F7">[<ffffffff811986c0>] ? vfs_fstatat+0x50/0xb0</span><br>
<span style="background:#FBF9F7">[<ffffffff811a3611>] user_path_at+0x11/0x20</span><br>
<span style="background:#FBF9F7">[<ffffffff811a3698>] sys_linkat+0x78/0x250</span><br>
<span style="background:#FBF9F7">[<ffffffff810e37e6>] ? __audit_syscall_exit+0x216/0x2c0</span><br>
<span style="background:#FBF9F7">[<ffffffff815a25d9>] system_call_fastpath+0x16/0x1b</span><br>
<span style="background:#FBF9F7">XFS (sdb): Corruption detected. Unmount and run xfs_repair</span><br>
<span style="background:#FBF9F7">XFS (sdb): corrupt dinode 6442451040, (btree extents).</span><br>
<span style="background:#FBF9F7">ffff88042615d000: 42 4d 41 50 00 00 00 fe ff ff ff ff ff ff ff ff BMAP............</span><br>
<span style="background:#FBF9F7">XFS (sdb): Internal error xfs_bmap_read_extents(1) at line 1610 of file fs/xfs/xfs_bmap.c. Caller 0xffffffffa02ed416</span><br>
<br>
<span style="background:#FBF9F7">What could be causing these issues?</span><br>
<br>
<span style="background:#FBF9F7">Thanks for your help in advanced.<o:p></o:p></span></span></p>
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