<div dir="ltr"><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(36,39,41);font-family:Arial,'Helvetica Neue',Helvetica,sans-serif;line-height:19.5px">I am running CentOS 7.1. I have a 1TB drive that is formatted as XFS.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(36,39,41);font-family:Arial,'Helvetica Neue',Helvetica,sans-serif;line-height:19.5px">After a year of continuous use, I can no longer write to it</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(36,39,41);font-family:Arial,'Helvetica Neue',Helvetica,sans-serif;line-height:19.5px">sudo touch /capture/a.a<br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px">touch: cannot touch ‘/capture/a.a’: No space left on device</span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><span style="color:rgb(36,39,41);font-family:Arial,'Helvetica Neue',Helvetica,sans-serif;font-size:15px;line-height:19.5px"><br></span></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><span style="color:rgb(36,39,41);font-family:Arial,'Helvetica Neue',Helvetica,sans-serif;font-size:15px;line-height:19.5px">However, there's plenty of room on the drive</span><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px"><br></span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px"><br></span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px">sudo fdisk -l /dev/sdb</span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><span style="font-size:15px;line-height:19.5px;color:rgb(36,39,41);font-family:Arial,'Helvetica Neue',Helvetica,sans-serif">WARNING: fdisk GPT support is currently new, and therefore in an experimental phase. Use at your own discretion.</span><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px"><br></span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px">Disk /dev/sdb: 1000.2 GB, 1000204886016 bytes, 1953525168 sectors</span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px">Units = sectors of 1 * 512 = 512 bytes</span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px">Sector size (logical/physical): 512 bytes / 512 bytes</span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px;line-height:19.5px">I/O size (minimum/optimal): 512 bytes / 512 bytes</span></font></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">I see the following on dmesg</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224298] XFS (sdb): metadata I/O error: block 0x3a3836e2 ("xfs_trans_read_buf_map") error 117 numblks 1</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224479] XFS (sdb): Metadata corruption detected at xfs_agi_read_verify+0x5e/0x110 [xfs], block 0x57545252</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224483] XFS (sdb): Unmount and run xfs_repair</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224486] XFS (sdb): First 64 bytes of corrupted metadata buffer:</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224489] ffff880404f30400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224491] ffff880404f30410: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224494] ffff880404f30420: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224496] ffff880404f30430: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[336198.224554] XFS (sdb): metadata I/O error: block 0x57545252 ("xfs_trans_read_buf_map") error 117 numblks 1</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">[337680.482764] xfs_db[25323]: segfault at 7ffe0aeceff8 ip 0000000000424085 sp 00007ffe0aecf000 error 6 in xfs_db[400000+81000]</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">When I try to run "xfs_repair", it can't seem to find secondary superblock</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><br></p><p style="margin:0in;font-family:Calibri;font-size:11pt">sudo xfs_repair -v
/dev/sdb</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Phase 1 - find and
verify superblock...</p><p style="margin:0in;font-family:Calibri;font-size:11pt">couldn't verify
primary superblock - not enough secondary superblocks with matching geometry
!!!</p><p style="margin:0in;font-family:Calibri;font-size:11pt"> </p><p style="margin:0in;font-family:Calibri;font-size:11pt">attempting to find
secondary superblock...</p><p style="margin:0in;font-family:Calibri;font-size:11pt">................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Sorry,
could not find valid secondary superblock</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both">











</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Exiting now.</p><p style="margin:0in;font-family:Calibri;font-size:11pt"><br></p><p style="margin:0in;font-family:Calibri;font-size:11pt">Does anyone have any recommendations on how I can recover this? </p><p style="margin:0in;font-family:Calibri;font-size:11pt"><br></p><p style="margin:0in;font-family:Calibri;font-size:11pt">Much Thanks</p><p style="margin:0in;font-family:Calibri;font-size:11pt">Morgan Yang</p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;clear:both"><br></p></div>