Bug 762512 (GLUSTER-780)

Summary: GPT corruption occurs
Product: [Retired] GlusterSP Reporter: Balamurugan Arumugam <bala>
Component: coreAssignee: Timothy Asir <timothyasir>
Status: CLOSED WONTFIX QA Contact:
Severity: medium Docs Contact:
Priority: low    
Version: unspecifiedCC: platform, shireesh, webteam
Target Milestone: 3.2   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
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Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description Balamurugan Arumugam 2010-03-27 00:25:53 UTC 
dmesg:

kjournald starting.  Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
GPT:Primary header thinks Alt. header is not at the end of the disk.
GPT:1564344321 != 2147483646
GPT:Alternate GPT header not at the end of the disk.
GPT:1564344321 != 2147483646
GPT: Use GNU Parted to correct GPT errors.
 sdd1
sd 2:0:0:2: [sdd] Attached SCSI disk


/proc/partitions:

major minor  #blocks  name

   8        0   35155968 sda
   8        1    3906233 sda1
   8        2   31249701 sda2
   8       16 1073741823 sdb
   8       17 1073741790 sdb1
   8       32 1073741823 sdc
   8       33 1073741790 sdc1
   8       48 1073741823 sdd
   8       49  782172127 sdd1
   8       64 1073741823 sde
   8       80 1073741823 sdf
   8       96  490602498 sdg


Model: AMCC 9690SA-4I DISK (scsi)
Disk /dev/sdd: 1100GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt

Number  Start   End    Size   File system  Name     Flags  
 1      17.4kB  801GB  801GB  ext3         primary  msftres



It suppose to be full size (1100GB)
Comment 1 Balamurugan Arumugam 2010-12-17 07:08:52 UTC 
This problem occurs due to on-the-fly disk expansion from 801GB to 1100GB in hardware RAID level.  There is no support in linux (v2.6.30) to do on-the-fly disk expansion on mounted file system.