[Bugs] [Bug 1327052] New: Glusterfs write meta data to normal file which cause file crashed

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1327052

            Bug ID: 1327052
           Summary: Glusterfs write meta data to normal file which cause
                    file crashed
           Product: GlusterFS
           Version: 3.6.9
         Component: glusterd
          Severity: urgent
          Assignee: bugs at gluster.org
          Reporter: congxueyang at gmail.com
                CC: bugs at gluster.org



Created attachment 1147059
  --> https://bugzilla.redhat.com/attachment.cgi?id=1147059&action=edit
detailed log when problem happen

Description of problem:
We found file is crashed in glusterfs brick, some glusterfs specific meta data
is written to file. 

Version-Release number of selected component (if applicable):
we found the problem exist in glustfs 3.6.9, 3.7.2 and 3.7.6

How reproducible:
Env config description:
2 VM for glusterfs client + 3 storage nodes.

Steps to Reproduce:
1.in host use "nova stop" shutdown VMs in sequance
2.use "nova start " to startup VM
3. check system startup status
4. repeat step 1~ 3 

Actual results:
After some rounds, we found some file is crashed and file is replaced by
glusterfs metadata (include some glusterfs gid)

Expected results:
file is not changed

Additional info:

in attachment.

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