[Bugs] [Bug 1347903] New: disperse volume, after add-brick success, postmark create file failed by NFS service.

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1347903

            Bug ID: 1347903
           Summary: disperse volume, after add-brick success, postmark
                    create file failed  by NFS service.
           Product: GlusterFS
           Version: 3.7.12
         Component: nfs
          Severity: high
          Assignee: bugs at gluster.org
          Reporter: iesool at 126.com
                CC: bugs at gluster.org



Description of problem:
disperse volume, after add-brick success, postmark create file failed  by NFS
service.

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1.Create disperse volume:
Volume Name: test
Type: Disperse
Volume ID: 5a7292e6-b56d-438a-a544-b7a21512c9fc
Status: Started
Number of Bricks: 1 x (2 + 1) = 3
Transport-type: tcp
Bricks:
Brick1: node-1:/disk1
Brick2: node-2:/disk1
Brick3: node-3:/disk1
Options Reconfigured:
performance.readdir-ahead: on

2.then mount -t nfs IP:/test /mnt/,
run postmark.
postmark'conf:
set size 10240000 10240000
set number 200
set location /mnt/test
set subdirectories 20
set read 65536
set write 65536
set transactions 1
run
quit

3.gluster vol add-brick test node-{1..3}:/disk2 node-{1..3}:/disk3 force;
sleep 1;
gluster vol rebalance test fix-layout start;

Actual results:
Some file create failed.lisk this:
PostMark v1.51 : 8/14/01
Reading configuration from file 'conf'
Creating subdirectories...Done
Creating files...Error: cannot open '/mnt/test/s1/53' for writing

Expected results:
Create and write all are OK.

Additional info:

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