[root@philberry1 philberry]# /opt/orangefs/sbin/pvfs2-client -p /opt/orangefs/sbin/pvfs2-client-core
[root@philberry1 philberry]# insmod /opt/orangefs/lib/modules/3.10.0-514.6.1.el7.x86_64/kernel/fs/pvfs2/pvfs2.ko
insmod: ERROR: could not insert module /opt/orangefs/lib/modules/3.10.0-514.6.1.el7.x86_64/kernel/fs/pvfs2/pvfs2.ko: File exists
[root@philberry1 philberry]# mount -t pvfs2 tcp://philberry1:3334/orangefs /mnt/orangefs
[root@philberry1 philberry]# cd /opt/orangefs/bin/
[root@philberry1 bin]# ./pvfs2-ping -m /mnt/orangefs/

(1) Parsing tab file...

(2) Initializing system interface...

(3) Initializing each file system found in tab file: /etc/mtab...

   PVFS2 servers: tcp://philberry1:3334
   Storage name: orangefs
   Local mount point: /mnt/orangefs
   /mnt/orangefs: Ok

(4) Searching for /mnt/orangefs/ in pvfstab...

   PVFS2 servers: tcp://philberry1:3334
   Storage name: orangefs
   Local mount point: /mnt/orangefs

   meta servers:
   tcp://philberry1:3334
   tcp://philberry2:3334
   tcp://philberry3:3334
   tcp://philberry4:3334

   data servers:
   tcp://philberry1:3334
   tcp://philberry2:3334
   tcp://philberry3:3334
   tcp://philberry4:3334

(5) Verifying that all servers are responding...

   meta servers:
   tcp://philberry1:3334 Ok
   tcp://philberry2:3334 Ok
   tcp://philberry3:3334 Ok
   tcp://philberry4:3334 Ok

   data servers:
   tcp://philberry1:3334 Ok
   tcp://philberry2:3334 Ok
   tcp://philberry3:3334 Ok
   tcp://philberry4:3334 Ok

(6) Verifying that fsid 272838110 is acceptable to all servers...

   Ok; all servers understand fs_id 272838110

(7) Verifying that root handle is owned by one server...

   Root handle: 1048576
     Ok; root handle is owned by exactly one server.

=============================================================

The PVFS2 filesystem at /mnt/orangefs/ appears to be correctly configured.

[root@philberry1 bin]# ./pvfs2-fsck -m /mnt/orangefs/
# Current FSID is 272838110.
* not creating lost+found to hold orphans.
# first pass: traversing directory tree.
# second pass: finding orphaned sub trees.
# third pass: moving orphaned sub trees and files to lost+found.
# fourth pass: removing unreferenced objects.
[root@philberry1 bin]# dd if=/dev/zero of=/mnt/orangefs/dd0.data
^C68668+0 records in
68668+0 records out
35158016 bytes (35 MB) copied, 25.6838 s, 1.4 MB/s

[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test
test-20G.data    test2.data       test4.data       test.data        test_image.data  
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test
test-20G.data    test2.data       test4.data       test.data        test_image.data  
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data
Wrote 1073741824 bytes in 13.208695 seconds. 77.524692 MB/seconds
[root@philberry1 bin]# ./pvfs2-fsck -m /mnt/orangefs/
# Current FSID is 272838110.
* not creating lost+found to hold orphans.
# first pass: traversing directory tree.
# second pass: finding orphaned sub trees.
# third pass: moving orphaned sub trees and files to lost+found.
# fourth pass: removing unreferenced objects.
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data
Target file test.data already exists
Could not open /mnt/orangefs/test.data
[E 18:29:14.049739] invalid (NULL) required argument
[E 18:29:14.049779] PVFS_isys_setattr call: Invalid argument (error class: 0)
warning: could not set dest. file attributes (-1073741839)
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data2
Wrote 1073741824 bytes in 8.084148 seconds. 126.667644 MB/seconds
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data3
Wrote 1073741824 bytes in 8.083792 seconds. 126.673225 MB/seconds
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data4
Wrote 1073741824 bytes in 7.666864 seconds. 133.561777 MB/seconds
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data5
Wrote 1073741824 bytes in 7.924440 seconds. 129.220489 MB/seconds
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data6
Wrote 1073741824 bytes in 8.547769 seconds. 119.797344 MB/seconds
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data7
Wrote 1073741824 bytes in 8.473335 seconds. 120.849700 MB/seconds
[root@philberry1 bin]# ./pvfs2-cp -t ~philberry/test.data /mnt/orangefs/test.data8
Wrote 1073741824 bytes in 8.125204 seconds. 126.027604 MB/seconds