logging: Add extra logs to enable testing of log suppression

Note:
This patch may be reverted once the testing effort is complete,
if desired.

Change-Id: I840399c531a43049749073d4d59bc0c85f525be3
BUG: 1075611
Signed-off-by: Krutika Dhananjay <kdhananj@redhat.com>
Reviewed-on: http://review.gluster.org/7681
Reviewed-by: Raghavendra G <rgowdapp@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
tests: Wait for nfs export to be available

Change-Id: I59a5e0cb78f2b670761a65272b8ab1d7bdb3668a
BUG: 1092850
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: http://review.gluster.org/7773
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>