Put helper scripts in /usr/bin
(cherry picked from commit 974aa6ae362baf9429d4dd3572ab9a509bbc21b2)
rados: only pass --op copy_from if non-zero

Among other things, this does not work with older ceph_test_rados binaries.

Backport: next
Signed-off-by: Sage Weil <sage@inktank.com>
(cherry picked from commit bfb276091cdaadf96989e6f1b72d6d164169d83e)
Fix logs URL on Sentry pages.
(cherry picked from commit aaa3cf9baaa45ba8bd69869701936031b4e3e36f)
rbd: move xfstest TESTDIR=... bit to front of command

2013-09-24T11:32:49.169 DEBUG:teuthology.orchestra.run:Running [10.214.132.4]: "/usr/bin/sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage TESTDIR=/home/ubuntu/cephtest /bin/bash /home/ubuntu/cephtest/run_xfstests.sh -c 1 -f xfs -t /dev/rbd1 -s /dev/rbd2 '1-9 11-15 17 19-21 26-29 31-34 41 46-
54 56 61 63-67 69-70 74-76 78-79 84-89 91'"
2013-09-24T11:32:49.211 INFO:teuthology.task.rbd.client.1.err:[10.214.131.22]: /usr/bin/ceph-coverage: 25: exec: TESTDIR=/home/ubuntu/cephtest: not found

Signed-off-by: Sage Weil <sage@inktank.com>
(cherry picked from commit 2870ec5086822d55bb4402b2f2721485499befec)
valgrind: suppress inet_ntop noise

See #6240

Signed-off-by: Sage Weil <sage@inktank.com>
(cherry picked from commit 2acceef69905173a008a6da075e675b3cb579391)
Merge branch 'next' of github.com:ceph/teuthology into next
commenting -X option to avoid latency during s3tests

Signed-off-by: tamil <tamil.muthamizhan@inktank.com>