LU-2687 test: add b2_4 zfs image for conf-sanity test_32a

In order to ensure that we do not break ZFS upgrades
in the future, add 2.4.0 zfs filesystem test image for
conf-sanity.sh test_32a.

Test-Parameters: mdtfilesystemtype=zfs \
ostfilesystemtype=zfs mdsfilesystemtype=zfs \
envdefinitions=SLOW=yes testlist=conf-sanity

Change-Id: Iae560e05b428907409dc7069d30b601b52750cca
Signed-off-by: Wei Liu <wei3.liu@intel.com>
Reviewed-on: http://review.whamcloud.com/7193
Tested-by: Jenkins
Reviewed-by: Jian Yu <jian.yu@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Minh Diep <minh.diep@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
LU-4613 tests: purge older request result in test_12o

sanity-hsm/test_12o sub-test, which has been introduced as part
of LU-3834, submits 2 RESTORE requests for the same FID and thus
needs to purge 1st result from log before to check 2nd.

Signed-off-by: Bruno Faccini <bruno.faccini@intel.com>
Change-Id: Ia2a0ead487b29a68c8a920bae2aa1d654eac4051
Reviewed-on: http://review.whamcloud.com/9235
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Jian Yu <jian.yu@intel.com>
Reviewed-by: jacques-Charles Lafoucriere <jacques-charles.lafoucriere@cea.fr>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
LU-4620 kernel: kernel update [RHEL6.5 2.6.32-431.5.1.el6]

update RHEL6.5 kernel to 2.6.32-431.5.1.el6

Signed-off-by: Bob Glossman <bob.glossman@intel.com>
Change-Id: I5b11d0b0e1c3749232caf8d21d365ae351f538aa
Reviewed-on: http://review.whamcloud.com/9253
Tested-by: Jenkins
Reviewed-by: Yang Sheng <yang.sheng@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Nathaniel Clark <nathaniel.l.clark@intel.com>
Reviewed-by: Cliff White <cliff.white@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>