Ceph

Here are the differences between Giant and the current master branch for Hammer:

83a84,85
> fs reset <fs_name> {--yes-i-really-mean- disaster recovery only: reset to a
>  it}                                      single-MDS map
139a142
> osd crush get-tunable straw_calc_version get crush tunable <tunable>
145a149,150
> osd crush rename-bucket <srcname>        rename bucket <srcname> to <dstname>
>  <dstname>
147a153,154
> osd crush reweight-all                   recalculate the weights for the tree
>                                           to ensure they sum correctly
167a175,176
> osd crush set-tunable straw_calc_        set crush tunable <tunable> to <value>
>  version <int>
170c179
<  bobtail|firefly|optimal|default
---
>  bobtail|firefly|hammer|optimal|default
173a183
> osd df {plain|tree}                      show OSD utilization
216a227
> osd pool ls {detail}                     list pools
222c233,234
<  crush_ruleset|hashpspool|hit_set_type|
---
>  crush_ruleset|hashpspool|nodelete|
>  nopgchange|nosizechange|hit_set_type|
248,250c260,262
< osd set pause|noup|nodown|noout|noin|    set <key>
<  nobackfill|norecover|noscrub|nodeep-
<  scrub|notieragent
---
> osd set full|pause|noup|nodown|noout|    set <key>
>  noin|nobackfill|norecover|noscrub|
>  nodeep-scrub|notieragent
262c274,275
<  writeback|forward|readonly|readforward   tier <pool>
---
>  writeback|forward|readonly|readforward|  tier <pool>
>  readproxy
272,274c285,287
< osd unset pause|noup|nodown|noout|noin|  unset <key>
<  nobackfill|norecover|noscrub|nodeep-
<  scrub|notieragent
---
> osd unset full|pause|noup|nodown|noout|  unset <key>
>  noin|nobackfill|norecover|noscrub|
>  nodeep-scrub|notieragent
285,286c298,300
< pg dump_stuck {inactive|unclean|stale    show information about stuck pgs
<  [inactive|unclean|stale...]} {<int>}
---
> pg dump_stuck {inactive|unclean|stale|   show information about stuck pgs
>  undersized|degraded [inactive|unclean|
>  stale|undersized|degraded...]} {<int>}
306a321
> version                                  show mon daemon version