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:doc: restructuredText syntax corrections.

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Signed-off-by: John Wilkins <john.wilkins@inktank.com>
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John Wilkins 2012-09-05 17:19:51 -07:00
parent c94034a29e
commit 64b9e9f505
1 changed files with 12 additions and 13 deletions
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25
doc/ops/manage/crush.rst
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@ -74,10 +74,9 @@ the same fashion as with ``osd crush set ...``::
where
* ``name`` is the name of the bucket to move. (To move a device,
see :ref:`adjusting-crush-set`.)
* ``name`` is the name of the bucket to move.
* ``loc`` is a list of ``what=where`` pairs indicating where the bucket should
be moved. See :ref:`adjusting-crush-set`.
be moved.
Adjusting the CRUSH weight
@ -169,21 +168,21 @@ If you can ensure that all clients are running recent code, you can
adjust the tunables by extracting the CRUSH map, modifying the values,
and reinjecting it into the cluster.
* Extract the latest CRUSH map::
* Extract the latest CRUSH map::
ceph osd getcrushmap -o /tmp/crush
ceph osd getcrushmap -o /tmp/crush
* Adjust tunables. These values appear to offer the best behavior
for both large and small clusters we tested with. You will need to
additionally specify the ``--enable-unsafe-tunables`` argument to
``crushtool`` for this to work. Please use this option with
extreme care.::
* Adjust tunables. These values appear to offer the best behavior
for both large and small clusters we tested with. You will need to
additionally specify the ``--enable-unsafe-tunables`` argument to
``crushtool`` for this to work. Please use this option with
extreme care.::
crushtool -i /tmp/crush --set-choose-local-tries 0 --set-choose-local-fallback-tries 0 --set-choose-total-tries 50 -o /tmp/crush.new
crushtool -i /tmp/crush --set-choose-local-tries 0 --set-choose-local-fallback-tries 0 --set-choose-total-tries 50 -o /tmp/crush.new
* Reinject modified map::
* Reinject modified map::
ceph osd setcrushmap -i /tmp/crush.new
ceph osd setcrushmap -i /tmp/crush.new
Legacy values
~~~~~~~~~~~~~