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| author | Andre Noll <maan@systemlinux.org> | 2011-12-09 18:57:45 +0100 |
|---|---|---|
| committer | Tommi Virtanen <tommi.virtanen@dreamhost.com> | 2011-12-12 14:31:10 -0800 |
| commit | fb8fd186aac218b974cca757b899b135b74d1db6 (patch) | |
| tree | 47314d494b030abdacef67d87aa4bbfa8116939b /doc | |
| parent | db30716b277eaf3de722c69066f3fd0b4dd68564 (diff) | |
| download | ceph-fb8fd186aac218b974cca757b899b135b74d1db6.tar.gz | |
doc: Clarify documentation of reweight command.
This caused some discussions on the mailing list, so let's try to be clear
about the meaning of an OSD weight.
Signed-Off-By: Andre Noll <maan@systemlinux.org>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/control.rst | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/control.rst b/doc/control.rst index 2c69ddc112c..133e0ac1a5e 100644 --- a/doc/control.rst +++ b/doc/control.rst @@ -152,7 +152,9 @@ resending pending requests. :: $ ceph osd reweight N W -Sets the weight of osdN to W. :: +Set the weight of osdN to W. Two OSDs with the same weight will receive +roughly the same number of I/O requests and store approximately the +same amount of data. :: $ ceph osd reweight-by-utilization [threshold] |