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| author | John Wilkins <john.wilkins@dreamhost.com> | 2012-05-01 19:36:34 -0700 |
|---|---|---|
| committer | Tommi Virtanen <tommi.virtanen@dreamhost.com> | 2012-05-02 12:09:56 -0700 |
| commit | ec9977509c7ff62fb2ed7f72158ca7aa20c14644 (patch) | |
| tree | 621c238ee623c748fc7f52c0066c12b1700b182b /doc/install | |
| parent | 0fb0ef9ee346484ae43c726ea485dfd81fe3f6b0 (diff) | |
| download | ceph-ec9977509c7ff62fb2ed7f72158ca7aa20c14644.tar.gz | |
Edits.
Signed-off-by: John Wilkins <john.wilkins@dreamhost.com>
Signed-off-by: Tommi Virtanen <tommi.virtanen@dreamhost.com>
Diffstat (limited to 'doc/install')
| -rw-r--r-- | doc/install/hardware_recommendations.rst | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/doc/install/hardware_recommendations.rst b/doc/install/hardware_recommendations.rst index 79d413e4e97..87d3d9ef61d 100644 --- a/doc/install/hardware_recommendations.rst +++ b/doc/install/hardware_recommendations.rst @@ -2,13 +2,14 @@ Hardware Recommendations ======================== Ceph runs on commodity hardware and a Linux operating system over a TCP/IP network. The hardware -recommendations for different processes/daemons differ considerably. Ceph OSDs run on commodity hardware -and a Linux operating system over a TCP/IP network. OSD hosts should have ample data storage in the form of -a hard drive or a RAID. Ceph OSDs run the RADOS service, calculate data placement with CRUSH, and maintain their -own copy of the cluster map. So OSDs should have a reasonable amount of processing power. Ceph monitors require -enough disk space for the cluster map, but usually do not encounter heavy loads. Monitors do not need to be very powerful. -Ceph metadata servers distribute their load. However, they must be capable of serving their data quickly. -Metadata servers should have strong processing capability and plenty of RAM. +recommendations for different processes/daemons differ considerably. + +OSD hosts should have ample data storage in the form of a hard drive or a RAID. Ceph OSDs run the RADOS service, calculate data placement with CRUSH, and maintain their +own copy of the cluster map. Therefore, OSDs should have a reasonable amount of processing power. + +Ceph monitors require enough disk space for the cluster map, but usually do not encounter heavy loads. Monitor hosts do not need to be very powerful. + +Ceph metadata servers distribute their load. However, metadata servers must be capable of serving their data quickly. Metadata servers should have strong processing capability and plenty of RAM. .. note:: If you are not using the Ceph File System, you do not need a meta data server. |