From: David Zafman Date: Fri, 8 Feb 2019 01:20:11 +0000 (-0800) Subject: doc: Remove osd disk thread items that no longer exist X-Git-Tag: v14.1.1~80^2~3 X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=dee162039ca5d78a41eeb591425ed7884b903de9;p=ceph-ci.git doc: Remove osd disk thread items that no longer exist Caused by: 35a4b5072f36df92391b7514eafdea498e42f1dd Signed-off-by: David Zafman --- diff --git a/doc/rados/configuration/osd-config-ref.rst b/doc/rados/configuration/osd-config-ref.rst index 597d0726d20..ea3f7923e4b 100644 --- a/doc/rados/configuration/osd-config-ref.rst +++ b/doc/rados/configuration/osd-config-ref.rst @@ -460,49 +460,6 @@ Operations :Default: ``30`` -``osd disk threads`` - -:Description: The number of disk threads, which are used to perform background - disk intensive OSD operations such as scrubbing and snap - trimming. - -:Type: 32-bit Integer -:Default: ``1`` - -``osd disk thread ioprio class`` - -:Description: Warning: it will only be used if both ``osd disk thread - ioprio class`` and ``osd disk thread ioprio priority`` are - set to a non default value. Sets the ioprio_set(2) I/O - scheduling ``class`` for the disk thread. Acceptable - values are ``idle``, ``be`` or ``rt``. The ``idle`` - class means the disk thread will have lower priority - than any other thread in the OSD. This is useful to slow - down scrubbing on an OSD that is busy handling client - operations. ``be`` is the default and is the same - priority as all other threads in the OSD. ``rt`` means - the disk thread will have precedence over all other - threads in the OSD. Note: Only works with the Linux Kernel - CFQ scheduler. Since Jewel scrubbing is no longer carried - out by the disk iothread, see osd priority options instead. -:Type: String -:Default: the empty string - -``osd disk thread ioprio priority`` - -:Description: Warning: it will only be used if both ``osd disk thread - ioprio class`` and ``osd disk thread ioprio priority`` are - set to a non default value. It sets the ioprio_set(2) - I/O scheduling ``priority`` of the disk thread ranging - from 0 (highest) to 7 (lowest). If all OSDs on a given - host were in class ``idle`` and compete for I/O - (i.e. due to controller congestion), it can be used to - lower the disk thread priority of one OSD to 7 so that - another OSD with priority 0 can have priority. - Note: Only works with the Linux Kernel CFQ scheduler. -:Type: Integer in the range of 0 to 7 or -1 if not to be used. -:Default: ``-1`` - ``osd op history size`` :Description: The maximum number of completed operations to track.