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From ae1ca2fd5fe27ca5c69bb67683990f50adda769d Mon Sep 17 00:00:00 2001
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Message-Id: <ae1ca2fd5fe27ca5c69bb67683990f50adda769d.1390394207.git.jdenemar@redhat.com>
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From: Osier Yang <jyang@redhat.com>
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Date: Wed, 22 Jan 2014 18:11:59 +0800
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Subject: [PATCH] Doc: Add "note" for node-memory-tune
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https://bugzilla.redhat.com/show_bug.cgi?id=1045089
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To let the user know the command onlys work for KSM under Linux.
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(cherry picked from commit deb924dda8d64bfe724114c7c5f5dccb56e2dd9f)
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Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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---
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tools/virsh.pod | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/tools/virsh.pod b/tools/virsh.pod
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index 6b47d59..6b25e99 100644
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--- a/tools/virsh.pod
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+++ b/tools/virsh.pod
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@@ -306,6 +306,7 @@ in seconds for which the host has to be suspended, it should be at least
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60 seconds.
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=item B<node-memory-tune> [I<shm-pages-to-scan>] [I<shm-sleep-millisecs>]
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+I<shm-merge-across-nodes>
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Allows you to display or set the node memory parameters.
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I<shm-pages-to-scan> can be used to set the number of pages to scan
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@@ -316,6 +317,9 @@ different numa nodes can be merged. When set to 0, only pages which physically
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reside in the memory area of same NUMA node can be merged. When set to 1,
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pages from all nodes can be merged. Default to 1.
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+B<Note>: Currently the "shared memory service" only means KSM (Kernel Samepage
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+Merging).
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+
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=item B<capabilities>
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Print an XML document describing the capabilities of the hypervisor
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--
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1.8.5.3
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