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docs: Warn against locked memory limit too high
https://bugzilla.redhat.com/show_bug.cgi?id=1046833 Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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be allowed to swap them out. For QEMU/KVM this requires
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be allowed to swap them out. For QEMU/KVM this requires
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<code>hard_limit</code> <a href="#elementsMemoryTuning">memory tuning</a>
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<code>hard_limit</code> <a href="#elementsMemoryTuning">memory tuning</a>
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element to be used and set to the maximum memory configured for the
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element to be used and set to the maximum memory configured for the
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domain plus any memory consumed by the QEMU process itself.
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domain plus any memory consumed by the QEMU process itself. Beware of
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<span class="since">Since 1.0.6</span></dd>
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setting the memory limit too high (and thus allowing the domain to lock
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most of the host's memory). Doing so may be dangerous to both the
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domain and the host itself since the host's kernel may run out of
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memory. <span class="since">Since 1.0.6</span></dd>
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</dl>
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</dl>
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