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Show a history of changes made to the enablement status of the
Spectre and Meltdown patches.
sys smcvemgt usage examples
Command for querying current tunable settings
The following command queries the current tunable settings for the next boot, as well as the
current runtime. This command also indicates whether there is hardware support for Variant #2/
Spectre.
sys smcvemgt --query
Command for enabling patches with default settings
The following command enables patches for Variant #2/Spectre and Variant #3/Meltdown, where
Variant #2/Spectre is configured for default mode. In default mode, the kernel selects the Variant
#2/Spectre mitigation mechanism based on the CPU architecture of the host machine.
sys smcvemgt --set enabled
Commands for enabling patches with specific settings
• The following command enables patches for Variant #2/Spectre and Variant #3/Meltdown,
where Variant #2/Spectre is set to kernel space only.
sys smcvemgt --set v2=kernel v3=enabled
• The following command enables patches for Variant #2/Spectre, which are configured for
user space with "Retpoline", or "return trampoline". Variant#3/Meltdown retains its current
settings.
sys smcvemgt --set v2=user+retp
Command for disabling patches
The following command disables patches for Variant #2/Spectre and Variant #3/Meltdown.
sys smcvemgt --set disabled
Command for disabling patches for a specific vulnerability
The following command disables patches for Variant #3/Meltdown. Variant #2/Spectre retains its
current settings.
sys smcvemgt --set v3=disabled
Resource profile specifications
Resource profile specifications for Avaya Aura
VMware
The following section outlines the resource profile specifications for differently sized virtual
machines.
October 2018
Deploying the Avaya Aura
Comments on this document? infodev@avaya.com
Resource profile specifications
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